DTC P2243 Alfa Romeo

O2 Sensor Reference Voltage Circuit-Open

O2 Sensor Reference Voltage Circuit-Open

Description

The Powertrain Control Module (PCM) detects an open on the (K902) O2 Sensor 1 1 Return circuit for 0.016 seconds.

Cause and Solution

O2 Sensor 1 1 Return Circuit Open Or High Resistance
O2 Sensor

Video Guide

Duration: PT3M57S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P2243
  • Brand: Alfa Romeo
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