P0068
PowertrainFuel Air Meteringmoderate severityMAP/MAF - Throttle Position Correlation
What P0068 Means
The MAP or MAF sensor reading does not correlate with the throttle position sensor reading.
Symptoms
- Check Engine Light
- Poor acceleration
- Rough idle
- Stalling
Common Causes
- Intake manifold vacuum leak
- Faulty MAP or MAF sensor
- Throttle position sensor issue
- Intake gasket leak
Diagnostic Steps
- Check for vacuum leaks
- Test MAP/MAF sensor readings
- Test TPS
- Inspect intake gaskets
Where to start: Repair vacuum leak or replace faulty sensor.
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