Diagnostic Procedure

CHECK OVERALL FUNCTION
Check ASCD indicator under the following conditions.

Fig 1: ASCD (Cruise Control) Indicator 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.

Yes or No
- Yes : Perform trouble diagnoses for DTC U1000, U1001, refer to "DTC U1000, U1001 CAN COMMUNICATION LINE ".
- No : GO TO 3.
CHECK COMBINATION METER OPERATION
Does combination meter operate normally?

Yes or No
- Yes : GO TO 4.
- No : Check combination meter circuit. Refer to "COMBINATION METER ".
CHECK INTERMITTENT INCIDENT
Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".
- : INSPECTION END