P1292
Compressed Natural Gas Pressure Sensor Signal Too High
P1292 is an OBD-II diagnostic trouble code meaning: Compressed Natural Gas Pressure Sensor Signal Too High. Common causes: cng pressure sensor malfunction, damage to the sensor wiring harness. Estimated repair cost: $33–89.
Symptoms
- Unstable operation of the engine on gas
- Reduced engine power
- Increased fuel consumption
- Check Engine light comes on
- Switching to petrol when running on gas
Causes
- CNG pressure sensor malfunction
- Damage to the sensor wiring harness
- Problems with the sensor electrical circuit
- Mechanical damage to the sensor
- ECU malfunction
How to Fix
- Check the electrical circuit of the CNG pressure sensor
- Check the condition of the sensor wiring harness
- Check the functionality of the CNG pressure sensor
- Replace CNG pressure sensor if necessary
- Check and update the ECU firmware
Related codes
Error P1292 by Vehicle Brand
FAQ
What does the P1292 code mean?
P1292 is an OBD-II diagnostic trouble code that indicates: Compressed Natural Gas Pressure Sensor Signal Too High
What causes a P1292 error code?
The most common causes of P1292 include: CNG pressure sensor malfunction; Damage to the sensor wiring harness; Problems with the sensor electrical circuit; Mechanical damage to the sensor.
How do I fix a P1292 diagnostic trouble code?
To fix P1292: Check the electrical circuit of the CNG pressure sensor. Check the condition of the sensor wiring harness. Check the functionality of the CNG pressure sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1292?
Yes, but get it checked soon
How much does it cost to fix P1292?
The estimated repair cost for P1292 is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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