battery JAGUAR XFR 2010 1.G Repair Manual

DTC Description Possible Causes Action suspect the switch. Refer to the Warranty Policy
and Procedures manual if a module/component is
suspect P1571-64
Brake Switch - Signal
plausibility failure
Wiring harness fault
Brake pedal switch fault
The signal from the hardwired brake pedal switch
does not agree with the brake status message
broadcast on CAN. Refer to the electrical circuit
diagrams and check the brake pedal switch
circuits for short circuit or open circuit. Repair
wiring harness as required
If there are no wiring harness faults suspect
switch. Refer to the Warranty Policy and
Procedures manual if a module/component is
suspect C1127-31
Position Sensor - No
Signal
Parking brake motor hall
effect position sensor
power circuit fault
Parking brake motor hall
effect position sensor
ground circuit fault
Parking brake motor hall
effect position sensor
signal circuit fault
Mechanical fault with
sensor/actuator
Inspect mechanical linkages for faults/damage.
Repair as required. Refer to the electrical circuit
diagrams and check parking brake motor hall
effect position sensor circuits for short, open
circuit. Check and install a new sensor actuator as
required C1129-39
Actuator engage -
Incorrect has too few
pulses
Motor engage current
reached before full apply
travel distance
Service brake adjustment
incorrect after brake lining
replacement
Brake cables broken,
seized, trapped.
Caliper malfunction
Carry out parking brake calibration procedure.
check for mechanical failure of parking brake
system C1129-3A
Actuator engage -
Incorrect has too many
pulses
Motor engage current not
reached or travelled too far
upon apply
Service brake adjustment
incorrect after brake lining
replacement
Brake cables broken,
seized, trapped
Caliper malfunction
Carry out parking brake calibration procedure.
check for mechanical failure of parking brake
system C112A-39
Actuator disengage -
Incorrect has too few
pulses
Intermittent motor or
circuit - open circuit
Actuator malfunction
Check for additional motor or circuit DTCs and
refer to DTC index. check for mechanical failure of
parking brake C1D00-11 Park brake apply switch
- Circuit short to ground
Connector fault - bent,
loose or corroded pin(s)
Harness fault - short to
ground
Switch fault
Refer to electrical circuit diagrams and check the
switch primary and secondary apply circuits for
short to ground. Repair circuit faults or install a
new switch as required C1D00-15
Park brake apply switch
circuit - Circuit short to
battery or open
Connector fault - bent,
loose or corroded pin(s)
Harness fault - short to
power or open circuit
Switch fault
Refer to electrical circuit diagrams and check the
switch primary and secondary apply circuits for
short to power or open circuit. Repair circuit faults
or install a new switch as required C1D00-1C Park brake apply switch
- Voltage out of range
Connector fault - bent,
loose or corroded pin(s)
Harness fault - low
resistance to ground
Switch fault
Refer to the electrical circuit diagrams and test
primary parking brake apply switch circuits for
short to ground
Check and install a new switch as required

