O2 Sensor Circuit Bank 2 Sensor 1
2011-2011 Mitsubishi Lancer 2.4L I4
The 2011 Mitsubishi Lancer is equipped with a 2.4L inline-4 engine. Below you'll find detailed p0150 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
General malfunction in the upstream O2 sensor circuit for Bank 2.
Symptoms
- Check Engine Light
- Poor fuel economy
- Rough idle
- Failed emissions
Common Causes
- Faulty O2 sensor
- Exhaust leak
- Wiring damage
Diagnostic Steps
- Test sensor voltage
- Check for exhaust leaks
- Inspect wiring
Repair Notes
Replace O2 sensor.
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
P0150 on Other Vehicles
Mitsubishi 3000GT
1996-1996 3.0L V6 Twin Turbo
Mitsubishi 3000GT
1997-1997 3.0L V6 Twin Turbo
Mitsubishi 3000GT
1998-1998 3.0L V6 Twin Turbo
Mitsubishi 3000GT
1999-1999 3.0L V6 Twin Turbo
Mitsubishi Colt JP
2002-2002 1.3L I4 4A90
Mitsubishi Colt JP
2002-2002 1.5L I4 4A91
Mitsubishi Colt JP
2003-2003 1.3L I4 4A90
Mitsubishi Colt JP
2003-2003 1.5L I4 4A91
Common Questions
What does code P0150 mean on a 2011-2011 Mitsubishi Lancer?
P0150 stands for "O2 Sensor Circuit Bank 2 Sensor 1". General malfunction in the upstream O2 sensor circuit for Bank 2.
What are the symptoms of P0150 on a Mitsubishi Lancer?
Common symptoms of P0150 include: Check Engine Light, Poor fuel economy, Rough idle, Failed emissions.
What causes P0150 on a 2011-2011 Mitsubishi Lancer?
Common causes of P0150 include: Faulty O2 sensor, Exhaust leak, Wiring damage.
Last updated: March 2026