PRELIMINARY INSPECTION
Diagnosis of shift interlock system should begin with a general visual inspection of related components, i.e., shift linkage, electrical connections, components, etc.
SYMPTOM DIAGNOSIS
Note. Use the following symptoms to aid in preliminary diagnosis. If a listed symptom matches the customer's concern, check the applicable items for possible cause.
Note. These symptoms do not trigger Diagnostic Trouble Codes (DTC) or cause the "D" indicator to flash. If the MIL was reported on or the "D" indicator has been flashing, check for DTCs. See SELF-DIAGNOSTIC SYSTEM in MCVA & MRVA DIAGNOSIS article. If vehicle has one of the symptoms listed, check the possible cause(s) in sequence listed.