Showing articles & questions for topic
p3478

Related articles

P3478 OBD-11 Trouble Code: Cylinder 10 Exhaust Valve Control Performance
What What the P3478 code means When starting your vehicle, and when the vehicle is operating under a heavy weight, the engine will work in V8 mode. But when driving conditions are light, the engine will disable 4 of the...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote