clutch ASTON MARTIN V8 VANTAGE 2010 Repair Manual
[x] Cancel search | Manufacturer: ASTON MARTIN, Model Year: 2010, Model line: V8 VANTAGE, Model: ASTON MARTIN V8 VANTAGE 2010Pages: 947, PDF Size: 43.21 MB
Page 883 of 947

AML EOBD System Operation Summary
Rory O’Curry Aston Martin Lagonda CONFIDENTIAL 1 May 2009
[email protected] AML EOBD Monitors 07 ROC.doc Page 37 of 43
Glossary of Terms
A/D Analogue to Digital
ASM Auto Shift Manul
BTDC Before Top Dead Centre
CALID CALibration IDentification
CD4E Automatic Transmission for Intermediate size Family saloon.
CID Camshaft Identification.
CKP Crankshaft Position
CMP Camshaft Position
COP Coil on Plug
CPC Camshaft Position Control
CVN Calibration Verification Number
DPFE Delta Pressure Feedback
DTC Diagnostic Trouble Code
ECT Engine Coolant Temperature
EDIS Electronic Distributorless Ignition System
EGR Exhaust Gas Re-circulation.
EOBD European On Bard Diagnostics
EPC Electronic Pressure Control
ETC Electronic Throttle Control
ETM Electronic Throttle Monitor
EVR Electronic Vacuum Regulator
EWMA Exponentially Weighted Moving Average
FMEM Failure Mode and Effects Management
FN Automatic Transmission for Medium size Family Saloon
FWD Front Wheel Drive
HDR High Data Rate
HO2S Heated Oxygen Sensor.
IAC Idle Air Control
IDM Ignition Diagnostic Monitor
IMRC Inlet Manifold Runner Control
IPC Independent Plausibility Checker
KAM Keep Alive Memory
LDR Low Data Rate
LTFT Long Term Fuel Trim
MAF Mass Air Flow
MAP Manifold Absolute Pressure
MIL Malfunction Indicator Lamp
OSS Output Shaft Speed
PCM Powertrain Control Module
PIP Profile Ignition Pickup
RWD Rear Wheel Drive
SAE Society of Automotive Engineers
SAIR Secondary AIR
SCV Swirl Control Valve
STFT Short Term Fuel Trim
TCC Torque Converter Clutch
TCIL Transmission Control Indicator Lamp
TP Throttle Position
TPPC Throttle Plate Position Controller
TRS Transmission Range Sensor
TSS Turbine Shaft Speed
VID Vehicle IDentification
VIN Vehicle Identification No.
VQZ VQuizzer
VMV Vapour Management Valve
Page 905 of 947

Aston Martin V8 Vantage2009MY OBDII Documentation 4.7L Aston Martin Confidential
Component P CodesMalfunction Strategy
Description Malfunction Criteria
(Fault) Fault condition
(Internal labels) Threshold Value
(Fault condition) Entry conditions Entry conditions values Filter Time to
log DTC
Gear Position sensor P0916 Gear Position sensor
short to GND Gear Position signal low Output Voltage < th_low th_low = 0,5V (Key ON) AND NOT
(cranking) AND
VSupply inside prope
r VSupply range = 7V-24.5V 500ms
Gear Position sensor P0917 Gear Position sensor
short to battery or open circuit Gear position signal high Output Voltage > th_high
th_high = 4,5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper VSupply range = 7V-24.5V 500ms
Gear Position sensor P0915 Mechanical damage o
f
magnet holder;
Electrical offset.
Internal sensor failure Gear position signal wrong value The calculated gear from the gear
and shift position sensors is different than the last engaged gear(See annexed Chart 1) th = 3% (Key ON) AND NOT
(cranking) AND
VSupply inside prope
r
range VSupply range = 7V-24.5V 500ms
Shift position P0907 Gear Position sensor short to battery or open circuit Shift position signal high Output Voltage > th_high
th_high = 4,5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper VSupply range = 7V-24.5V 500ms
Shift position P0906 Gear Position sensor short to GNDShift position signal low
Output Voltage < th_low th_low = 0,5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper VSupply range = 7V-24.5V 500ms
Shift position P0905 Mechanical damage o
f
magnet holder;
Electrical offset.
