DTC P0130 BMW
O2 Sensor Circuit Bank 1 Sensor 1
O2 Sensor Circuit Bank 1 Sensor 1
Description
Engine running, battery voltage 11.5, all electrical components off, ground between engine and chassis well connected and the exhaust system must be properly sealed between catalytic converter and the cylinder head. The DME detected the HO2S signal was im
Cause and Solution
Oxygen sensor heater for oxygen sensor (HO2S) before catalytic converter is faulty
HO2S is contaminated (due to presence of silicone in fuel)
HO2S signal and ground circuit wires crossed in wiring harness
Video Guide
Diagnostic Info
- DTC Code: P0130
- Brand: BMW