Operation CHARM: Car repair manuals for everyone.

Vehicle Damage Warnings




Control modules







Connecting disconnecting control modules
Always switch off the ignition before connecting or disconnecting a connector or the breakout box to a control module.







Temperature
Control module must not be heated to above 80 °C. Remove control module when stoving for example.

Arc welding
Disconnect control module connectors when carrying out arc welding.

Remove a module if arc welding in its proximity.

Replacing
Do not replace a control module without checking its wiring and components. The new component may be damaged in the same way as the old one.