Internal sensor failure Shift position signal wrong value The shift position signal is not
coherent with the self tuned value fo
r
at least one gear.ShiftPosition (i) -
ShiftPositionSelfTuned (i) > th for a timeout
where i=1,2,…,7 th = 50 bit
timeout = 3s (Key ON) AND NOT
(cranking) AND
VSupply inside prope
r
range VSupply range = 7V-24.5V 500ms
Clutch position sensor P0807 P1/ P2 wire short
circuit to GND Clutch position sensor - Primary
Circuit low The asic UH05 inside the TCU
detects the fault and communicate it to the uP
Output Voltage < th_low th_low = 0,5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 50ms
Clutch position sensor P0808 P1/ P2 wire short
circuit to battery or open circuit Clutch position sensor - Primary
Circuit high The asic UH05 inside the TCU
detects the fault and communicate it to the uP
Output Voltage > th_high th_high = 4,5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 50ms
Clutch position sensor P173A S1/ S2 wire short
circuit to GND Clutch position sensor -
Secondary Circuit low The asic UH05 inside the TCU
detects the fault and communicate it to the uP
Output Voltage < th_low th_low = 0,5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 50ms
ASM OBD
128/04/2008
Page 906 of 947

Aston Martin V8 Vantage2009MY OBDII Documentation 4.7L Aston Martin Confidential
Component P CodesMalfunction Strategy
Description Malfunction Criteria
(Fault) Fault condition
(Internal labels) Threshold Value
(Fault condition) Entry conditions Entry conditions values Filter Time to
log DTCClutch position sensor P173B S1/ S2 wire short
circuit to battery or open circuit Clutch position sensor -
Secondary Circuit high The asic UH05 inside the TCU
detects the fault and communicate it to the uP
Output Voltage > th_high th_high = 4,5V (Key ON) AND NOT
(cranking) AND
VSupply inside prope
r
range VSupply range = 7V-24.5V 50ms
Clutch position sensor P0805 Short circuit between
P1 and P2 or short
circuit between S1 and S2 Clutch position sensor - Primary
Secondary short circuit The clutch position signal is a fixed
value (around 2.5 V)
See annexed Chart 2 th_1= 5 km/h
th_2= 2000 bit
timeout_1=100ms timeout_2=50ms (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 50ms
Hydraulic
pressure sensor P0935 Hydraulic pressure
sensor short to GND or open circuit Hydraulic pressure signal circuit
high Output Voltage < th_low th_low = 0,39V (Key ON) AND NOT
(cranking) AND
VSupply inside proper VSupply range = 7V-24.5V 500ms
Hydraulic
pressure sensor P0934 Hydraulic pressure
sensor short to battery Hydraulic pressure signal circuit
low Output Voltage > th_high th_high = 4,79V (Key ON) AND NOT
(cranking) AND
VSupply inside proper VSupply range = 7V-24.5V 500ms
Hydraulic
pressure sensor P0932 Internal Sensor
Damage or open
circuit on the ground sensor wire Hydraulic pressure signal wrong
value Wrong constant pressure value
detected through a correlation
between the pressure variation and an estimation of the oil flow (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 500ms
Kl.30 Power Supply P1794 Open circuit or broken
fuse on TCU supply Kl.30 Power Supply open circuit Power Supply < V_th
V_th = 3V (Key ON) AND NOT
(cranking) 500ms
External sensors power supply or sensor ground P0641 Failure of the sensor
power voltage supply External sensors power supply
or sensor ground open circuit or short circuit V_Sensor_Supply inside proper
range V_Sensor_Supply range
= 4V-5V (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 2500ms
Engine speed from CAN U0401 Internal Problem on
Engine Control System Engine ECU: Engine speed fro
m
CAN. Signal not valid
CAN engine sp = inv_th inv_th = FFFFh NOT (Cranking) AND
(ECU ON since t_on)t_on = 200 ms 1000ms
Engine speed from CAN U1900 Internal Problem on
