P05D5
Driver Mode Select Switch B Circuit Low
Generic OBD-II
Common symptoms
What you'll notice
- Check the wiring and connections of the Driver Mode Select Switch B circuit
- Replace the Driver Mode Select Switch B if it is found to be faulty
- Reset the car's computer system and retest the issue
- Inspect and repair any damaged or corroded wires related to the circuit
Common causes
Most likely first
- Faulty or damaged driver mode select switch
- Loose or disconnected wiring or connectors related to the driver mode select switch
- Malfunctioning electronic control unit (ECU) or module controlling the driver mode select switch
- Electrical short circuit or voltage drop in the driver mode select switch circuit
How to diagnose & fix
Work through it in order
- The vehicle may have difficulty shifting gears
- The engine may hesitate or surge during acceleration
- The driver may experience a decrease in power or performance
- The vehicle's Check Engine light may illuminate
- The driver may notice unusual or erratic behavior of the vehicle's electronic systems
Read & clear P05D5 yourself
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