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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Scan Tool Testing and Procedures





Diagnosis With Scan Tool
1. It will be able to diagnose defects of cluster (CLU) with scan tool quickly. Scan tool can operates actuator forcefully, input/output value monitoring and self diagnosis.
2. Select model and "BCU".




3. Select the "CLU (Cluster)" to check.




4. Select "Input/output monitoring", if you will check current data of cluster system. It provides input/output status of cluster.












5. If you will check the cluster operation forcefully, select "Actuation test".








6. To check the DTC of the each module, select "Diagnostic trouble codes"