OBD-II code · Chassis
C0505 ESC Switch Circuit
The ESC on/off switch reports an implausible state.
Is it safe to drive with C0505?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySwitch failed
- PossibleWiring shorted
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–1.5 h
- Emissions test
- Usually unaffected
- Parts involved
- ESC Switch, Dashboard Wiring
Related codes
- C0502Left Front Wheel Speed Sensor A Circuit Low
- C0503Left Front Wheel Speed Sensor A Circuit High
- C0504Left Front Wheel Speed Sensor A Intermittent/Erratic
- C0506Right Front Wheel Speed Sensor A Circuit/Open
- C0507Right Front Wheel Speed Sensor A Range/Performance
- C0508Right Front Wheel Speed Sensor A Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.