Operation CHARM: Car repair manuals for everyone.

Service Hints

E6 (A), E7 (B), E8 (C), E9 (0), E10 (E) Engine Control Module
(A) 9-Ground : Approx. 12 volts with ignition SW at ON or ST position
(B) 2-Ground : Always approx. 12 volts
(C) 1, (C) 4, (C) 7, (D) 6, (D) 7, (E) 6, (E) 7-Ground : Always continuity
(B) 19-Ground : Approx. 12 volts with stop light SW at on
(B) 24-Ground : Continuity with cruise control main SW at on
: Approx. 1540 Ohm with CANCEL SW on in cruise control SW
: Approx. 240 Ohm with RES/ACC SW on in cruise control SW
: Approx. 630 Ohm with SET/COAST SW on in cruise control SW

C10 Combination SW
2 - 3 : Approx. 1540 Ohm with CANCEL SW on
: Approx. 240 Ohm with RES/ACC SW on
: Approx. 630 Ohm with SET/COAST SW on