P129A - Charge Air Pressure Sensor Run On Pressure Implausible
P129A Possible Causes
- Faulty Charge Air Pressure Sensor
- Charge Air Pressure Sensor harness is open or shorted
- Charge Air Pressure Sensor circuit poor electrical connection
How do I fix code P129A?Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the P129A code
Labor: 1.0The cost of diagnosing the P129A code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P129A MeaningThe Engine Control Module (ECM) monitors the Charge Air Pressure Sensor. The ECM sets the OBDII code when the Charge Air Pressure Sensor is not to factory specifications.
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