DTC Description Possible Causes Action C1D00-62 Park brake apply switch
- Signal compare failure
Connector fault - bent,
loose or corroded pin(s)
Harness fault
Switch fault
Apply switch active then release switch active,
refer to electrical circuit diagrams and check
apply/release switch circuits
Check and install a new switch as required C1D00-64 Park brake apply switch
- Signal plausibility
failure
Connector fault - bent,
loose or corroded pin(s)
Harness fault - primary or
secondary apply circuit
Switch fault
Refer to the electrical circuit diagrams and test
parking brake primary and secondary apply circuits
Check and install a new switch as required C1D01-11
Park brake release
switch - Circuit short to
ground
Connector fault - bent,
loose or corroded pin(s)
Harness fault - short to
ground
Switch fault
Refer to the electrical circuit diagrams and test
park brake primary and secondary circuit for short
to ground
Check and install a new switch as required C1D01-15
Park brake release
switch - Circuit short to
battery or open
Connector fault - bent,
loose or corroded pin(s)
Harness fault - open circuit
Harness fault - short to
power
Switch fault
Refer to the electrical circuit diagrams and test
parking brake primary and secondary release
circuits for open circuits or short to power
Check and install a new switch as required C1D01-1C
Park brake release
switch - Voltage out of
range
Connector fault - bent,
loose or corroded pin(s)
Harness fault - low
resistance to ground
Switch fault
Refer to electrical circuit diagrams and test park
brake switch primary and secondary switch circuits
for low resistance to ground
Check and install a new switch as required C1D01-62
Park brake release
switch - Signal compare
failure
Connector fault - bent,
loose or corroded pin(s)
Harness fault
Switch fault
Release switch active then apply switch active.
Refer to electrical circuit diagrams and check
switch circuits for open circuits or shorts. Repair
circuit or replace switch as required C1D01-64
Park brake release
switch - Signal
plausibility failure
Connector fault - bent,
loose or corroded pin(s)
Harness fault
Switch fault
Primary and secondary release switch inputs
signals do not match. Check connectors for
damaged pins, Refer to electrical circuit diagrams
and check switch circuits for open circuits or
shorts. Repair circuit or replace switch as required B1142-64
Ignition Status 1 -
Signal plausibility
failure
The hard wired ignition
status signal does not
agree with CAN messages.
Ignition power supply is
detected open circuit when
ignition status is set to
'ON'
Refer to electrical circuit diagrams and check
parking brake module ignition power supply for
short to ground, open circuit U0001-87
High Speed CAN
communication bus -
Missing message
CAN Bus circuit fault
Power distribution fault
Refer to the electrical circuit diagrams and check
the power and ground connections to the module.
Using the manufacturer approved diagnostic
system, complete a CAN network integrity test.
Refer to the electrical circuit diagrams and check
the CAN network U0001-88
High speed CAN
communication Bus -
Bus off
CAN Bus circuit fault
Power distribution fault
Refer to the electrical circuit diagrams and check
the power and ground connections to the module.
Using the manufacturer approved diagnostic
system, complete a CAN network integrity test.
Refer to the electrical circuit diagrams and check
the CAN network U0100-00
Lost Communication
with ECM/PCM A - No
sub type information
Engine control module /
system fault
Wiring harness fault
Check the Engine Control Module for related DTCs
and refer to the relevant DTC index
Refer to the electrical circuit diagrams and check
the power and ground connections to the module.
Using the manufacturer approved diagnostic www.JagDocs.com

DTC Description Possible Causes Action U0423-00 Invalid Data Received
Invalid message from the
Check the Instrument Cluster for related DTCs From Instrument Panel Control Module - No sub instrument panel control and refer to the relevant DTC index type information module U0433-64
Invalid Data Received
From Cruise Control
Front Distance Range
Sensor - Signal
plausibility failure
Incorrect apply request
from the speed control
module when the
conditions were not correct
NOTE: The Park Brake Module has received a
request to apply the parkbrake from the Adaptive Speed
Control module but the conditions were not correct for
the apply to take place. E.g. the vehicle was moving. The
module will ignore the request but this DTC is logged for
safety reference

Check the Speed Control Module for related DTCs
and refer to the relevant DTC index U2001-68
Reduced System
Function - Event
information
Invalid or missing message
from Anti-Lock Braking
System with ignition OFF
and vehicle speed > 3Kph
NOTE: There has been invalid or missing data
detected from the Anti-Lock Brake System Control
Module. This DTC may be logged if the ignition is
switched off with the vehicle still moving. This DTC will
never be recorded as confirmed and is stored for
historical analysis only

Check the Speed Control Module for related DTCs
and refer to the relevant DTC index U2005-64
Vehicle Speed - Signal
implausibility failure
Implausible speed
message from the
Anti-Lock Braking System
control module
NOTE: Implausible speed is defined as passing
from high speed dynamic mode to static mode without
passing through low speed dynamic mode

Check the Anti-Lock Braking System Control
Module for related DTCs and refer to the relevant
DTC index U200D-4B
Control Module Output
Power A - Over
temperature
Actuator FET circuit over
current / over temperature
Refer to electrical wiring diagrams and check the
actuator circuit for low resistance. Repair circuit
faults or install a new actuator as required U2011-11
Motor - Circuit short to
ground
Electric park brake motor
output short to ground
Refer to electrical wiring diagrams and check the
actuator circuit for short to ground. Repair circuit
faults or install a new actuator as required U2011-12
Motor - Circuit short to
battery
Electric park brake motor
output short to power
Refer to electrical wiring diagrams and check the
actuator circuit for short to power. Repair circuit
faults or install a new actuator as required U2011-13 Motor - Circuit open
Electric park brake motor
output open circuit
Refer to electrical wiring diagrams and check the
actuator circuit for open circuit. Repair circuit
faults or install a new actuator as required U3000-47
Control Module -
Watchdog/safety micro
controller failure
Defective ECU
Lost communication with secondary micro
processor, check power and ground connections to
module. Clear DTC, perform battery reset and
retest system. If DTC reoccurs suspect the
Parking Brake control module
Refer to the Warranty Policy and Procedures
manual if a module/component is suspect U3002-81
Vehicle Identification
Number (VIN) - Invalid
serial number
The Park Brake Module has
previously been installed
to another vehicle
Check and install the original, or a new Park Brake
Module
Refer to the Warranty Policy and Procedures
manual if a module/component is suspect U3003-62
Battery Voltage - Signal
compare failure
Power distribution fault
Wiring harness fault
There is a difference of more than 2 volts
between the power supply to the parking brake
module and the battery voltage value broadcast
on CAN. Check other control modules for battery
voltage related DTCs. Refer to the electrical
circuit diagrams and check the power and ground

