P1292
Compressed Natural Gas Pressure Sensor Signal Too High
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)
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