Diagnostic Procedure

SELF-DIAGNOSIS RESULT CHECK 1
Check the self-diagnosis results.

Fig 1: Self-Diagnosis Results Chart - Engine System
Courtesy of NISSAN MOTOR CO., U.S.A.

Are any items other than above indicated in self-diagnosis results?
1. Yes : Repair or replace harness or connector.
2. No : GO TO 2.
SELF-DIAGNOSIS RESULT CHECK 2
1. Perform the ECM self-diagnosis, and repair or replace harness or connector, then perform the ECM self-diagnosis again.
2. Perform the TCS/ABS control unit self-diagnosis again.
Is inspection result OK?
1. OK : INSPECTION END
2. NG : Repair or replace harness or connector. Perform the self-diagnosis again.