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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Inspection

INSPECTION

Before performing diagnostics, check the following item which might affect body integrated unit malfunctions.

1. Measure the battery voltage and check electrolyte.

Standard voltage: 12 V or more

Specific gravity: Above 1.260

2. Check the fuse condition. Make sure that ampere of the fuse is setting value, and it is not blown out.
3. Check the connecting condition of harness and harness connector.
4. Confirm that a setting that does not match the vehicle equipment, is not set in the body integrated unit.
5. Make sure that a setting that does not match the vehicle equipent, is not set in the function setting (ECM customizing) of the body integrated unit.
6. Confirm "Factory initial setting" of body integrated unit registrations is "Market".
7. Confirm key illumination does not blink with ignition switch turned to ON.