OBD-II code · Powertrain (generic)

P0680 Cylinder 10 Glow Plug Circuit Open

The glow plug circuit on cylinder 10 is open - usually a broken connection or burnt-out heater element.

Is it safe to drive with P0680?

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

Common causes

  • Most likelyPlug element burnt out
  • Less likelyPin pushed back out of connector body
  • Less likelyCracked solder joint inside the module or sensor

Symptoms

  • Glow plug warning light on (often orange coil symbol)
  • Hard cold start or no start in cold weather
  • White smoke from exhaust during warm-up

Repair at a glance

Difficulty
Easy
DIY friendly
Often, with basic tools
Typical labour
0.4–1.4 h
Emissions test
Likely to fail
Parts involved
Glow Plug Cyl 10

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