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 or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Diagnostic Procedure




Display day/night mode does not work or does not work properly

Diagnostic Procedure:

1. If you use the display mode button, the auto day/night function is disabled until you turn the ignition switch to ON (II)

2. Symptom Troubleshooting Symptom Troubleshooting

Also check for:

- The instrument (gauge) brightness setting is set to High in day or night mode
- Gauge control module
- The wrong color or version DVD is installed
- The DVD is damaged or dirty
- Harness/fuses/switches