brake sensor INFINITI QX56 2011 Factory Service Manual

DAS
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DAS-229
< SYSTEM DESCRIPTION > [FCW]
C
D
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G H
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N P A
NP RANGE SW
[On/Off] × Indicates shift position signal read from ADAS control unit through CAN commu-
nication (TCM transmits shift position signal through CAN communication)
PKB SW
[On/Off] × Parking brake switch status [On/Off] judged from the parking brake switch signal
that ADAS control unit readout via CAN communication is displayed (Combination
meter transmits the parking brake switch signal via CAN communication)
PWR SUP MONI
[V] ××
Indicates IGN voltage input by ADAS control unit
VHCL SPD AT
[km/h] or [mph] × Indicates vehicle speed calculated from A/T vehicle speed sensor read from
ADAS control unit through CAN communication (TCM transmits A/T vehicle speed
sensor signal through CAN communication)
THRTL OPENING
[%] ×× Indicates throttle position read from ADAS control unit through CAN communica-
tion (ECM transmits accelerator pedal position signal through CAN communica-
tion).
GEAR
[1, 2, 3, 4, 5, 6, 7] × Indicates A/T gear position read from ADAS control unit through CAN communi-
cation (TCM transmits current gear position signal through CAN communication)
MODE SIG
[OFF, ICC, ASCD] × Indicates the active mode from ICC or ASCD [conventional (fixed speed) cruise
control mode]
SET DISP IND
[On/Off] ×
Indicates [On/Off] status of SET switch indicator output
DISTANCE
[m] ×
Indicates the distance from the vehicle ahead
RELATIVE SPD
[m/s] ×
Indicates the relative speed of the vehicle ahead
DYNA ASIST SW
[On/Off] ×× ×
Indicates [On/Off] status as judged from ICC steering switch signal (ECM trans-
mits ICC steering switch signal through CAN communication)
DCA ON IND
[On/Off] ×
The status [ON/OFF] of DCA system switch indicator output is displayed
DCA VHL AHED
[On/Off] × The status [ON/OFF] of vehicle ahead detection indicator output in DCA system
is displayed
IBA SW
[On/Off] ××
Indicates [On/Off] status of IBA OFF switch
FCW SYSTEM ON
[On/Off] ××
Indicates [On/Off] status of FCW system
APA TEMP
[ ° C] × Accelerator pedal actuator integrated motor temperature that the ADAS control
unit readout via ITS communication is displayed (Accelerator pedal actuator trans-
mits the integrated motor temperature via ITS communication)
APA PWR
[V] × Accelerator pedal actuator power supply voltage that the ADAS control unit read-
out via ITS communication is displayed (Accelerator pedal actuator transmits the
power supply voltage via ITS communication)
LDW SYSTEM ON
[On/Off] ×
Indicates [On/Off] status of LDW system
LDW ON LAMP
[On/Off] ×
Indicates [On/Off] status of waning systems ON indicator output
LDP ON IND
[On/Off] ×
Indicates [On/Off] status of LDP ON indicator lamp (Green) output
LANE DPRT W/L
[On/Off] ×
Indicates [On/Off] status of lane departure warning lamp (Yellow) output
LDW BUZER OUT-
PUT
[On/Off] ×
Indicates [On/Off] status of warning buzzer output
Monitored item
[Unit]
ALL SIG
(ICC)
MAIN SIG (ICC)
MAIN SIG
(LDW/LDP)
MAIN SIG
(BSW/BSI)
Description
Revision: 2010 May2011 QX56

DAS-238
< ECU DIAGNOSIS INFORMATION >[FCW]
ADAS CONTROL UNIT
VHCL SPEED SE While driving Displays the ve-
hicle speed cal-
culated by
ADAS control unit
SET VHCL SPD While driving When vehicle speed is set Displays the set
vehicle speed
BUZZER O/P Engine running When the buzzer of the following system operates
 Vehicle-to-vehicle distance control mode
 DCA system
 FCW system
 IBA system
On
When the buzzer of the following system not operates
 Vehicle-to-vehicle distance control mode
 DCA system
 FCW system
 IBA system Off
THRTL SENSOR NOTE:
The item is indicated, but not monitored
0.0
ENGINE RPM Engine running Equivalent to ta-
chometer read- ing
WIPER SW Ignition switch ON Wiper not operating Off
Wiper LO operation Low
Wiper HI operation High
YAW R AT E NOTE:
The item is indicated, but not monitored
0.0
BA WARNING Engine running IBA OFF indicator lamp ON
 When IBA system is malfunctioning
 When IBA system is turned to OFF
On
IBA OFF indicator lamp OFF
 When IBA system is normal
 When IBA system is turned to ON Off
STP LMP DRIVE Drive the vehicle and activate
the vehicle-to-vehicle distance
control mode When ICC brake hold relay is activated On
When ICC brake hold relay is not activated Off
D RANGE SW Engine running When the selector lever is in “D” position or manual
mode
On
When the selector lever is in any position other than “D”
or manual mode Off
NP RANGE SW Engine running When the selector lever is
in “N”, “P” position On
When the selector lever is in any position other than “N”,
“P” Off
PKB SW Ignition switch ON When the parking brake is applied On
When the parking brake is released Off
PWR SUP MONI Engine running Power supply
voltage value of ADAS control unit
VHCL SPD AT While driving Va l u e o f A / T v e -
hicle speed sen- sor signal
THRTL OPENING Engine running Depress accelerator pedal Displays the
throttle position
Monitor item Condition Value/Status
Revision: 2010 May2011 QX56

DAS-244
< ECU DIAGNOSIS INFORMATION >[FCW]
ADAS CONTROL UNIT
DTC Index
INFOID:0000000006223685
NOTE:
 The details of time display are as per the following.
4  C1A01: POWER SUPPLY CIR
 C1A02: POWER SUPPLY CIR 2
 C1A04: ABS/TCS/VDC CIRC
 C1A05: BRAKE SW/STOP L SW
 C1A06: OPERATION SW CIRC
 C1A12: LASER BEAM OFFCNTR
 C1A13: STOP LAMP RLY FIX
 C1A14: ECM CIRCUIT
 C1A16: RADAR STAIN
 C1A18: LASER AIMING INCMP
 C1A2A: ICC SEN PWR SUP CIR
 C1A21: ICC SENSOR HIGH TEMP
 C1A24: NP RANGE
 C1A26: ECD MODE MALF
 C1A27: ECD PWR SUPLY CIR
 C1A33: CAN TRANSMISSION ERR
 C1A34: COMMAND ERROR
 C1A35: APA CIR
 C1A36: APA CAN COMM CIR
 C1A37: APA CAN CIR 2
 C1A38: APA CAN CIR 1
 C1A39: STRG SEN CIR
 C1A40: SYSTEM SW CIRC
 C1B01: CAM AIMING INCMP
 C1B03: CAM ABNRML TMP DETCT
 C1F01: APA MOTOR MALF
 C1F05: APA PWR SUPLY CIR
 U0121: VDC CAN CIR 2
 U0126: STRG SEN CAN CIR 1
 U0235: ICC SENSOR CAN CIRC 1
 U0401: ECM CAN CIR 1
 U0402: TCM CAN CIR 1
 U0415: VDC CAN CIR 1
 U0428: STRG SEN CAN CIR 2
 U1500: CAM CAN CIR 2
 U1501: CAM CAN CIR 1
 U1502: ICC SEN CAN COMM CIR
 U1503: SIDE RDR L CAN CIR 2
 U1504: SIDE RDR L CAN CIR 1
 U1505: SIDE RDR R CAN CIR 2
 U1506: SIDE RDR R CAN CIR 1
 U150B: ECM CAN CIRC 3
 U150C: VDC CAN CIRC 3
 U150D: TCM CAN CIRC 3
 U150E: BCM CAN CIRC 3
 U150F: AV CAN CIRC 3
 U1512: HVAC CAN CIRC3
 U1513: METER CAN CIRC 3
 U1514: STRG SEN CAN CIRC 3
 U1515: ICC SENSOR CAN CIRC 3
 U1516: CAM CAN CIRC 3
 U1517: APA CAN CIRC 3
 U1518: SIDE RDR L CAN CIRC 3
 U1519: SIDE RDR R CAN CIRC 3
 U1520: 4WD CAN CIRC 3
5  C1A03: VHCL SPEED SE CIRC
6  C1A15: GEAR POSITION
7  C1A00: CONTROL UNIT
Priority Detected items (DTC)
Revision: 2010 May2011 QX56

DAS
ADAS CONTROL UNITDAS-245
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
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F
G H
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N P A
- CRNT: A malfunction is detected now
- PAST: A malfunction was detected in the past
 IGN counter is displayed on FFD (Freeze Frame Data).
