OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Powertrain generic / SAE

P06C2

Cylinder 10 Glow Plug Circuit Range or Performance

The glow plug on cylinder 10 is electrically intact yet does not heat to the calibrated temperature in the expected time - aged element, increased contact resistance, or a partially corroded ground.

SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / C2

Possible causes

  • Plug element aged high

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

Inspection / repair

  • Difficulty: easy
  • DIY: possible
  • Estimated cost: 60–250 €
  • Estimated time: 0.4–1.4 h
  • Component: glow plug cyl 10
  • MIL / check engine light
  • emissions-relevant

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication