Diagnostic Procedure

CHECK OVERALL FUNCTION
Check ASCD indicator under the conditions listed in Fig 1.

Fig 1: ASCD Indicator Diagnostic Conditions Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
- OK: INSPECTION END
- NG: GO TO 2.
CHECK DTC
Check that DTC U1000 or U1001 is not displayed.

OK or NG
- OK: GO TO 3.
- NG: Perform trouble diagnoses for DTC U1000, U1001. Refer to DTC U1000, U1001 CAN COMMUNICATION LINE .
CHECK DTC WITH COMBINATION METER
Refer to COMBINATION METERS .

OK or NG
- OK: GO TO 4.
- NG: Go to COMBINATION METER .
CHECK INTERMITTENT INCIDENT
Refer to TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT .
- : INSPECTION END