OBD-II code · Powertrain (generic)

P0350 Ignition Coil Primary/Secondary Circuit/Open

A general open-circuit fault has been detected on an ignition coil's primary or secondary winding (no specific cylinder identified). This code is set when the PCM cannot localise the fault to a single coil.

Is it safe to drive with P0350?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyCoil winding open
  • Less likelyPin pushed back out of connector body
  • Less likelyCracked solder joint inside the module or sensor

Repair at a glance

Difficulty
Medium
DIY friendly
Often, with basic tools
Typical labour
0.5–3 h
Emissions test
Likely to fail
Parts involved
Ignition Coil

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.