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Alfa Romeo DTC

Alfa Romeo DTC P0030

Manufacture

Alfa Romeo DTC

Code

P0030

Definition

O2 Sensor 1 1 Heater Circuit

Description

The Powertrain Control Module 1 (PCM-1) detects that the O2 Sensor heater circuit resistance is above approximately 35.0 Ohms.

Cause

  • O2 Sensor 1 1 Heater Control Circuit Open High ResistanceAsd Relay Output Circuit Open High ResistanceO2 Sensor 1 1Powertrain Control Module 1 (Pcm-1)

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