When The On Board Self-Diagnosis Does Not Start

WARNING: This page is about a different car, the 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

If the on board self-diagnosis does not start, check the following items.

INSPECTION ITEM

Assumed abnormal part		Inspection item
Information display	Combination meter malfunction	Check that the self-diagnosis function of the combination meter operates. Refer to "ON BOARD DIAGNOSIS FUNCTION "
ICC steering switch malfunction		Perform the inspection for DTC "C1A06". Refer to "DIAGNOSIS PROCEDURE "
Harness malfunction between ICC steering switch and ECM
ECM malfunction
ADAS control unit malfunction		Check power supply and ground circuit of ADAS control unit. Refer to "DIAGNOSIS PROCEDURE ". Perform SELF-DIAGNOSIS for "ICC/ADAS" with CONSULT-III, and then check the malfunctioning parts. Refer to "DTC INDEX ".