Keyless Entry System - Subaru 2009 IMPREZA Service Manual

C: INSPECTION
1. SYMPTOM CHART
Symptom
None of the functions of the keyless
entry system operate.
The keyless transmitter cannot be
registered.

Keyless Entry System

Repair order
1. Check the keyless transmitter battery.
2. Remove and visually check fuse No. 31 (in the
fuse & relay box) and No. 7 (in the fuse & relay
box).
3. Check the keyless entry control module.
4. Check the power supply and ground circuit for
body integrated unit.
5. Check the key warning switch.
6. Check the door switch.
7. Check the body integrated unit.
1. Check the keyless transmitter battery.
2. Check the key warning switch.
3. Check the door lock switch signal.
4. Check the body integrated unit.
SL-15
SECURITY AND LOCKS
Reference
<Ref. to SL-17, CHECK KEYLESS
TRANSMITTER BATTERY AND
FUNCTION, INSPECTION, Keyless
Entry System.>
If the fuse is blown out, replace the
fuse with a new part.
When there is no defective with the
fuse, check the power supply and
ground circuit. <Ref. to SL-9, CHECK
POWER SUPPLY AND GROUND
CIRCUIT, INSPECTION, Door Lock
Control System.>
<Ref. to SL-18, CHECK KEYLESS
ENTRY CONTROL MODULE,
INSPECTION, Keyless Entry Sys-
tem.>
<Ref. to SL-18, CHECK BODY INTE-
GRATED UNIT POWER SUPPLY
AND GROUND CIRCUIT, INSPEC-
TION, Keyless Entry System.>
<Ref. to SL-21, CHECK KEY WARN-
ING SWITCH, INSPECTION, Keyless
Entry System.>
<Ref. to SL-19, CHECK DOOR
SWITCH, INSPECTION, Keyless
Entry System.>
<Ref. to LAN(diag)-2, Basic Diagnos-
tic Procedure.>
<Ref. to SL-17, CHECK KEYLESS
TRANSMITTER BATTERY AND
FUNCTION, INSPECTION, Keyless
Entry System.>
<Ref. to SL-21, CHECK KEY WARN-
ING SWITCH, INSPECTION, Keyless
Entry System.>
<Ref. to SL-24, CHECK DOOR LOCK
SWITCH, INSPECTION, Keyless
Entry System.>
<Ref. to LAN(diag)-2, Basic Diagnos-
tic Procedure.>