DTC Description Possible Causes Action supply circuits to the Park Brake Module. Repair
wiring as required, clear the DTC and retest the
system U3006-16
Control Module Input
Power A - Circuit
voltage below threshold
ECU logic voltage is high
(over 18 volts for 40mS)
Wiring harness fault
Charging system fault
Refer to electrical circuit diagrams, check power
supplies and ground connections to the park brake
control module. Check battery voltage and
charging system. Repair wiring harness or
charging system as required, clear DTC, perform
battery reset. Retest system U3006-17
Control Module Input
Power A - Circuit
voltage above threshold
ECU logic voltage is low
(below 8 volts for 2000mS)
Wiring harness fault
Charging system fault
Refer to electrical circuit diagrams, check power
supplies and ground connections to the park brake
control module. Check battery voltage and
charging system. Repair wiring harness or
charging system as required, clear DTC, perform
battery reset. Retest system U3007-14
Control Module Input
Power B - Circuit short
to ground or open
Connector fault - bent,
loose or corroded pin(s)
Harness fault
Refer to electrical circuit diagrams, check Park
Brake Module high power feed circuit for open
circuits or short to ground. Repair wiring harness
as required, clear DTC

DTC Description Possible Causes Action module/component B10AC-82 Cruise Control Switch - Alive / sequence counter incorrect / not updated
Cruise buttons alive counter is not
incrementing. Which suggests that
the LIN bus is faulty
Steering wheel module is not
connected
Steering wheel module failure
Refer to the electrical circuit
diagrams and check the speed
control switch circuit for open circuit,
short circuit to power, short circuit to
ground, disconnected
Refer to the electrical circuit
diagrams and check the LIN bus
between steering wheel module and
the CAN gateway
Check and install a new steering
wheel module as required. Refer to
the warranty policy and procedures
manual, or determine if any prior
approval programme is in operation,
prior to the installation of a new
module/component B10AC-83
Cruise Control Switch - Value
of signal protection
calculation incorrect
Cruise buttons checksum incorrect,
incorrect cruise switches fitted to
vehicle
Check and install new cruise
switches as required. Refer to the
warranty policy and procedures
manual, or determine if any prior
approval programme is in operation,
prior to the installation of a new
module/component B10AC-96
Cruise Control Switch -
Component internal failure
Speed control switch circuit, open
circuit, short circuit to power, short
circuit to ground, disconnected
Speed control switch failure
Steering wheel module failure
Check for related DTCs in other
central junction boxes
Refer to the electrical circuit
diagrams and check the speed
control switch circuit for open circuit,
short circuit to power, short circuit to
ground, disconnected
Check and install a new speed
control switch as required. Check and
install a new steering wheel module
as required. Refer to the warranty
policy and procedures manual, or
determine if any prior approval
programme is in operation, prior to
the installation of a new
module/component B10FF-68
Ignition Control - Event
information
Spark plug(s) fault
Wiring harness fault
Ignition coil(s) fault
Refer to repair manual and check
spark plug(s) for condition and
security. Replace any defective
components as required
Refer to electrical wiring diagrams
and check ignition coil circuit for
intermittent open circuit, short
circuit to power, short circuit to
ground
Check and install a new coil(s) as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component B11DB-01
Battery Monitoring Module -
General electrical failure
NOTE: - Circuit BATTERY -

Charging system fault Battery
monitoring signal line
circuit fault
Vehicle battery fault
Refer to electrical wiring diagrams
and check charging system for faults.
Perform any repairs required
Refer to the electrical wiring
diagrams and check the battery
monitoring system module circuit for
open circuit, short circuit to ground,
short circuit to power
Refer to the workshop manual and
the battery care manual, inspect the
vehicle battery and ensure it is fully
charged and serviceable before
performing further tests

