FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Service Hints

B5-A, B6-B, B8-D BODY ECU
A 8-GROUND : Approx. 12 volts with ignition SW at ON or ST position
B 2-GROUND : Approx. 12 volts with ignition SW at ACC or ON position
A 20-GROUND : Always continuity
B 9-GROUND : Approx 12 volts with ignition SW at ON or ST position
D 1-GROUND : Always approx. 12 volts
D 6-GROUND : Always approx. 12 volts
D 15-GROUND : Always continuity

D10-A, D12C DRIVER DOOR ECU
C 2-GROUND : Approx. 12 volts with ignition SW at ON or ST position
C 3-GROUND : Always approx. 12 volts
A 1-GROUND : Always approx. 12 volts
C 1 2-GROUND : Always continuity

F27-A, F26-B FRONT PASSENGER DOOR ECU
A 2-GROUND : Approx. 12 volts with ignition SW at ON or ST position
A 3-GROUND : Always approx. 12 volts
A 12-GROUND : Always continuity
B 1-GROUND : Always approx. 12 volts

R40-A REAR DOOR LH ECU
A 9-GROUND : Approx. 12 volts with ignition SW at ON or ST position
A 15-GROUND : Always approx. 12 volts
A 14-GROUND : Always approx. 12 volts
A 25-GROUND : Always continuity

R42-A REAR DOOR RH ECU
A 9-GROUND : Approx. 12 volts with ignition SW at ON or ST position
A 15-GROUND : Always approx. 12 volts
A 14-GROUND : Always approx. 12 volts
A 20, A. 25-GROUND : Always continuity