Subaru 2002 IMPREZA Service Manual page 564

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DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)

ENGINE (DIAGNOSTICS)

O: DTC P0121 — THROTTLE POSITION SENSOR CIRCUIT RANGE/PERFOR-

MANCE PROBLEM (HIGH INPUT) —

• DTC DETECTING CONDITION:

• Two consecutive driving cycles with fault

• TROUBLE SYMPTOM:

• Erroneous idling

• Engine stalls.

• Poor driving performance

After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN-49, OPERATION,

Clear Memory Mode.> and Inspection Mode <Ref. to EN-42, OPERATION, Inspection Mode.> .

• WIRING DIAGRAM:

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2001 impreza