VIDEO

Alfa Romeo DTC

Alfa Romeo DTC P0137

Manufacture

Alfa Romeo DTC

Code

P0137

Definition

O2 Sensor Circuit Low Voltage Bank 1 Sensor 2

Description

The Powertrain Control Module (PCM) detects the O2 Sensor 1 2 Signal circuit voltage is at 0.0 volts for 5.4 seconds.

Cause

  • O2 Sensor 1 2 Heater Control Circuit Open High ResistanceO2 Sensor Ground Circuit Open High ResistanceO2 Sensor 1 2 Signal Circuit Shorted To GroundO2 Sensor 1 2 Signal Circuit Shorted To The O2 Sensor 1 2 Return CircuitO2 Sensor 1 2 Signal Circuit Shorted To The O2 Sensor 1 2 Heater Control CircuitO2 Sensor 1 2Powertrain Control Module (Pcm)

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