Diagnosis Procedure
Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".
- CHECK DTC
Check "Self diagnostic result" for BCM with CONSULT.
Are other DTCs detected?
YES: Check The DTC.
NO: GO TO 2
- CHECK PARK POSITION SWITCH SIGNAL
- Turn ignition switch ON.
- Select "P POSI SW" in "Data Monitor" mode with CONSULT.
- Check park position switch signal under the following condition.
Monitor item Condition Status P POSI SW A/T selector lever P position OFF Other than above ON Is the status normal?
YES: A/T shift selector (park position switch) circuit is OK.
NO: GO TO 3
- CHECK A/T SHIFT SELECTOR (PARK POSITION SWITCH) HARNESS
- Turn ignition switch OFF.
- Disconnect A/T shift selector and driver seat control unit.
- Check continuity between A/T shift selector connector M158 (A) terminal 4 and driver seat control unit connector B202 (B) terminal 21.
4 - 21: Continuity should exist .
- Check continuity between A/T shift selector connector M158 (A) terminal 4 and ground.
4 - Ground: Continuity should not exist .
Courtesy of NISSAN NORTH AMERICA, INC.
Is the inspection result normal?
YES: GO TO 4
NO: Repair or replace harness.
- CHECK PARK POSITION SWITCH
Check continuity between A/T shift selector (park position switch) terminals as follows.
Terminals Condition Continuity 2 4 P position Yes Other than P position No Courtesy of NISSAN NORTH AMERICA, INC.
Is the inspection result normal?
YES: GO TO 5
NO: Replace A/T shift selector. Refer to "REMOVAL AND INSTALLATION ".
- CHECK INTERMITTENT INCIDENT
Refer to "INTERMITTENT INCIDENT ".
Is the inspection result normal?
YES: Replace driver seat control unit. Refer to "EXPLODED VIEW ".
NO: Repair or replace the malfunctioning part.