Nissan Murano: Icc/adas (adas Control Unit) / C1b85-4b Dist Sen Abnormal Temp
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen items
(Trouble diagnosis content) | DTC detection condition |
| C1B85-4B |
POWER SUPPLY CIR
(Power supply circuit) |
Diagnosis condition |
|
| Signal (terminal) |
— |
| Threshold |
Distance sensor judges high temperature abnormality |
| Diagnosis delay time |
1 second or less |
POSSIBLE CAUSE
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)
Confirmation Procedure
DTC CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Turn the ignition switch OFF.
-
Wait for 10 minutes or more to cool the distance sensor (ICC Sensor).
-
Start the engine.
-
Turn the AEB system ON.
-
Perform “All DTC Reading”.
-
Check if the “C1B85-4B” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is “C1B85-4B” 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 SELF-DIAGNOSIS RESULTS
CONSULT
Check if any DTC is detected in “Self Diagnostic Result” of “LASER/RADAR”.
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
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1B82-97
DIST SEN OFF-CENTER
(Distance sensor off-center)
Diagnosis condition
When engine is running
Signal (terminal)
—
Threshold
Distance sensor is off the alignment point
Diagnosis delay time
1 second or less
POSSIBLE CAUSE
Radar alignment is off the aiming point
ADAS control unit
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)
Lane Departure Warning (LDW)
Intelligent Lane Intervention (I-LI)
Confirmation Procedure
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Start the engine...
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1B88-13
MOTOR CIRCUIT
(Motor circuit)
Diagnosis condition
When engine is running
Signal (terminal)
—
Threshold
ADAS control unit detects motor circuit open...
Other information:
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
C1B03-4B
CAM ABNRML TMP DETCT
(Camera abnormal temperature detect)
Diagnosis condition
When engine is running
When I-LI system is ON
Signal (terminal)
—
Threshold
Temperature around lane camera unit is excessively high
Diagnosis delay time
1 second or less
POSSIBLE CAUSE
Interior room temperature is excessively high
ADAS control unit
FAIL-SAFEThe following systems are canceled:
Lane Departure Warning (LDW)
Intelligent Lane Intervention (I-LI)
Blind Spot Warning (BSW)
Rear Cross Traffic Alert (RCTA)
Traffic Sign Recognition (TSR)
Confirmation Procedure
DTC CONFIRMATION PROCEDUREPERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Start the engine...
Exploded View
1.
Engine room cover
Removal and Installation
CAUTION:
Do not damage or scratch engine room cover when installing or removing.
REMOVALRemove front air duct. Refer to Removal and Installation.
Remove engine room cover bolts.
Remove engine room cover...