P1266

P1266 OBD Code Definition:
P1266 Cylinder #6 High To Low Side Short
P1266 OBD Code Description:

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON
  • Reduced Power Output

Possible Causes

  • Wiring and/or Connector(s) from/to PD Unit Injector: Cylinder 2 faulty
  • PD Unit Injector: Cylinder 2 faulty
  • Camshaft worn out / faulty

Possible Solutions

  • Check Wiring and/or Connector(s) from/to PD Unit Injector: Cylinder 2
  • Check/Replace PD Unit Injector: Cylinder 2
  • Check Camshaft for Signs of wear

Tech Notes

  • Injectors on TDI PD/PPD Engines are not designed to run Waste Vegetable Oil (WVO) or Straight Vegetable Oil (SVO) as well as anything above 5% Biodiesel Content. Running these Types of Fuels can Damage the Injectors. Please Refer to the Owners Manual and/or Factory Repair Manual for a list of appropriate Fuel Types.

 

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