17678/P1270/004720

From Ross-Tech Wiki

17678/P1270/004720 - PD Unit Injector: Cylinder 4 (N243): Regulation Range Exceeded

Possible Symptoms

  • Drivability Issues
  • Reduced Power
  • Rough Engine Running
  • Increased Emission Values

Possible Causes

  • Regulation times exceeded
  • Contact resistance

Possible Solutions

  • Check Injectors and Injector Wiring
    • See Meas. Value Block 018
    • Check Resistance of Injectors/Wiring
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