DTC P0137 Alfa Romeo
O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
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 and Solution
O2 Sensor 1 2 Heater Control Circuit Open High Resistance
O2 Sensor Ground Circuit Open High Resistance
O2 Sensor 1 2 Signal Circuit Shorted To Ground
O2 Sensor 1 2 Signal Circuit Shorted To The O2 Sensor 1 2 Return Circuit
O2 Sensor 1 2 Signal Circuit Shorted To The O2 Sensor 1 2 Heater Control Circuit
O2 Sensor 1 2
Video Guide
Diagnostic Info
- DTC Code: P0137
- Brand: Alfa Romeo