C0305low severityChassis
Suspension Control Mode Switch Circuit
on 2014 Audi A6 3.0L Supercharged V6 · AWD
What this code means
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.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0025
LF Wheel Speed Sensor Circuit Intermittent