Fault Code P0129
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0129
Barometric Pressure Sensor High Input
This code indicates an abnormally high voltage reading from the barometric pressure sensor, which can affect fuel mixture calculations.
Part Details
Part Name
Barometric Pressure Sensor
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪250 - ₪800
Engine Location
Engine compartment
Symptoms
- Poor engine performance
- Increased fuel consumption
- Increased emissions
- Check Engine light on
Possible Causes
- 1Defective barometric pressure sensor
- 2Short circuit in the sensor circuit
- 3Faulty Engine Control Module (ECM)
- 4Faulty wiring
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