OBD-II code · Powertrain (generic)
P05D4 Driver Mode Select Switch B Circuit
Driver Mode Select Switch B Circuit: an electrical fault is present in the circuit.
Is it safe to drive with P05D4?
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 harness
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.4–1.4 h
- Emissions test
- Usually unaffected
- Parts involved
- Driver Mode Switch B
Related codes
- P05D0Driver Mode Select Switch A Circuit
- P05D1Driver Mode Select Switch A Circuit Low
- P05D2Driver Mode Select Switch A Circuit High
- P05D3Driver Mode Select Switch A Range or Performance
- P05D5Driver Mode Select Switch B Circuit Low
- P05D6Driver Mode Select Switch B Circuit High
- P05D7Driver Mode Select Switch B Range or Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.