Initial Inspection and Diagnostic Overview

Begin the system diagnosis by reviewing the system Description and Operation. Refer to Control Assembly Description (C60) or Control Assembly Description (CJ3). Description and Operation


Reviewing the Description and Operation information will help you determine the correct symptom diagnostic procedure when a malfunction exists. Reviewing the Description and Operation information will also help you determine if the condition described by the customer is normal operation. Refer to Symptoms in order to identify the correct procedure for diagnosing the system and where the procedure is located. Symptom Related Diagnostic Procedures


For a description of the RPO Code(s) shown in this article/images refer to the RPO Code List found at Vehicle/Application ID RPO Codes