Initial Inspection and Diagnostic Overview
I 19-A, I 21-C INSTRUMENT ECUC 1-GROUND : Always approx. 12 volts
C 2-GROUND : Approx. 12 volts with ignition SW at ON or ST position
C 4-GROUND : Always continuity
A 3-GROUND : Continuity with front RH door open
A 14-GROUND : Continuity with front LH door open
A 20-GROUND : Continuity with ignition key in ignition key cylinder
D 26, D 27 DOOR LOCK MOTOR AND DOOR UNLOCK DETECTION SW FRONT LH, RH
2-GROUND : Approx. 12 volts with door lock motor at lock operate
3-GROUND : Approx. 12 volts with door lock motor at unlock operate
D 28, D 29 DOOR LOCK MOTOR REAR LH, RH
2-GROUND : Approx. 12 volts with door lock motor at lock operate
3-GROUND : Approx. 12 volts with door lock motor at unlock operate
B 4 BACK DOOR LOCK MOTOR
2-GROUND : Approx. 12 volts with door lock motor at lock operate
3-GROUND : Approx. 12 volts with door lock motor at unlock operate