P0036
HO2S Heater Control Circuit Bank 1 Sensor 2
2000-2012 Mitsubishi Eclipse 2.4L I4 🇨🇦
Low SeverityPowertrain
Description
The PCM detected a malfunction in the heater circuit of the downstream heated oxygen sensor (Bank 1, Sensor 2).
Symptoms
- Check Engine Light
- Failed emissions test
- Poor catalyst monitoring
Common Causes
- Faulty O2 sensor heater
- Blown fuse
- Wiring issue
Diagnostic Steps
- Check fuse
- Test heater resistance
- Inspect wiring
- Check PCM output
Repair Notes
Replace downstream O2 sensor or repair wiring.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0036 on Other Vehicles
Mitsubishi 3000GT
1991-1999 3.0L V6
Mitsubishi 3000GT VR-4
1991-1999 3.0L Twin Turbo V6
Mitsubishi 3000GT VR-4
1991-1999 3.0L V6 Twin Turbo
Mitsubishi Colt JP
2002-2012 1.3L I4 4A90
Mitsubishi Colt JP
2002-2012 1.5L I4 4A91
Mitsubishi Diamante
1992-1996 3.0L V6
Mitsubishi Diamante
1997-2004 3.5L V6
Mitsubishi Eclipse
1990-1999 2.0L I4
Common Questions
What does code P0036 mean on a 2000-2012 Mitsubishi Eclipse?
P0036 stands for "HO2S Heater Control Circuit Bank 1 Sensor 2". The PCM detected a malfunction in the heater circuit of the downstream heated oxygen sensor (Bank 1, Sensor 2).
What are the symptoms of P0036 on a Mitsubishi Eclipse?
Common symptoms of P0036 include: Check Engine Light, Failed emissions test, Poor catalyst monitoring.
What causes P0036 on a 2000-2012 Mitsubishi Eclipse?
Common causes of P0036 include: Faulty O2 sensor heater, Blown fuse, Wiring issue.