Engine Control System Engine ECU: Engine speed fro
m
CAN. Signal absent (wrong zero
rpm signal) (CAN engine sp = 0) AND (Engine
ON) Engine ON 1000ms
Engine speed from CAN U1920 Internal Problem on
Engine Control System Engine ECU: Engine speed fro
m
CAN. Signal wrong
(CAN engine speed different form
Clutch speed) AND (CAN engine
speed different from Driveline speed x gear ratio) Seed tollerance=
500rpm (Engine ON) AND
(clutch closed) AND (gear engaged) 1000ms
ASM OBD
228/04/2008
Page 907 of 947

Aston Martin V8 Vantage2009MY OBDII Documentation 4.7L Aston Martin Confidential
Component P CodesMalfunction Strategy
Description Malfunction Criteria
(Fault) Fault condition
(Internal labels) Threshold Value
(Fault condition) Entry conditions Entry conditions values Filter Time to
log DTCClutch speed P0717 Sensor not properly installed on the
gearbox or damaged. Clutch speed. Signal absent
(wrong zero rpm signal) (Clutch speed = 0) AND [(Clutch
closed) OR (Driveline speed > Th) AND (Gear engaged))] Th= 50 rpm (Key ON) AND NOT
(cranking) AND
VSupply inside prope
r
range VSupply range = 7V-24.5V 1000ms
Clutch speed P0716 Sensor not properly installed on the
gearbox or damaged. Clutch speed. Signal wrong (Clutch speed different form Engine
speed) AND (Clutch speed different from driveline speed x gear ratio) Seed tollerance=
500rpm (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 1000ms
Driveline speed U2005 Internal Problem on ESP systemESP: Driveline speed. Signal
absent (wrong zero rpm signal) (Driveline speed = 0) AND [((Clutch
closed) AND (Gear engaged)) OR (( Clutch speed > Th) AND (Gear engaged))] Th= 1300 rpm (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 5000ms
Driveline speed U2511 Internal Problem on ESP systemESP: Driveline speed. Signal
wrong (Driveline speed different from
Engine speed/gear ratio) AND
(Driveline speed different from clutch speed/gear ratio) Seed tollerance=
500rpm (Key ON) AND NOT
(cranking) AND
VSupply inside proper
range VSupply range = 7V-24.5V 5000ms
Driveline speed U0415 Internal Problem on ESP systemESP: Driveline speed. Signal no
t
valid Rear wheels sp = inv_th
inv_th = FFFFh (Key ON) AND NOT
(cranking) AND
VSupply inside prope
r VSupply range = 7V-24.5V 5000ms
CAN Engine ECU communication U0100 Disconnection from
CAN line of engine CAN Timeout Engine ECU CAN engine frames not received
within timeouttimeout = 500ms NOT (Cranking) AND
(ECU ON since t_on) t_on = 200 ms
CAN ESP
communication U0129 Disconnection from
CAN line of ESP CAN Timeout ESP CAN ESP frames not received within
timeouttimeout = 500ms NOT (Cranking) AND
(ECU ON since t_on) t_on = 200 ms
Odd gear
electrovalve P0920 Odd gear electrovalve
disconnected Odd gear electrovalve. Open
circuit The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th1 and < th2 during valve off phase th1= 2.2V
th2= 3.2V
NOT (Cranking)
200ms
Odd gear
electrovalve P0923 Odd gear electrovalve
connected to battery Odd gear electrovalve. Short
circuit to Vsupply The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th2 during valve off phase th2= 3.2V
NOT (Cranking) 200ms
ASM OBD 328/04/2008
Page 908 of 947

Aston Martin V8 Vantage2009MY OBDII Documentation 4.7L Aston Martin Confidential
Component P CodesMalfunction Strategy
Description Malfunction Criteria
(Fault) Fault condition
(Internal labels) Threshold Value
(Fault condition) Entry conditions Entry conditions values Filter Time to
log DTCOdd gear
electrovalve P0922 Odd gear electrovalve
connected to GND Odd gear electrovalve. Short
circuit to GND The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output current > th3 during valve on phase th3= 3.7A
NOT (Cranking) 200ms
Even gear
electrovalve P0924 Even gear
electrovalve
disconnected Even gear electrovalve. Open
