OBD-II code · Powertrain (generic)
P05E3 Park Brake Sensor or Switch Circuit
The park brake apply switch or position sensor reports a circuit fault. The ECU loses the indication whether the parking brake is engaged - relevant for stop-start, hill-hold, and certain shift-interlock strategies.
Is it safe to drive with P05E3?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen in switch or wiring
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.2 h
- Emissions test
- Usually unaffected
- Parts involved
- Park Brake Switch
Related codes
- P05E0Brake Pedal Position Sensor A and B Correlation
- P05E1A/C Refrigerant Pressure Sensor A Circuit Intermittent or Erratic
- P05E2A/C Refrigerant Pressure Sensor B Circuit Intermittent or Erratic
- P05E4Park Brake Sensor or Switch Circuit Low
- P05E5Park Brake Sensor or Switch Circuit High
- P05E6Park Brake Sensor or Switch Circuit Range or Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.