Headlamp Control Module 2 (HCM-2) DTC Chart

Diagnostic Trouble Code (DTC) Chart

NOTE: Refer to Description and Operation, Intelligent Access (IA) with Push Button Start in Anti-Theft - Passive Anti-Theft System (PATS) Anti-Theft - Passive Anti-Theft System (PATS) to review the procedures for achieving the various ignition states (ignition off, ignition in accessory, ignition on, ignition start) on vehicles with this feature.

Headlamp Control Module 2 (HCM-2) DTC Chart

NOTE: This module utilizes a 5-character DTC followed by a 2-character failure-type code. The failure-type code provides information about specific fault conditions such as opens, or shorts to ground. Continuous memory DTCs have an additional 2-character DTC status code suffix to assist in determining DTC history.