circuit The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th1 and < th2 during valve off phase th1= 2.2V
th2= 3.2V
NOT (Cranking)
200ms
Even gear
electrovalve P0927
Even gear
electrovalve
connected to battery Even gear electrovalve. Short
circuit to Vsupply The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th2 during valve off phase th2= 3.2V
NOT (Cranking) 200ms
Even gear
electrovalve P0926 Even gear
electrovalve
connected to GND Even gear electrovalve. Short
circuit to GND The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output current > th3 during valve on phase th3= 3.7A
NOT (Cranking) 200ms
Clutch
electrovalve P0900 Clutch electrovalve
disconnected Clutch electrovalve. Open circuit The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th1 and < th2 during valve off phase th1= 2.2V
th2= 3.2V
NOT (Cranking)
200ms
Clutch
electrovalve P0903 Clutch electrovalve
connected to battery Clutch electrovalve. Short circuit
to Vsupply The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th2 during valve off phase th2= 3.2V
NOT (Cranking) 200ms
ASM OBD 428/04/2008
Page 909 of 947

Aston Martin V8 Vantage2009MY OBDII Documentation 4.7L Aston Martin Confidential
Component P CodesMalfunction Strategy
Description Malfunction Criteria
(Fault) Fault condition
(Internal labels) Threshold Value
(Fault condition) Entry conditions Entry conditions values Filter Time to
log DTCClutch
electrovalve P0902 Clutch electrovalve
connected to GND Clutch electrovalve. Short circuit
to GND The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output current > th3 during valve on phase th3= 3.7A
NOT (Cranking) 200ms
Shift brake
electrovalve. Open circuit P0928 Shift brake
electrovalve
disconnected Shift brake electrovalve. Open
circuit The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th1 and < th2 during valve off phase th1= 2.2V
th2= 3.2V
NOT (Cranking)
200ms
Shift brake
electrovalve P0931 Shift brake
electrovalve
connected to battery Shift brake electrovalve. Short
circuit to Vsupply The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th2 during valve off phase th2= 3.2V
NOT (Cranking) 200ms
Shift brake
electrovalve P0930 Shift brake
electrovalve
connected GND Shift brake electrovalve. Short
circuit to GND The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output current > th3 during valve on phase th3= 3.7A
NOT (Cranking) 200ms
Pump relay P0945 Pump relay disconnectedPump relay Open circuit The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th1 and < th2 during valve off phase th1= 2.2V
th2= 3.2V
NOT (Cranking)
200ms
Pump relay P0948 Pump relay connected to batteryPump relay Short circuit to
Vsupply The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output voltage > th2 during valve off phase th2= 3.2V
NOT (Cranking) 200ms
ASM OBD 528/04/2008
Page 910 of 947

Aston Martin V8 Vantage2009MY OBDII Documentation 4.7L Aston Martin Confidential
Component P CodesMalfunction Strategy
Description Malfunction Criteria
(Fault) Fault condition
(Internal labels) Threshold Value
(Fault condition) Entry conditions Entry conditions values Filter Time to
log DTCPump relay P0947 Pump relay connected GNDPump relay Short circuit to GND The asic UH04 inside the TCU
detects the fault and communicate it to the uP
Driver output current > th3 during valve on phase th3= 3.7A
NOT (Cranking) 200ms
Clutch system P186D Clutch or actuator or valve damagedClutch not opening before gear
shifting Clutch not open in a timeout timeout = 500ms (Gear shifting in
progress) AND
(Clutch opening
Gear Box system P1734 Mechanical or hydraulic problemGear Box. Disengage failed
(mechanical causes) Gear not disengaged in a timeout timeout = 500ms (Gear shifting phase)
AND (disengage phase)
