Subaru 2009 IMPREZA Service Manual page 3123

5. CHECK DOOR SWITCH
Step
1 CHECK INPUT CIRCUIT.
1) Prepare the Subaru Select Monitor kit.
2) Turn the ignition switch to ON (engine OFF)
and run the "PC application for Subaru Select
Monitor".
3) On «System Selection Menu» display,
select {Integ. unit mode}.
4) Select the {Current Data Display}.
5) Select the {Driver's door SW input}, {P-door
SW input}, {Rear right door SW input}, {Rear left
door SW input}, and {R Gate SW input}.
2 CHECK HARNESS.
1) Disconnect the harness connector of body
integrated unit.
2) Disconnect the door switch harness con-
nector that the display does not change.
3) Check the harness for open or short circuits
between the body integrated unit terminal and
the faulty door switch terminal.
Connector & terminal
Front door RH
(i84) No. 32 — (R12) No. 1:
Front door LH
(i84) No. 19 — (R9) No. 1:
Rear door RH
(i84) No. 6 — (R16) No. 1:
Rear door LH
(i84) No. 20 — (R22) No. 1:
Trunk lid switch
(i84) No. 33 — (R186) No. 3:
Rear gate latch switch
(i84) No. 33 — (D46) No. 3:
3 CHECK HARNESS.
Measure the resistance between faulty door
switch harness connector terminal and chassis
ground.
Connector & terminal
Front door RH
(R12) No. 3 — Chassis ground:
Front door LH
(R9) No. 3 — Chassis ground:
Rear door RH
(R16) No. 3 — Chassis ground:
Rear door LH
(R22) No. 3 — Chassis ground:
Trunk lid switch
(R186) No. 1 — Chassis ground:
Rear gate latch switch
(D46) No. 4 — Chassis ground:
Keyless Entry System
Check
Does the display switch
between OFF
each door or rear gate, trunk lid
is opened/closed?
Is harness normal?
Is the resistance less than 10 ? Go to step 4.
SL-19
SECURITY AND LOCKS
Yes
The door switch
ON when circuit is OK.
Go to step 3.
No
Go to step 2.
Repair or replace
the harness.
Repair or replace
the harness.