Diagnosis Procedure

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

MAIN switch can be turned ON/OFF, but the operation of RESUME/+ switch, CANCEL switch, and DISTANCE switch cannot be performed during ICC system operation.

NOTE: Resume is not accepted when the following condition is met:

When the MAIN switch is turned OFF once.

CHECK EACH SWITCH
CONSULT
1. Start the engine.
2. Check that each switch operates normally on "Data Monitor" mode of "LASER/RADAR":
  - "RESUME/ACC SW"
  - "CANCEL SW"
  - "DISTANCE SW"
Is the inspection result normal?

YES

GO TO 5

NO

GO TO 2
PERFORM THE SELF DIAGNOSTIC RESULT
CONSULT
1. Select "Self Diagnostic Result" mode of "LASER/RADAR".
2. Check if DTC "U1000" is detected.
Is "U1000" detected?

YES

GO TO 3

NO

GO TO 4
CAN COMMUNICATION INSPECTION
Check the CAN communication and repair or replace malfunctioning parts. Refer to DTC Logic .

Inspection End.
CHECK ICC STEERING SWITCH
Check the ICC steering switch. Refer to Component Inspection .

GO TO 6
REPLACE DISTANCE SENSOR (ICC SENSOR)
Replace the distance sensor (ICC sensor). Refer to Removal and Installation .

GO TO 6
CHECK ICC SYSTEM
CONSULT
1. Erase the "Self Diagnostic Result", and then select "Self Diagnostic Result" mode again after performing the action test. (Refer to Description for action test.)
2. Check that the ICC system is normal.
Inspection End.