Diagnostics Chart With Trouble Code - Subaru 2001 Forester Service Manual

DIAGNOSTICS CHART WITH TROUBLE CODE

Immobilizer (Diagnostics)
10. Diagnostics Chart with Trouble Code
A: DTC P1571 — REFERENCE CODE INCOMPATIBILITY —
DIAGNOSIS:
¼ Reference code incompatibility between IMM ECM and ECM
No.
1 PERFORM TEACHING OPERATION ON
IGNITION KEY.
Perform teaching operation on all keys of the
vehicle. Refer to teaching operation manual.
Step
Is teaching operation for all
keys completed?
IM-26
S009620
Check Yes
END
S009620H45
No
Replace ECM.
<Ref. to
FU(SOHC)-49,
Engine Control
Module.>, <Ref.
to FU(SOHCw/
oOBD)-38, Engine
Control Module.>,
or <Ref. to
FU(DOHC
TURBO)-47,
Engine Control
Module.>, IMM
ECM <Ref. to
SL-42, Immobi-
lizer Control Mod-
ule.> and then
replace all ignition
keys (including
the transponder).
Then perform
teaching opera-
tion. Refer to
teaching operation
manual (Pub. No.
S0820GZ).