Subaru forester 2004 Service Manual page 22

Diagnostics Procedure with Diagnostic Trouble Code (DTC)
IMMOBILIZER (DIAGNOSTIC)
D: DTC P0513 INCORRECT IMMOBILIZER KEY
DIAGNOSIS:
Use of unregistered key in IMM ECM
Step
1 PERFORM TEACHING OPERATION ON IG-
NITION KEY.
Perform teaching operation on all keys of the
vehicle. Refer to the teaching operation man-
ual (Pub. No. S0820GZ).
2 PERFORM TEACHING OPERATION ON IG-
NITION KEY.
Perform teaching operation on all keys with
vehicle. Refer to the teaching operation man-
ual (Pub. No. S0820GZ).
E: DTC P1576 EGI CONTROL MODULE EEPROM
DIAGNOSIS:
ECM malfunctioning
1. REPLACE ECM.
Replace the ECM.
<Ref. to FU(H4SO)-44, Engine Control Module (ECM).> <Ref. to FU(H4DOTC)-50, Engine Control Module
(ECM).> <Ref. to FU(H4DOTC 2.5)-41, Engine Control Module (ECM).>
Then perform teaching operation. Refer to the teaching operation manual (Pub. No. S0820GZ).
F: DTC P1577 IMM CONTROL MODULE EEPROM
DIAGNOSIS:
IMM ECM malfunctioning
1. REPLACE IMM ECM.
Replace the IMM ECM <Ref. to SL-37, Immobilizer Control Module.>, and then replace all ignition keys (in-
cluding the transponder). Then perform teaching operation. Refer to the teaching operation manual (Pub.
No. S0820GZ).
Check
Is teaching operation for all
keys completed?
Is teaching operation for all
keys completed?
IM-20
Yes
END Replace all ignition
keys (including the
transponder). Go
to step 2.
END Replace the IMM
ECM <Ref. to SL-
37, Immobilizer
Control Module.>
and then replace
all ignition keys
(including the tran-
sponder). Then
perform teaching
operation. Refer to
the teaching oper-
ation manual (Pub.
No. S0820GZ).
No