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Alfa Romeo DTC

Alfa Romeo DTC P053B

Manufacture

Alfa Romeo DTC

Code

P053B

Definition

Positive Crankcase Ventilation Heater Control Circuit Low

Description

The Powertrain Control Module (PCM) detects that the Crankcase Vent Heater Relay Control circuit is below a calibrated threshold.

Cause

  • Fused Asd Main Relay Output Circuit OpenCrankcase Vent Heater Relay Control Circuit Shorted To GroundCrankcase Vent Heater Relay Control Circuit OpenCrankcase Vent Heater RelayPowertrain Control Module (Pcm)

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