- 0: The malfunctions that are detected now CAN communication system (U1000, U1010)
- 1 - 39: It increases like 0 → 1 → 2 ··· 38 → 39 after returning to the normal condition whenever the ignition
switch OFF → ON. It returns to 0 when a malfunc tion is detected again in the process.
- If it is over 39, it is fixed to 39 unt il the self-diagnosis results are erased.
Other than CAN communication s ystem (Other than U1000, U1010)
- 1 - 49: It increases like 0 → 1 → 2 ··· 38 → 49 after returning to the normal condition whenever the ignition
switch OFF → ON. It returns to 0 when a malfunc tion is detected again in the process.
- If it is over 49, it is fixed to 49 unt il the self-diagnosis results are erased.
Systems for fail-safe
 A: Vehicle-to-vehicle distance control mode
 B: Conventional (fixed speed) cruise control mode
 C: Intelligent Brake Assist (IBA)
 D: Forward Collision Warning (FCW)
 E: Distance Control Assist (DCA)
 F: Lane Departure Warning (LDW)/Lane Departure Prevention (LDP)
 G: Blind Spot Warning (BSW)
DTC
CONSULT-III display Warning lamp Fail-safe
Reference
CONSULT-III On board
display
ICC system warning lamp
IBA OFF indicator lamp
Lane departure warning lamp BSW warning lamp
System
C1A00 0 CONTROL UNIT ON ON ON ON A, B, C, D, E, F, G DAS-57
C1A01 1 POWER SUPPLY CIR ON ON ON ON A, B, C, D, E, F, GDAS-58
C1A02 2 POWER SUPPLY CIR 2 ON ON ON ON A, B, C, D, E, F, GDAS-58
C1A03 3 VHCL SPEED SE CIRC ON ON ON ON A, B, C, D, E, F, GCCS-87
C1A04 4 ABS/TCS/VDC CIRC ON ON ON A, B, C, D, E, FCCS-89
C1A05 5 BRAKE SW/STOP L SW ON ON ON A, B, C, D, E, FCCS-90
C1A06 6 OPERATION SW CIRC ON ON A, B, E, FCCS-94
C1A12 12LASER BEAM OFFCN-
TR ON ON A, C, D, E
CCS-96
C1A13 13 STOP LAMP RLY FIX ON ON A, B, C, D, E CCS-97
C1A14 14 ECM CIRCUIT ON ON A, B, E, FCCS-103
C1A15 15 GEAR POSITION ON ON ON ON A, B, C, D, E, F, GCCS-104
C1A16 16 RADAR STAIN ON ON A, C, D, ECCS-106
C1A17 17 ICC SENSOR MALF ON ON A, B, C, D, ECCS-108
C1A18 18 LASER AIMING INCMP ON ON A, C, D, ECCS-109
C1A21 21ICC SENSOR HIGH
TEMP ON ON A, B, C, D, E
CCS-111
C1A24 24 NP RANGE ON ON ON ON A, B, C, D, E, F, G CCS-113
C1A26 26 ECD MODE MALF ON ON A, B, C, D, ECCS-115
C1A27 27 ECD PWR SUPLY CIR ON ON A, B, C, D, ECCS-116
C1A33 33CAN TRANSMISSION
ERR ON A, B, E
CCS-118
