C0122
Electronic Parking Brake Switch Circuit
2000-2012 Mitsubishi Eclipse 2.4L I4
Moderate SeverityChassisGeneric (SAE)
Description
Malfunction in the EPB apply/release switch on the console or dashboard.
Symptoms
- EPB warning light
- Cannot apply or release parking brake
- Parking brake stuck in current state
Common Causes
- Faulty EPB switch
- Switch connector corroded
- Wiring damage
- Switch not returning to neutral position
Diagnostic Steps
- Test EPB switch with multimeter
- Check connector and wiring
- Monitor switch signal with scan tool
- Inspect switch for physical damage
Repair Notes
Replace EPB switch assembly.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0122 on Other Vehicles
Mitsubishi Colt JP
2002-2012 1.3L I4 4A90
Mitsubishi Colt JP
2002-2012 1.5L I4 4A91
Mitsubishi Delica D:5
2019-2025 2.2L I4 Turbo Diesel 4N14
Mitsubishi Eclipse
2006-2012 2.4L I4
Mitsubishi Eclipse
2006-2012 3.8L V6
Mitsubishi Eclipse Cross
2018-2024 1.5L I4 Turbo
Mitsubishi Eclipse Cross
2018-2024 1.5L Turbo I4
Mitsubishi Eclipse Cross PHEV
2022-2024 2.4L I4 PHEV
Common Questions
What does code C0122 mean on a 2000-2012 Mitsubishi Eclipse?
C0122 stands for "Electronic Parking Brake Switch Circuit". Malfunction in the EPB apply/release switch on the console or dashboard.
What are the symptoms of C0122 on a Mitsubishi Eclipse?
Common symptoms of C0122 include: EPB warning light, Cannot apply or release parking brake, Parking brake stuck in current state.
What causes C0122 on a 2000-2012 Mitsubishi Eclipse?
Common causes of C0122 include: Faulty EPB switch, Switch connector corroded, Wiring damage, Switch not returning to neutral position.