Operation CHARM: Car repair manuals for everyone.

Service Hints

W3 WIRELESS DOOR LOCK ECU
1-GROUND : Always Continuity
8-GROUND : Always approx. 12 Volts
13-GROUND : Approx. 12 Volts with ignition SW at ON or STposition

D21, D22, D23, D24 DOOR LOCK MOTOR AND DOOR UNLOCK DETECTION SW FRONT LH, RH, REAR LH, RH
2-GROUND : Approx. 12 Volts with door lock motor at lock operation
3-GROUND : Approx. 12 Volts with door lock motor at unlock operation

B4 BACK DOOR LOCK MOTOR AND BACK DOOR UNLOCK DETECTION SW
2-GROUND : Approx. 12 Volts with door lock motor at lock operation
3-GROUND : Approx. 12 Volts with door lock motor at unlock operation

I19 (A), I25 (B), I21 (C) INSTRUMENT ECU
(A) 3-GROUND : Continuity with front passenger door open
(A)14-GROUND : Continuity with driver door open
(B) 1-GROUND : Continuity with rear RH door open
(C) 7-GROUND : Continuity with rear LH door or back door open
(C) 1-GROUND : Always approx. 12 Volts
(C) 2-GROUND : Approx. 12 Volts with ignition SW at ON or STposition
(C) 4-GROUND : Always continuity

D14, DI5, DI6, D17 DOOR COURTESY SW FRONT LH, RH, REAR LH, RH
1-GROUND : Closed with door open

B2 BACK DOOR COURTESY SW
1-2 : Closed with back door open