DTC Description Possible Causes Action B11DB-87
Battery Monitoring Module -
Missing message
NOTE: - Circuit BATTERY -

Battery signal line circuit fault
Refer to the electrical wiring
diagrams and check the battery
monitoring system module circuit for
open circuit, short circuit to ground,
short circuit to power
Refer to the electrical circuit
diagrams and check the LIN circuit
for short circuit to ground, short
circuit to power, open circuit B1206-68
Crash Occurred - Event
information
NOTE: - Circuit SRS_SIGNAL -

Engine control module has
detected the vehicle has crashed -
event information DTC only
Refer to the electrical circuit
diagrams and check the engine
control module to restraints control
module circuit for short circuit to
ground, short circuit to power, open
circuit. Repair circuit as required,
clear the DTC and retest C0031-00
Left Front Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - left front
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index C0034-00
Right Front Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - right front
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index C0037-00
Left Rear Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - left rear
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index C003A-00
Right Rear Wheel Speed
Sensor - No sub type
information
Invalid data received from anti-lock
braking system module - right rear
wheel speed signal fault
Check anti-lock braking system
module for related DTCs and refer to
relevant DTC index P0010-13
Intake (A) Camshaft Position
Actuator (Bank 1) - Circuit
open
NOTE: - Circuit VFS_IN_A -

Intake (A) camshaft position
actuator (Bank 1) open circuit
Engine control module interface
harness open circuit
Refer to the electrical circuit
diagrams and check intake (A)
camshaft position actuator (Bank 1)
circuit for open circuit
Refer to the electrical circuit
diagrams and check engine control
module interface harness for open
circuit P0011-00
Intake (A) Camshaft Position
Timing - Over-Advanced
(Bank 1) - No sub type
information
NOTE: - Circuit VFS_IN_A -

Intake (A) camshaft position
actuator (Bank 1) open circuit
Engine control module interface
harness open circuit
Refer to the electrical circuit
diagrams and check intake (A)
camshaft position actuator (Bank 1)
circuit for open circuit
Refer to the electrical circuit
diagrams and check engine control
module interface harness for open
circuit P0013-13
Exhaust (B) Camshaft
Position Actuator (Bank 1) -
Circuit open
NOTE: - Circuit VFS_EX_A -

Exhaust (B) camshaft position
actuator (Bank 1) open circuit
Engine control module interface
harness open circuit
Refer to the electrical circuit
diagrams and check exhaust (B)
camshaft position actuator (Bank 1)
circuit for open circuit
Refer to the electrical circuit
diagrams and check engine control
module interface harness for open
circuit P0015-00
Exhaust (B) Camshaft
Position Timing -
Over-Retarded (Bank 1) - No
sub type information
NOTE: - Circuit VFS_EX_A -

Exhaust (B) camshaft position
actuator (Bank 1) open circuit,
short circuit to ground, short circuit
to power
Check for related DTC P0365-00.
Refer to the electrical circuit
diagrams and check exhaust (B)
camshaft position actuator (Bank 1)
for open circuit, short circuit to
ground, short circuit to power www.JagDocs.com

DTC Description Possible Causes Action P0031-13
HO2S Heater Control Circuit
Low (Bank 1, Sensor 1) -
Circuit open NOTES:


- Circuit HTR_CTRL_A_UPSTREAM -


LR - Circuit UHEGO HEATER A -

Pre catalyst oxygen sensor-odd
heater control circuit (Bank 1,
Sensor 1) circuit, open circuit
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 1 Sensor 1 (0x03A1)
Refer to the electrical circuit
diagrams and check pre catalyst
oxygen sensor-odd heater control
circuit (Bank 1, Sensor 1) circuit for
open circuit P0032-12
HO2S Heater Control Circuit
High (Bank 1, Sensor 1) -
Circuit short to battery NOTES:


- Circuit HTR_CTRL_A_UPSTREAM -


LR - Circuit UHEGO HEATER A -

Pre catalyst oxygen sensor-odd
heater control circuit (Bank 1,
Sensor 1) circuit short circuit to
power
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 1 Sensor 1 (0x03A1)
Refer to the electrical circuit
diagrams and check pre catalyst
oxygen sensor-odd heater control
circuit (Bank 1, Sensor 1) circuit for
short circuit to power P0036-00
HO2S Heater Control Circuit
(Bank 1, Sensor 2) - No sub
type information
NOTE: - Circuit HTR_HEGO_A -

