Subaru 2009 IMPREZA, Service Manual

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SL-15
Keyless Entry System
SECURITY AND LOCKS
C: INSPECTION
1. SYMPTOM CHART
Symptom Repair order Reference
None of the functions of the keyless
entry system operate. 1. Check the keyless transmitter battery. <Ref. to SL-17, CHECK KEYLESS
TRANSMITTER BATTERY AND
FUNCTION, INSPECTION, Keyless
Entry System.>
2. Remove and visually check fuse No. 31 (in the
fuse & relay box) and No. 7 (in the fuse & relay
box). 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.>
3. Check the keyless entry control module. <Ref. to SL-18, CHECK KEYLESS
ENTRY CONTROL MODULE,
INSPECTION, Keyless Entry Sys-
tem.>
4. Check the power supply and ground circuit for
body integrated unit. <Ref. to SL-18, CHECK BODY INTE-
GRATED UNIT POWER SUPPLY
AND GROUND CIRCUIT, INSPEC-
TION, Keyless Entry System.>
5. Check the key warning switch. <Ref. to SL-21, CHECK KEY WARN-
ING SWITCH, INSPECTION, Keyless
Entry System.>
6. Check the door switch. <Ref. to SL-19, CHECK DOOR
SWITCH, INSPECTION, Keyless
Entry System.>
7. Check the body integrated unit. <Ref. to LAN(diag)-2, Basic Diagnos-
tic Procedure.>
The keyless transmitter cannot be
registered. 1. Check the keyless transmitter battery. <Ref. to SL-17, CHECK KEYLESS
TRANSMITTER BATTERY AND
FUNCTION, INSPECTION, Keyless
Entry System.>
2. Check the key warning switch. <Ref. to SL-21, CHECK KEY WARN-
ING SWITCH, INSPECTION, Keyless
Entry System.>
3. Check the door lock switch signal. <Ref. to SL-24, CHECK DOOR LOCK
SWITCH, INSPECTION, Keyless
Entry System.>
4. Check the body integrated unit. <Ref. to LAN(diag)-2, Basic Diagnos-
tic Procedure.>