P0124
PowertrainThrottle Pedalhigh severityThrottle/Pedal Position Sensor/Switch A Circuit Intermittent
What P0124 Means
The TPS signal is intermittent.
Symptoms
- Check Engine Light (intermittent)
- Surging
- Hesitation
- Erratic idle
Common Causes
- Loose TPS connector
- Worn TPS
- Wiring chafing
Diagnostic Steps
- Wiggle test on TPS connector
- Monitor TPS signal for dropouts
- Inspect wiring
Where to start: Repair connector or replace TPS.
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