Gear Box system P1701 Mechanical or hydraulic problemGear Box. Wrong gear
engagement The gear which is going to be
engaged is not the requested one (Gear shifting phase)
Hydraulic circuit P0868 Hydraulic leakage Hydraulic circuit. Pressure low Comparison between sensor pressure signal and threshold = f(oil temperature)
pressure < th Th= 25 bar @ -30°C
Th= 40 bar @120°C linear interpolation (Engine ON) AND
NOT (cranking) 200ms
Power grounds P1710 Power grounds. Disconnection both ground pins Power grounds. Disconnection
both ground pins The diagnosis is based on the batter
y
voltage modification during the
activation of the clutch electrovalve. Ubatt < Ubatt0 - DltUbatt Ubatt0 = Ubatt before
starting the testDltUbatt = 2,5V Wake-up phase
ASM OBD
628/04/2008
Page 935 of 947

System
Component
P Codes (AML)
Malfunction Strategy Description
Malfunction Criteria
(Fault)
Fault condition
(Internal labels)
Threshold Value
(Fault condition)
Entry conditions
Entry conditions values
Filter Time to log DTC (AML)
EMS controlled MIL Illumination
(AML)
(V vs Temp
)App A,
Ref 1
1
30mS 50mS
2 DTC
Mechatronic Unit Shift Solenoid P0985SV1 S/C Gnd Target max.7.6% Hardware register fault or
umv1_RLo <7.6%
FET turned on
lowside drivers unlockedTrue
True20mS
2 DTC
Mechatronic Unit Shift Solenoid P0986SV1 S/C Battery PWM target max. 92.4% umv1_Rhi>92.4%FET turned on
lowside drivers unlocked True
True20mS
2 DTC
Mechatronic Unit Shift Solenoid P0770SV1 O/C PWM target max 7.6 umv1_Rlo<7.6%FET turned on
lowside drivers unlocked True
True20mS
2 DTC
Mechatronic Unit Shift Solenoid P0998SV2 S/C Gnd Target max.7.6% Hardware register fault or
umv2_RLo <7.6%
FET turned on
lowside drivers unlockedTrue
True20mS
2 DTC
Mechatronic Unit Shift Solenoid P0998SV2 O/C or S/C Gnd PWM target max. 92.4% Hardware register fault=100%FET turned on
lowside drivers unlocked True
True20mS
2 DTC
Mechatronic Unit Shift Solenoid P0999SV2 S/C Battery PWM target max. 92.4% umv2_Rhi>92.4%FET turned on
lowside drivers unlocked True
True20mS
2 DTC
Mechatronic Unit Shift Solenoid P2706SV2 O/C PWM target max 7.6 umv2_Rlo<7.6%FET turned on
lowside drivers unlocked True
True20mS
2 DTC
Mechatronic Unit Park Solenoid P2814SV3 S/C Gnd Target max.7.6% Hardware register fault or
umv3_RLo <7.6%
FET turned on
lowside drivers unlockedTrue
True100mS
2 DTC
Mechatronic Unit Park Solenoid P2814SV3 O/C or S/C Gnd PWM target max. 92.4% Hardware register fault=100%FET turned on
lowside drivers unlocked True
True100mS
2 DTC
Gear monitoring 1st Gear ratio P07311st Gear slip too high 1st gear slip > threshold nd_syn > KL_NDUWG1Outputspeed 0.0 1000 2000
Ndsyn> 400 400 640 ATF temp > threshold
output speed > threshold
Engine Speed > threshold
Turbine Speed > threshold0DegC
0rpm
550rpm
416rpm3 Symptoms
2 DTC
Gear monitoring 2nd gear ratio P07322nd Gear slip too high 2nd gear slip > threshold nd_syn > KL_NDUWG2Outputspeed 0.0 1000 3300
Ndsyn> 400 400 640 ATF temp > threshold
output speed > threshold
Engine Speed > threshold
Turbine Speed > threshold0DegC
0rpm
550rpm
416rpm3 Symptoms
2 DTC
Gear monitoring 3rd gear ratio P07333rd Gear slip too high 3rd gear slip > threshold nd_syn > KL_NDUWG3Output speed 0.0 1000 5000
Ndsyn> 400 400 640 ATF temp > threshold
output speed > threshold
Engine Speed > threshold
Turbine Speed > threshold0DegC
0rpm
550rpm
416rpm3 Symptoms
2 DTC
Gear monitoring 4th gear ratio P07344th Gear slip too high 4th gear slip > threshold nd_syn > KL_NDUWG4Output speed 0.0 1000 6500
Ndsyn> 400 400 640 ATF temp > threshold
output speed > threshold
Engine Speed > threshold
Turbine Speed > threshold0DegC
0rpm
550rpm
416rpm3 Symptoms
2 DTC
Gear monitoring 5th gear ratio P07355th Gear slip too high 5th gear slip > threshold nd_syn > KL_NDUWG5Output speed 0.0 1000 8160