Catalyst oxygen sensor heater
circuit control fuse failure
Post catalyst oxygen sensor-odd
heater control circuit short circuit
to ground, short circuit to power,
open circuit
Catalyst oxygen sensor heater
circuit control relay circuit short
circuit to ground, short circuit to
power, open circuit
Catalyst oxygen sensor heater
circuit control relay failure
Post catalyst oxygen sensor-odd
failure
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 1 Sensor 2 (0x03A2)
Refer to the electrical circuit
diagrams and check post catalyst
oxygen sensor-odd sensor fuse for
open circuit
Refer to the electrical circuit
diagrams and check post catalyst
oxygen sensor-odd sensor circuit for
short circuit to ground, short circuit
to power, open circuit
Refer to the electrical circuit
diagrams and check catalyst oxygen
sensor heater circuit control relay
circuit for short circuit to ground,
short circuit to power, open circuit
Check and install a new catalyst
oxygen sensor heater control relay,
as required. Check and install a new
post catalyst oxygen sensor-odd as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0051-11
HO2S Heater Control Circuit
Low (Bank 2, Sensor 1) -
Circuit short to ground NOTES:


- Circuit HTR_CTRL_B_UPSTREAM -


LR - Circuit UHEGO HEATER B -

Pre catalyst oxygen sensor-even
heater control circuit (Bank 2,
Sensor 1) circuit short circuit to
ground
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 2 Sensor 1 (0x03A4)
Refer to the electrical circuit
diagrams and check pre catalyst
oxygen sensor-even heater control
circuit (Bank 2, Sensor 1) circuit for
short circuit to ground P0051-13
HO2S Heater Control Circuit
Low (Bank 2, Sensor 1) -
Circuit open NOTES:


- Circuit HTR_CTRL_B_UPSTREAM -


LR - Circuit UHEGO HEATER B -
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 2 Sensor 1 (0x03A4)
Refer to the electrical circuit
diagrams and check pre catalyst
oxygen sensor-even heater control
circuit (Bank 2, Sensor 1) circuit for

DTC Description Possible Causes Action
Pre catalyst oxygen sensor-even
heater control circuit (Bank 2,
Sensor 1) circuit, open circuit open circuit P0052-12
HO2S Heater Control Circuit
High (Bank 2, Sensor 1) -
Circuit short to battery NOTES:


- Circuit HTR_CTRL_B_UPSTREAM -


LR - Circuit UHEGO HEATER B -

Pre catalyst oxygen sensor-even
heater control circuit (Bank 2,
Sensor 1) circuit short circuit to
power
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 2 Sensor 1 (0x03A4)
Refer to the electrical circuit
diagrams and check pre catalyst
oxygen sensor-even heater control
circuit (Bank 2, Sensor 1) circuit for
short circuit to power P0054-00
HO2S Heater Resistance
(Bank 1, Sensor 2) - No sub
type information NOTES:


- Circuit HTR_CTRL_A_UPSTREAM -


LR - Circuit UHEGO HEATER A -

Catalyst oxygen sensor heater
circuit control fuse failure
Post catalyst oxygen sensor-odd
heater control circuit short circuit
to ground, short circuit to power,
open circuit, high resistance
Catalyst oxygen sensor heater
circuit control relay circuit short
circuit to ground, short circuit to
power, open circuit
Catalyst oxygen sensor heater
circuit control relay failure
Post catalyst oxygen sensor-odd
failure
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 1 Sensor 1 (0x03A1)
Refer to the electrical circuit
diagrams and check post catalyst
oxygen sensor-odd sensor fuse for
open circuit
Refer to the electrical circuit
diagrams and check post catalyst
oxygen sensor-odd sensor circuit for
short circuit to ground, short circuit
to power, open circuit, high
resistance
Refer to the electrical circuit
diagrams and check catalyst oxygen
sensor heater circuit control relay
circuit for short circuit to ground,
short circuit to power, open circuit
Check and install a new catalyst
oxygen sensor heater control relay,
as required. Check and install a new
post catalyst oxygen sensor-odd as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0056-00
HO2S Heater Control Circuit
(Bank 2, Sensor 2) - No sub
type information
NOTE: - Circuit HTR_HEGO_B -