Revision: 2010 May2011 QX56

DAS-246
< ECU DIAGNOSIS INFORMATION >[FCW]
ADAS CONTROL UNIT
C1A34 34 COMMAND ERROR ON A, B, E
CCS-119
C1A35 35 APA CIR ON A, ECCS-120
C1A36 36 APA CAN COMM CIR ON A, ECCS-121
C1A37 133 APA CAN CIR 2 ON A, B, ECCS-122
C1A38 132 APA CAN CIR 1 ON A, B, ECCS-123
C1A39 39 STRG SEN CIR ON ON ON A, B, C, D, E, GCCS-124
C1A40 40 SYSTEM SW CIRC ON C, DCCS-126
C1A2A 80 ICC SEN PWR SUP CIR ON ON A, C, D, E CCS-117
C1B00 81 CAMERA UNIT MALF ON FDAS-361
C1B01 82 CAM AIMING INCMP ON FDAS-363
C1B03 83CAM ABNRML TMP DE-
TCT BLINK F
DAS-365
C1B53 84 SIDE RDR R MALF ON G DAS-482
C1B54 85 SIDE RDR L MALF ON GDAS-483
C1F01 91 APA MOTOR MALF ON A, ECCS-129
C1F02 92 APA C/U MALF ON A, ECCS-130
C1F05 95 APA PWR SUPLY CIR ON A, ECCS-131
NO DTC IS
DETECTED.
FURTHER TESTING
MAY BE RE-
QUIRED 55
NO DTC IS DETECTED.
FURTHER TESTING
MAY BE REQUIRED ———— — —
U0121 127 VDC CAN CIR 2 ON ON ON ON A, B, C, D, E, F, G CCS-133
U0126 130 STRG SEN CAN CIR 1 ON ON ON A, B, C, D, E, GCCS-135
U0235 144 ICC SENSOR CAN
CIRC 1 ON ON A, B, C, D, E
CCS-137
U0401 120 ECM CAN CIR 1 ON ON ON A, B, E, F, G CCS-138
U0402 122 TCM CAN CIR 1 ON ON ON ON A, B, C, D, E, F, GCCS-139
U0415 126 VDC CAN CIR 1 ON ON ON ON A, B, C, D, E, F, GCCS-141
U0428 131 STRG SEN CAN CIR 2 ON ON ON A, B, C, D, E, GCCS-143
U1000NOTE100 CAN COMM CIRCUIT ON ON ON ON A, B, C, D, E, F, GDAS-59
U1010 110 CONTROL UNIT (CAN) ON ON ON ON A, B, C, D, E, F, G DAS-60
Systems for fail-safe
 A: Vehicle-to-vehicle distance control mode
 B: Conventional (fixed speed) cruise control mode
 C: Intelligent Brake Assist (IBA)
 D: Forward Collision Warning (FCW)
 E: Distance Control Assist (DCA)
 F: Lane Departure Warning (LDW)/Lane Departure Prevention (LDP)
 G: Blind Spot Warning (BSW)
DTC
CONSULT-III display Warning lamp Fail-safe
Reference
CONSULT-III On board
display
ICC system warning lamp
IBA OFF indicator lamp
Lane departure warning lamp
BSW warning lamp
System
Revision: 2010 May2011 QX56

DAS
ADAS CONTROL UNITDAS-247
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
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G H
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M B
N P A
NOTE:
With the detection of “U1000” some syst ems do not perform the fail-safe operation.
