VIDEO

Alfa Romeo DTC

Alfa Romeo DTC P0499

Manufacture

Alfa Romeo DTC

Code

P0499

Definition

Evap System Vent Valve Control Circuit High

Description

The Powertrain Control Module (PCM) detects that the OBD Vent Valve Driver circuit voltage is too high.

Cause

  • Obd Vent Valve Driver Circuit Shorted To The Fused Asd Relay Output CircuitObd Vent Valve Driver Circuit Shorted To VoltageObd Vent ValvePowertrain Control Module

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