DTC P0142 Audi
O2 circuit Bank 1 Sensor 3 heater check
O2 circuit Bank 1 Sensor 3 heater check
Description
Modeled exhaust gas temp. 200-800° C dewpoint exceeded and lower exhaust gas temp. limit exceeded for 60 Sec
Cause and Solution
HO2S Fuses
HO2S terminal corrosion
Open between HO2S and Power supply relay
Open or Short between HO2S and ECM
Faulty HO2S
Video Guide
Diagnostic Info
- DTC Code: P0142
- Brand: Audi