P0121
DTC P0121 - THROTTLE POSITION SENSOR CIRCUIT RANGE/PERFORMANCE PROBLEM (TH-R)SUBARU SELECT MONITOR DISPLAY
FLOW CHART
DTC DETECTING CONDITION:
- Two consecutive trips with fault
TROUBLE SYMPTOM:
- Erroneous idling
- Engine stalls.
- Poor driving performance
CAUTION: After repair or replacement of faulty parts, conduct CLEAR MEMORY and INSPECTION MODES.
WIRING DIAGRAM
PROCEDURES