A system controlling based on a signal received from the control unit performs fail-safe operation when the
communication with the ADAS control unit becomes inoperable.
U1500 145 CAM CAN CIR 2 ON F DAS-381
U1501 146 CAM CAN CIR 1 ON FDAS-382
U1502 147ICC SEN CAN COMM
CIR ON ON A, B, C, D, E
CCS-152
U1503 150 SIDE RDR L CAN CIR 2 ON G DAS-502
U1504 151 SIDE RDR L CAN CIR 1 ON GDAS-503
U1505 152 SIDE RDR R CAN CIR 2 ON GDAS-504
U1506 153 SIDE RDR R CAN CIR 1 ON GDAS-505
U1507 154LOST COMM (SIDE
RDR R) ON G
DAS-506
U1508 155LOST COMM (SIDE
RDR L) ON G
DAS-507
U150B 157 ECM CAN CIRC 3 ON ON ON A, B, E, F, G CCS-148
U150C 158 VDC CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, G CCS-149
U150D 159 TCM CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, GCCS-150
U150E 160 BCM CAN CIRC 3 ON ON ON A, B, E, F, GCCS-151
U150F 161 AV CAN CIRC 3 DAS-61
U1512 162 HVAC CAN CIRC3 ON FDAS-383
U1513 163 METER CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, GCCS-153
U1514 164 STRG SEN CAN CIRC 3 ON ON ON A, B, C, D, E, GCCS-154
U1515 165 ICC SENSOR CAN
CIRC 3 ON ON A, B, C, D, E
CCS-155
U1516 166 CAM CAN CIRC 3 ON F DAS-385
U1517 167 APA CAN CIRC 3 ON A, B, ECCS-156
U1518 168 SIDE RDR L CAN CIRC 3 ON G DAS-510
U1519 169SIDE RDR R CAN CIRC
3 ON G
DAS-511
U1520 176 4WD CAN CIRC 3 ON ON ON A, B, C, D, E, F CCS-157
Systems for fail-safe
 A: Vehicle-to-vehicle distance control mode
 B: Conventional (fixed speed) cruise control mode
 C: Intelligent Brake Assist (IBA)
 D: Forward Collision Warning (FCW)
 E: Distance Control Assist (DCA)
 F: Lane Departure Warning (LDW)/Lane Departure Prevention (LDP)
 G: Blind Spot Warning (BSW)
DTC
CONSULT-III display Warning lamp Fail-safe
Reference
CONSULT-III On board
display
ICC system warning lamp
IBA OFF indicator lamp
Lane departure warning lamp BSW warning lamp
System
Revision: 2010 May2011 QX56

DAS-250
< ECU DIAGNOSIS INFORMATION >[FCW]
ICC SENSOR
×
: Applicable
DTC
CONSULT-III display
ICC system warning lamp
Fail-safe function Reference
CONSULT-III
Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Distance Control Assist (DCA)
Forward Collision Warning (FCW) Intelligent Brake Assist (IBA)
Brake Assist (with preview function)
C1A00 CONTROL UNIT ON ××××××CCS-83
C1A01 POWER SUPPLY CIR ON ××××××CCS-85
C1A02 POWER SUPPLY CIR2 ON ××××××CCS-85
C1A12 LASER BEAM OFFCNTR ON ×××××CCS-96
C1A16 RADAR STAIN ON ×××××CCS-106
C1A18 LASER AIMING INCMP ON ×××××CCS-109
C1A21 UNIT HIGH TEMP ON ××××××CCS-111
C1A39 STRG SEN CIR ON ××××××CCS-124
C1A50 ADAS MALFUNCTION ON ××××××CCS-128
U0104 ADAS CAN CIR1 ON ××××××CCS-132
U0121 VDC CAN CIR2 ON ××××××CCS-133
U0126 STRG SEN CAN CIR1 ON ××××××CCS-135
U0405 ADAS CAN CIR2 ON ××××××CCS-140
U0415 VDC CAN CIR1 ON ××××××CCS-141
U0428 STRG SEN CAN CIR2 ON ××××××CCS-143
U1000 CAN COMM CIRCUIT ON ××××××CCS-145
U1010 CONTROL UNIT (CAN) ON ××××××CCS-147
Revision: 2010 May2011 QX56

DAS-276
< SYSTEM DESCRIPTION >[LDW & LDP]
COMPONENT PARTS
LANE DEPARTURE PREVENTION (LDP ) SYSTEM : Component Description
INFOID:0000000006223703
Component Description
ADAS control unit  Judges lane departure based on each signal and calculates yaw moment necessary to generate
force toward the direction to recover the vehicle from the lane departure
 Outputs the warning buzzer signal to the warning buzzer
 Transmits a target yaw moment signal to the ABS actuator and electric unit (control unit) via CAN communication
