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Alfa Romeo DTC

Alfa Romeo DTC P0406

Manufacture

Alfa Romeo DTC

Code

P0406

Definition

Exhaust Gas Recirculation Sensor A Circuit High

Description

The Powertrain Control Module (PCM) detects a Exhaust Gas Recirculation (EGR) Valve Position Sensor signal voltage above 4.89 volts.

Cause

  • none

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