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 LOGICWhen the ignition switch is ON, the data length transmitted from each control unit is shorter than the specified length and the status continues for 2 seconds or more. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0300
CAN COMM DATA
(Internal Control Module Software Incompatibility)
Diagnosis condition
When the ignition switch is ON
Signal
CAN communication data
Threshold
The data length transmitted from each control unit is shorter than the specified length and the status
Diagnosis delay time
Continues for 2 seconds or more
POSSIBLE CAUSEControl unit other than TCMFAIL-SAFE
Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
DTC Confirmation Procedure
PREPARATION BEFORE WORK
If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test...
Exploded View
1.
Transverse link
2.
Front suspension member
Removal and Installation
REMOVALRemove steering knuckle with wheel hub and bearing. Refer to Removal and Installation.
Remove transverse link nuts and bolts from suspension member...