Suspension Control Mode Switch Circuit
2015-2015 BMW i3 22 kWh Single Motor RWD
The 2015 BMW i3 is equipped with a 22 kWh Single Motor RWD engine. Below you'll find detailed c0305 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the driver-selectable suspension mode switch (comfort/sport/auto).
Symptoms
- Suspension mode cannot be changed
- Stuck in one mode
- Switch indicator not illuminating
- Warning light on
Common Causes
- Faulty mode switch
- Switch connector corroded
- Wiring damage
- Module input failure
Diagnostic Steps
- Test switch resistance in each position
- Check switch connector
- Inspect wiring
- Monitor switch input at module with scan tool
Repair Notes
Replace suspension mode switch.
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
C0305 on Other Vehicles
Common Questions
What does code C0305 mean on a 2015-2015 BMW i3?
C0305 stands for "Suspension Control Mode Switch Circuit". Malfunction in the driver-selectable suspension mode switch (comfort/sport/auto).
What are the symptoms of C0305 on a BMW i3?
Common symptoms of C0305 include: Suspension mode cannot be changed, Stuck in one mode, Switch indicator not illuminating, Warning light on.
What causes C0305 on a 2015-2015 BMW i3?
Common causes of C0305 include: Faulty mode switch, Switch connector corroded, Wiring damage, Module input failure.
Last updated: March 2026