Post catalyst oxygen sensor-even
heater control circuit short circuit
to ground, short circuit to power,
open circuit
Catalyst oxygen sensor heater
circuit control relay circuit short
circuit to ground, short circuit to
power, open circuit
Catalyst oxygen sensor heater
circuit control relay failure
Post catalyst oxygen sensor-even
failure
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 2 Sensor 2 (0x03A5)
Refer to the electrical circuit
diagrams and check post catalyst
oxygen sensor-even sensor circuit for
short circuit to ground, short circuit
to power, open circuit
Refer to the electrical circuit
diagrams and check catalyst oxygen
sensor heater circuit control relay
circuit for short circuit to ground,
short circuit to power, open circuit
Check and install a new catalyst
oxygen sensor heater control relay,
as required. Check and install a new
post catalyst oxygen sensor-even, as
required. Refer to the warranty policy
and procedures manual, or determine
if any prior approval programme is in
operation, prior to the installation of
a new module/component P0060-00
HO2S Heater Resistance
(Bank 2, Sensor 2) - No sub
type information NOTES:


- Circuit HTR_CTRL_B_UPSTREAM -
Using the manufacturer approved
diagnostic system check datalogger
signal, Oxygen Sensor (O2S) Heater
Duty Cycle Bank 2 Sensor 2 (0x03A5)

DTC Description Possible Causes Action B122A-11
Right Seat Cushion
Blower Speed Sensor -
Circuit short to ground
Seat cushion blower speed
right circuit - Short circuit
to ground
Blower motor assembly -
Short circuit to ground
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference RH_CUSHION_FAN_SPEED - For short
circuit to ground. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122A-12
Right Seat Cushion
Blower Speed Sensor -
Circuit short to battery
Seat cushion blower speed
right circuit - Short circuit
to power
Blower motor assembly -
Short circuit to power
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference RH_CUSHION_FAN_SPEED - For short
circuit to power. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122B-11
Right Seat Back Blower
Speed Sensor - Circuit
short to ground
Seat backrest blower speed
right circuit - Short circuit
to ground
Blower motor assembly -
Short circuit to ground
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference RH_SEAT_BACK_FAN_SPEED - For short
circuit to ground. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122B-12
Right Seat Back Blower
Speed Sensor - Circuit
short to battery
Seat backrest blower speed
right circuit - Short circuit
to power
Blower motor assembly -
Short circuit to power
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference RH_SEAT_BACK_FAN_SPEED - For short
circuit to power. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122C-11
Left Seat Cushion
Blower Speed Sensor -
Circuit short to ground
Seat cushion blower speed
left circuit - Short circuit to
ground
Blower motor assembly -
Short circuit to ground
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference LH_CUSHION_FAN_SPEED - For short
circuit to ground. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system

DTC Description Possible Causes Action B122C-12
Left Seat Cushion
Blower Speed Sensor -
Circuit short to battery
Seat cushion blower speed
left circuit - Short circuit to
power
Blower motor assembly -
Short circuit to power
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference LH_CUSHION_FAN_SPEED - For short
circuit to power. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122D-11
Left Seat Back Blower
Speed Sensor - Circuit
short to ground
Seat backrest blower speed
left circuit - Short circuit to
ground
Blower motor assembly -
Short circuit to ground
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference LH_SEAT_BACK_FAN_SPEED - For short
circuit to ground. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122D-12
Left Seat Back Blower
Speed Sensor - Circuit
short to battery
Seat backrest blower speed
left circuit - Short circuit to
power
Blower motor assembly -
Short circuit to power
Front seat climate control
module failure
Carry out on demand self test using manufacturer
approved diagnostic system to confirm the fault is
present
Refer to the electrical circuit diagrams and check
the front seat climate control module - Circuit
reference LH_SEAT_BACK_FAN_SPEED - For short
circuit to power. Repair circuit as required, clear
DTC and retest
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122E-98
Right Seat Cushion -
Component or system
over temperature
Blocked or restricted
thermal electric device fan
exhaust vent
Restricted thermal electric
device fan movement
Check for blockage or restriction in thermal electric
device fan exhaust vent
Check for restricted thermal electric device fan
movement
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B122F-98
Right Seat Back -
Component or system
over temperature
Blocked or restricted
thermal electric device fan
exhaust vent
Restricted thermal electric
device fan movement
Check for blockage or restriction in thermal electric
device fan exhaust vent
Check for restricted thermal electric device fan
movement
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system B1230-98
Left Seat Back -
Component or system
over temperature
Blocked or restricted
thermal electric device fan
exhaust vent
Restricted thermal electric
device fan movement
Check for blockage or restriction in thermal electric
device fan exhaust vent
Check for restricted thermal electric device fan
movement
Carry out on demand self test using manufacturer
approved diagnostic system to confirm
rectification. Alternatively, carry out any pinpoint
tests associated with this DTC using the
manufacturer approved diagnostic system