 Transmits the lane departure warning lamp signal and LDP ON indicator lamp signal to combina- tion meter via CAN communication
Lane camera unit  Detects the lane marker in travel lane
 Transmits the detected lane condition signal to ADAS control unit via ITS communication
ABS actuator and electric unit
(control unit)  Transmits the vehicle speed signal (wheel speed) to ADAS control unit via CAN communication
 Transmits the yaw rate signal and side G sensor signal to ADAS control unit via CAN communi-
cation
 Receives a target yaw moment signal from the ADAS control unit via CAN communication and
controls brake pressure of four wheels, respectively
Warning buzzer Activates the warning buzzer, according to a warning buzzer signal received from the ADAS control
unit
Dynamic driver assistance
switch
(On the ICC steering switch) ECM receives an ICC steering switch (dynamic driver assistance switch) signal and transmits the
signal to ADAS control unit via CAN communication
Combination meter Turns on the following indicator/warning lamp, according to a signal received for the ADAS control
unit via CAN communication
 LDP ON indicato
r lamp (Green)
 Lane departure warning lamp (Yellow)
BCM Transmits the turn indicator signal to ADAS control unit via CAN communication
ECM Transmits the accelerator pedal position signal, engine speed signal and ICC steering switch signal
(dynamic driver assistance switch signal) to ADAS control unit via CAN communication
Steering angle sensor Transmits the steering angle sensor signal to ADAS control unit via CAN communication
TCM Transmits the output shaft revolution signal, input speed signal, current gear position signal and shift
position signal to ADAS control unit via CAN communication
Transfer control unit Transmits the current 4WD mode signal to ADAS control unit via CAN communication
AV control unit Transmits the system selection signal to ADAS control unit via CAN communication
Revision: 2010 May2011 QX56

DAS
SYSTEM
DAS-281
< SYSTEM DESCRIPTION >[LDW & LDP]
C
D
E
F
G H
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K L
M B
N P A
Output Signal Item
TCM CAN com-
munica-
tionInput speed signal Receives the number of revolutions of input shaft
Current gear position signal Receives a current gear position
Shift position signal Receives a selector lever position
Output shaft revolution signal Receives the number of revolutions of output shaft
ABS actuator
and electric unit
(control unit) CAN com-
munica-
tionABS malfunction signal Receives
a malfunction state of ABS
ABS operation signal Receives an operational state of ABS
TCS malfunction signal Receives a malfunction state of TCS
TCS operation signal Receives an operational state of TCS
VDC OFF switch signal Receives an ON/OFF state of VDC
VDC malfunction signal Receives a malfunction state of VDC
VDC operation signal Receives an operational state of VDC
Vehicle speed signal (ABS) Receives wheel speeds of four wheels
Yaw rate signal Receives yaw rate acting on the vehicle
Side G sensor signal Receives lateral G acting on the vehicle
Combination
meter CAN com-
munica-
tion
Parking brake switch signal Receives an operational state of the parking brake
BCM CAN com-
munica-
tion
Turn indicator signal
Receives an operational state of the turn signal lamp
and the hazard lamp
Steering angle
sensor CAN com-
munica-
tionSteering angle sensor malfunction signal Receives a malfunction state of steering angle sensor
Steering angle sensor signal
Receives the number of revolutions, turning direction of
