Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DIFFERENTIAL LOCK SOLENOID CIRCUIT
Check differential lock solenoid circuit. Refer to Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO STEP 2 .

NO

Repair or replace the malfunctioning parts.
PERFORM SELF DIAGNOSTIC RESULT
CONSULT

After erasing the DTC, perform DTC confirmation procedure again. Refer to DTC Description .

Is DTC "P1850" detected?

YES

Replace differential lock control unit. Refer Removal and Installation .

NO

Check differential lock control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace the malfunctioning parts.