Nissan Murano: Dtc/circuit Diagnosis / C1203 Abs System
DTC Description
DTC DETECTION LOGIC
Malfunction related to wheel sensor has been detected by ABS actuator and electric unit (control unit).
| DTC No. |
CONSULT screen terms
(Trouble diagnosis content) | DTC detecting condition |
| C1203 |
ABS SYSTEM
(ABS system) |
Diagnosis condition |
Engine running and Nissan Murano vehicle running |
| Signal |
Nissan Murano Vehicle speed signal |
| Threshold |
— |
| Diagnosis delay time |
— |
POSSIBLE CAUSE
ABS malfunction
FAIL-SAFE
Front-wheel drive or shifts to 4-wheel drive (rear-wheels still have some driving torque).
DTC Confirmation Procedure
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always place the ignition switch in the OFF position and wait at least 10 seconds before conducting the next test.
>>
GO TO 2.
DTC REPRODUCTION PROCEDURE
CONSULT
-
Start the engine and drive at 19 MPH (30 km/h) or more for approximately 1 minute.
-
Select “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.
Is DTC “C1203” detected?
YES>>
Proceed to DTC Diagnosis Procedure.
NO>>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>
Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
SELECT ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT
CONSULT
Select “Self Diagnostic Result” mode of “ABS”.
Is any DTC detected?
YES>>
Check the DTC. Refer to DTC Index.
NO>>
GO TO 2.
CHECK TERMINALS AND HARNESS CONNECTORS
Check AWD control unit pin terminals for damage or loose connection with harness connector.
Is inspection result normal?
YES>>
After ignition switch OFF, perform DTC confirmation procedure again. If DTC “C1203” is detected, replace AWD control unit. Refer to Removal and Installation.
NO>>
Repair or replace error-detected parts.
DTC Description
DTC DETECTION LOGICMalfunction has occurred inside AWD control unit. DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
C1201
CONTROLLER FAILURE
(Control unit failure)
Diagnosis condition
Ignition switch: ON
Signal
—
Threshold
—
Diagnosis delay time
—
POSSIBLE CAUSEInternal malfunction of AWD control unitFAIL-SAFEFront-wheel drive or shifts to 4-wheel drive (rear-wheels still have some driving torque)...
DTC Description
DTC DETECTION LOGICMalfunction related to AWD solenoid has been detected. DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
C1204
4WD SOLENOID
(4WD solenoid)
Diagnosis condition
Ignition switch: ON
Signal
—
Threshold
—
Diagnosis delay time
—
POSSIBLE CAUSE
Internal malfunction of electronic controlled coupling
Malfunction of AWD solenoid power supply circuit (open or short)
Malfunction of AWD solenoid command current
FAIL-SAFEFront-wheel drive or shifts to 4-wheel drive (rear-wheels still have some driving torque)...
Other information:
Diagnosis Procedure
All doors do not lock/unlock using Intelligent Key button.NOTE:
Before starting diagnosis check that vehicle condition is as shown in “Conditions of Nissan Murano vehicle”, and check each symptom.
SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS) Door lock operation (remote keyless entry) Door lock operation (request switch) or back door open operation (opener switch of back door panel) Engine started with ignition switch operation (registered Intelligent Key is within the detection area of inside key antenna) Engine started with ignition switch operation (registered Intelligent Key placed next to ignition switch)
NG
OK
OK
OK
CONDITIONS OF VEHICLE (OPERATING CONDITIONS)Registered Intelligent Key is within the detection area of remote keyless entry receiver...
DTC Description
DTC DETECTION LOGICNOTE:
If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Description.
If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010...
Categories

Your vehicle has two types of security systems:
Vehicle security system
NISSAN Vehicle Immobilizer System
The vehicle security system provides visual
and audible alarm signals if someone
opens the doors, liftgate or the hood when
the system is armed. It is not, however, a
motion detection type system that activates
when a vehicle is moved or when a
vibration occurs.
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