Warning powertrain.fuel
P0013 — Open or short in the exhaust VVT actuator solenoid circuit on Bank 1. Engine can't control exhaust cam phasing
What it means
Common causes
- Chafed wiring insulation near the solenoid bracket
- Corroded or oil-soaked connector at the solenoid
- Failed solenoid coil (open winding, short to ground)
- Engine ECM output stage failure — less common
- Wire shorted to +12V or to ground
- Physical damage to solenoid body
How to diagnose
- 01
Read all stored and pending codes with an OBD-II adapter — get the full picture, not just the one code.
- 02
Capture freeze-frame data (RPM, coolant temperature, engine load) at the exact moment the code triggered.
- 03
Inspect the named subsystem with our app's AI explanation — get vehicle-specific causes for your make, model and year.
Decode P0013 on your actual car
Plug in an OBD-II adapter and get an AI-powered diagnosis tailored to your vehicle make, model and year — in 30 seconds.