Operation CHARM: Car repair manuals for everyone.

Preparation For Test



Preliminary work: Diagnostic Trouble Code Memory

1. Ignition OFF.
2. Disconnect base module (BM, N16/1).
3. Connect socket box with contact module 1 and contact box according to connection diagram. Connection Diagram
4. Continue with test.


Special Tools








Additional Tools

Digital Multimeter Fluke models 23, 83, 85, or 87