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

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Fault Cause and Checking For Contact Resistance and Oxidation




Fault Cause And Checking For Contact Resistance And Oxidation







The cause of the fault has been loose connections in the data link connector (DLC) or VGLA control module connectors.

Check data link connector (DLC) and VGLA control module connectors for contact resistance and oxidation and remedy Checking Wiring and Terminals - Permanent Faults

After performing this procedure Verification