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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Measured Value Block Table


Measured Value Block table




























Notes on display group number 004:
- If "0 RPM" is shown in display field 3 or 4, the corresponding sender is faulty and the Transmission Control Module (TCM) must be replaced.
- If "0 RPM" is shown in display field 3 and 4, there is a mechanical defect in the transmission, and the transmission must be replaced.
















Note on display group number 007, display field 4:
- If "AS" is always displayed, the clutch is slipping. The ATF must be changed. If "AS" is still displayed the transmission must be replaced.































Notes on display group number 125
- If "1" is displayed, communication from the corresponding control module to the Transmission Control Module (TCM) is O.K.
- If "0" is displayed and no trouble code has been set in the DTC memory, the corresponding control module does not have CAN capability (or is faulty).