Nissan Murano: Icc/adas (adas Control Unit) / C1a04-97 Abs/tcs/vdc Circ
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items
(Trouble diagnosis content) | DTC detection condition |
| |
| C1A04-97 |
ABS/TCS/VDC CIRC
(ABS/TCS/VDC circuit) |
Diagnosis condition |
|
| Signal (terminal) |
— |
| Threshold |
If a malfunction occurs in the VDC/TCS/ABS system |
| Diagnosis delay time |
60 seconds or more |
POSSIBLE CAUSE
ABS actuator and electric unit (control unit)
FAIL-SAFE
The following systems are canceled:
-
Vehicle-to-vehicle distance control mode
-
Conventional (fixed speed) cruise control mode
-
Automatic Emergency Braking (AEB) with pedestrian detection
-
Automatic Emergency Braking (AEB)
-
Intelligent Forward Collision Warning (I-FCW)
-
Lane Departure Warning (LDW)
-
Intelligent Lane Intervention (I-LI)
-
Blind Spot Warning (BSW)
-
Rear Cross Traffic Alert (RCTA)
-
Rear Automatic Braking (RAB)
Confirmation Procedure
CHECK DTC PRIORITY
If DTC “C1A04–97” is displayed with DTC “U1000–01”, first diagnose the DTC “U1000–01”.
Is applicable DTC detected?
YES>>
Perform diagnosis of applicable. Refer to DTC Description.
NO>>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Start the engine.
-
Turn the MAIN switch of ICC system ON.
-
Perform “All DTC Reading”.
-
Check if the “C1A04–97” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is “C1A04–97” detected as the current malfunction?
YES>>
Refer to DTC Diagnosis Procedure.
NO>>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>
Confirmation after repair: Inspection End
DTC Diagnosis Procedure
CHECK DTC PRIORITY
If DTC “C1A04–97” is displayed with DTC “U1000–01”, first diagnose the DTC “U1000–01”.
Is applicable DTC detected?
YES>>
Perform diagnosis of applicable. Refer to DTC Description.
NO>>
GO TO 2.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS
CONSULT
Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.
Is any DTC detected?
YES>>
Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.
NO>>
Replace the ADAS control unit. Refer to Removal and Installation.
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1A03-29
VHCL SPEED SE CIRC
(Nissan Murano Vehicle speed sensor circuit)
Diagnosis condition
When engine is running
When MAIN switch of ICC system is ON
Signal (terminal)
—
Threshold
If the Nissan Murano vehicle speed signal (wheel speed) from ABS actuator and electric unit (control unit) and the CVT vehicle speed sensor signal (output shaft revolution signal) from TCM, received by the ADAS control unit via CAN communication, are inconsistent
Diagnosis delay time
1 second or less
POSSIBLE CAUSE
Wheel speed sensor
ABS actuator and electric unit (control unit)
Nissan Murano Vehicle speed sensor CVT (output speed sensor)
TCM
ADAS control unit
FAIL-SAFEThe following systems are canceled:
Vehicle-to-vehicle distance control mode
Automatic Emergency Braking (AEB) with pedestrian detection
Automatic Emergency Braking (AEB)
Intelligent Forward Collision Warning (I-FCW)
Lane Departure Warning (LDW)
Intelligent Lane Intervention (I-LI)
Blind Spot Warning (BSW)
Rear Cross Traffic Alert (RCTA)
Rear Automatic Braking (RAB)
Confirmation Procedure
CHECK DTC PRIORITY
If DTC “C1A03–29” is displayed with DTC “U1000–01” or “C1A04–97”, first diagnose the DTC “U1000–01” or “C1A04–97”...
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1A13-23
STOP LAMP RLY FIX
(Stop lamp relay fix)
Diagnosis condition
When engine is running
Signal (terminal)
—
Threshold
Stop lamp inactive state continues despite the outputting of an ADAS control unit stop lamp request signal
Diagnosis delay time
1 second or more
POSSIBLE CAUSE
Stop lamp switch circuit
Stop lamp switch
Incorrect stop lamp switch installation
ICC brake hold relay
ICC brake hold relay circuit
ADAS control unit
ECM
FAIL-SAFEThe following systems are canceled:
Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
Automatic Emergency Braking (AEB) with pedestrian detection
Automatic Emergency Braking (AEB)
Intelligent Forward Collision Warning (I-FCW)
Rear Automatic Braking (RAB)
Confirmation Procedure
CHECK DTC PRIORITY
If DTC “C1A13–23” is displayed with DTC “U1000–01”, first diagnose the DTC “U1000–01”...
Other information:
Diagnosis Procedure
Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and check each symptom.NOTE:
The engine start function, door lock function, power distribution system, and NATS-IVIS in the Intelligent Key system are closely related to each other regarding control...
CONSULT Function (BCM - BUZZER)
ECU IDENTIFICATIONThe BCM part number is displayed.SELF DIAGNOSTIC RESULTRefer to DTC Index.DATA MONITOR Monitor Item [Unit] Description
PUSH SW [On/Off]
Indicates condition of push-button ignition switch.
UNLK SEN -DR [On/Off]
Indicates condition of door unlock sensor...