the steering wheel
Steering angle speed signal Receives the turning angle speed of the steering wheel
AV control unit CAN com-
munica-
tion
System selection signal
Receives a selection state of each item in “Driver Assis-
tance” selected with the navigation system
Transfer control
unit CAN com-
munica-
tion
Current 4WD mode signal Receives a mode selection state of the 4WD shift switch
ICC sensor ITS com-
munica-
tion
ICC sensor signal
Receives detection results, such as the presence or ab-
sence of a vehicle ahead and distance from the vehicle
Lane camera
unit ITS com-
munica-
tion
Detected lane condition signal Receives detection results of lane marker
Transmit unit Signal name Description
Reception unit Signal name Description
ABS actuator
and electric
unit (control
unit) CAN commu-
nication
Target yaw moment signal Transmits a target yaw moment signal to generate
yaw moment to the vehicle
Combination
meter CAN commu-
nicationLDP ON indicator lamp signal
Transmits an LDP ON indicator lamp signal to turn ON
the LDP ON indicator lamp
Lane departure warning lamp signal Transmits an lane departure warning lamp signal to
turn ON the lane departure warning lamp
Revision: 2010 May2011 QX56

DAS-292
< SYSTEM DESCRIPTION >[LDW & LDP]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
NOTE:
 Causes of the maximum five cancella
tions (system cancel) are displayed.
 The displayed cancellation causes display the number of the ignition switch ON/OFF up to 254. It is fixed to
254 if it is over 254. It returns to 0 when the same cancellation cause is detected again.
Display Items for The Cause of Automatic Cancellation 1
Work support items Description
CAUSE OF AUTO-CANCEL 1 Displays causes of automatic system cancellation occurred during control of the following sys-
tems
 Vehicle-to-vehicle distance control mode
 Conventional (fixed speed) cruise control mode
 Distance Control Assist (DCA)
CAUSE OF AUTO-CANCEL 2 Displays causes of automatic system cancellation occurred during control of the Lane Depar-
ture Prevention (LDP) system
Cause of cancellation
Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode Distance Control Assist
Description
OPERATING WIPER ×The wiper operates at HI (it includes when the wiper is operated at
HI with the wiper switch AUTO position)
OPERATING ABS ××ABS function was operated
OPERATING TCS ×××TCS function was operated
OPERATING VDC ×××VDC function was operated
ECM CIRCUIT ××ECM did not permit ICC operation
OPE SW VOLT CIRC ×××The ICC steering switch input voltage is not within standard range
LASER SUNBEAM ××Intense light such as sunlight entered ICC sensor light sensing part
LASER TEMP ××Temperature around ICC sensor became low
SNOW MODE SW ××SNOW mode switch was pressed
OP SW DOUBLE
TOUCH ××
ICC steering switches were pressed at the same time
VHCL SPD DOWN ×××Vehicle speed lower than the speed as follows
 Vehicle-to-vehicle distance control mode is 24 km/h (15 MPH)
 Conventional (fixed speed) cruise control mode is 32 km/h (20
MPH)
WHL SPD ELEC NOISE ×××Wheel speed sensor signal caught electromagnetic noise
VDC/TCS OFF SW ××VDC OFF switch was pressed
VHCL SPD UNMATCH ×××Wheel speed became different from A/T vehicle speed
TIRE SLIP ××Wheel slipped
IGN LOW VOLT ×××Decrease in ADAS control unit IGN voltage
PARKING BRAKE ON ××The parking brake is operating
WHEEL SPD UNMATCH ×××The wheel speeds of 4 wheels are out of the specified values
Revision: 2010 May2011 QX56