Ndsyn> 400 400 640 ATF temp > threshold
output speed > threshold
Engine Speed > threshold
Turbine Speed > threshold0DegC
0rpm
550rpm
416rpm3 Symptoms
2 DTC
Gear monitoring 6th gear ratio P07296th Gear slip too high 6th gear slip > threshold nd_syn > KL_NDUWG6Output speed 0.0 1000 8160
Ndsyn> 400 400 640 ATF temp > threshold
output speed > threshold
Engine Speed > threshold
Turbine Speed > threshold0DegC
0rpm
550rpm
416rpm3 Symptoms
2 DTC
Shift Monitoring Gear load 1-2 shift P0781Gear load error during 1-2 shift. Clutch C
does not close. (input speed - output speed x ratio) > threshold ND_TSUEA12Z
>400rpmoutputspeed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 1-2 shift P0781Gear load error during 1-2 shift. Clutch D
does not open.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 2-3 shift P0782Gear load error during 2-3 shift. Clutch C
does not close. (input speed - output speed x ratio) > threshold ND_TSUEA23Z
>300rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
8ASXV05.9VH1 Aston Martin
Auto Gearbox Summary Jan 2008
Page 936 of 947

System
Component
P Codes (AML)
Malfunction Strategy Description
Malfunction Criteria
(Fault)
Fault condition
(Internal labels)
Threshold Value
(Fault condition)
Entry conditions
Entry conditions values
Filter Time to log DTC (AML)
EMS controlled MIL Illumination
(AML)
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 4-5 shift P0784Gear load error during 4-5 shift. Clutch B
does not close. (input speed - output speed x ratio) > threshold ND_TSUEA45Z
>300rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 4-5 shift P0784Gear load error during 4-5 shift. Clutch E
does not open.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 5-6 shift P0829Gear load error during 5-6 shift. Clutch C
does not close. (input speed - output speed x ratio) > threshold ND_TSUEA56Z
>300rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 5-6 shift P0829Gear load error during 5-6 shift. Clutch B
does not open.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 2-1 shift P0781Gear load error during 2-1 down shift.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 3-2 shift P0782Gear load error during 3-2 down shift.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 4-3 shift P0783Gear load error during 4-3 down shift.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 5-4 shift P0784Gear load error during 5-4 down shift.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold ND_TUNSUEB
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
Shift Monitoring Gear load 6-5 shift. P0829Gear load error during 6-5 down shift.
(input speed - output speed x ratio
) (t) - (input speed
- output speed x ratio) (0) < threshold -30 > calculated value
<30rpmoutput speed > threshold
transmission oil temperature > threshold
engine speed
range position 256rpm
10DegC
1200rpm
no P, R, N5 Symptoms
2 DTC
CAN Link ECM P1797CAN timeout EMS No EMS CAN messages for a time threshold off time >= tcn_EcmOff 750mSBattery voltage > threshold
No engine crank in progress
No CAN bus off or CAN lvl fault logged 9v
500mS1 DTC
System Voltage Battery Voltage P1789Power Supply too low Battery voltage ugt_Batt < ugts_Ulow< 9VEngine speed >
Turbine speed >
Transmission position
Mechanical limphome active 1400rpm
1400rpm
Park or Neutral
False1.0s
2 DTC
TCM Internal Flash Checksum P062FContinual EEPROM emulation checksum
monitoring EEPROM emulation checksum error
0mS1 DTC
Temperature sensors Chip Temperature Sensor P0667 Chip temperature too big Chip temp > threshold ucu_Chip > utmso_CcuChip4.95v 1.5s2 DTC
Temperature sensors Chip Temperature Sensor P0667 Chip temperature too low Chip temp < threshold ucu_Chip < utmsu_CcuChip0.1v 1.5s2 DTC
8ASXV05.9VH1 Aston Martin
Auto Gearbox Summary Jan 2008