Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Headlamp Control Module: Testing and Inspection

AUTO LIGHT-OFF CONTROL MODULE INSPECTION

Terminal Voltage List (Reference) Terminals - (1A - 1L):




Terminal Voltage List (Reference) Terminals - (1M - 2G):




1. Measure the voltage at the auto light-off control module terminals as indicated.
2. Disconnect the auto light-off control module connector before inspecting for continuity at terminals 1G, 1P and 2D.
- If not as specified, inspect the parts listed under "Action".
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the auto light-off control module.