Chevrolet P1020: Camshaft Phasing System Malfunction
Is your scanner showing Chevrolet P1020?
No worries. We'll show you what it means and how to deal with it.
Chevrolet P1020: Camshaft Phasing System Malfunction
OVERVIEWWhat Does The Chevrolet P1020 Code Mean?
Engine operating on CNG, PCM not in Fuel Shutoff or Decel Fuel Shutoff modes, system voltage from 6-18v, and the FICM (module) detected an invalid fuel injector PWM signal.
What Are The Potential Causes Of The Chevrolet P1020 Code?
- AF fuel mode relay circuit (odd bank, even bank) is open
- AF enable circuit is open or shorted to ground
- FICM is damaged or it has failed
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Chevrolet P1020, DTCDECODE.
