Check Door Switch
Wiring diagram:
Door lock control system Ref. to WIRING SYSTEM>DOOR LOCK CONTROL SYSTEM>WIRING DIAGRAM .
- CHECK DATA MONITOR
.
Display the following items using Subaru Select Monitor. Ref. to BODY CONTROL (DIAGNOSTICS)>DATA MONITOR .
- [Driver's door SW input]
- [P-door SW input]
- [Rear right door SW input]
- [Rear left door SW input]
- [R Gate SW input]
Does the display switch between [OFF] ←→ [ON] when each door, trunk lid, or rear gate is opened/closed?
Yes: The door switches, trunk lid latch switch or rear gate latch switch are normal.
No: Go to 2.
- CHECK HARNESS
.
- Disconnect the connector of body integrated unit.
- Disconnect the connector of the door switch, trunk lid latch switch or rear gate latch switch that the display does not change.
- Check the harness between body integrated unit and defective switch.
Connector & terminal
Front door LH
(i82) No. 39 - (L101) No. 2:
Front door RH
(i82) No. 13 - (R101) No. 2:
Rear door LH
(i82) No. 14 - (L102) No. 2:
Rear door RH
(i82) No. 27 - (R102) No. 2:
Trunk lid
(i82) No. 15 - (Td47) No. 3:
Rear gate (model without power rear gate)
(i82) No. 15 - (Db61) No. 1:
Rear gate (model with power rear gate)
(i82) No. 15 - (Db62) No. 8:
Is harness normal?
Yes: Go to 3.
No: Repair or replace the harness.
- CHECK HARNESS
.
Measure the resistance between the faulty switch connector and chassis ground.
Connector & terminal
Front door LH
(L101) No. 1 - Chassis ground:
Front door RH
(R101) No. 1 - Chassis ground:
Rear door LH
(L102) No. 1 - Chassis ground:
Rear door RH
(R102) No. 1 - Chassis ground:
Trunk lid
(Td47) No. 2 - Chassis ground:
Rear gate (model without power rear gate)
(Db61) No. 2 - Chassis ground:
Rear gate (model with power rear gate)
(Db62) No. 7 - Chassis ground:
Is the resistance less than 10 Ω?
Yes: Go to 4.
No: Repair or replace the harness.
- CHECK DOOR SWITCH
.
Measure the resistance between faulty switch terminals.
Terminals
Front LH door switch
No. 2 - No. 1:
Front RH door switch
No. 2 - No. 1:
Rear LH door switch
No. 2 - No. 1:
Rear RH door switch
No. 2 - No. 1:
Trunk lid
No. 3 - No. 2:
Rear gate (model without power rear gate)
No. 1 - No. 2:
Rear gate (model with power rear gate)
No. 8 - No. 7:
Is the resistance 1 MΩ or more when the door switch is pushed, or the trunk lid or rear gate is closed?
Yes: Replace the body integrated unit. Ref. to BODY CONTROL/COMMUNICATION SYSTEM>BODY INTEGRATED UNIT .
No: Replace the following faulty parts.
- Door switches: Ref. to LIGHTING SYSTEM>DOOR SWITCH .
- Trunk lid latch & actuator assembly: Ref. to SECURITY AND LOCKS>TRUNK LID LATCH AND ACTUATOR ASSEMBLY .
- Rear gate latch & actuator assembly: Ref. to SECURITY AND LOCKS>REAR GATE LATCH AND ACTUATOR ASSEMBLY .