OBD-II code · Powertrain (generic)

P06E5 Glow Plug Control Module 1 Performance

Glow Plug Control Module 1 Performance: the component is electrically intact but its response does not match the command. This affects diesel cold-start preheating.

Is it safe to drive with P06E5?

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

Common causes

  • Most likelyModule response drifted

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
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–3 h
Emissions test
Likely to fail
Parts involved
Glow Plug Control Module 1

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