P1141 OBD Trouble Code

1 result found

P1141 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

HO2S Heater Control Circuit Conditions

Location Bank 1 Sensor 2
Cause

Engine running, system voltage over 9v, HO2S-12 heater active, then the PCM detected a fault in the HO2S-12 heater circuit

Try also: https://www.obd-codes.com/p1141