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)

Or, hide this message: temporarily or permanently

Control Module Outputs, Bus







Control Module Outputs, Bus

- Engine torque, used by TCM (502)
- Accelerator position, used by TCM (502)
- Kickdown used by TCM (502)
- Engine speed, used by TCM (502), ACC (216) and MIU (540)
- Coolant temperature, used by ACC (216), MIU (540) and DICE (628)
- Engine has started, used by ACC (216)
- CHECK ENGINE, used by MIU (540)
- SHIFT UP, used by MIU (540)
- CRUISE lamp, used by MIU (540)
- Fuel consumed since start, used by MIU (540)
- Diagnostics, used by DICE (628)/diagnostic tool