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Alfa Romeo DTC

Alfa Romeo DTC P0691

Manufacture

Alfa Romeo DTC

Code

P0691

Definition

Fan 1 Control Circuit Low

Description

The Powertrain Control Module (PCM) controls the Radiator Fan operation by sending a Pulse Width Modulated (PWM) signal to the Radiator Fan Module to control fan speed. The PCM detects a short to ground in the Radiator Fan Control circuit.

Cause

  • Radiator Fan Control Circuit Shorted To GroundRadiator Fan ModulePowertrain Control Module (Pcm)

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