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.

CHECK DTC PRIORITY
If DTC "C1A26" is displayed with DTC "U1000", "U0415" or "U0121", first diagnose the DTC "U1000", "U0415" or "U0121" or "C1A0C" or "C1A50".

Is applicable DTC detected?

YES

Perform diagnosis of applicable.
- U1000: Refer to DTC Logic .
- U0415: Refer to DTC Description .
- U0121: Refer to DTC Description .
- C1A0C: Refer to DTC Description .
- C1A50: Refer to DTC Description .
NO

GO TO 2.
PERFORM SELF DIAGNOSTIC RESULT OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
CONSULT

Check if any DTC is detected in "Self Diagnostic Result" mode of "ABS".

Is any DTC detected?

YES

Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index .

NO

Replace distance sensor (ICC sensor). Refer to Removal and Installation .