C0330high severityChassis
Adaptive Damper Circuit Front Left
on 2014 Toyota Avalon 3.5L V6 · FWD
What this code means
Malfunction in the front left electronically controlled adaptive damper.
Symptoms
- Ride quality degraded
- Suspension warning light
- Handling reduced at front left corner
- Clunking noise from front left
Common causes
- Faulty adaptive damper solenoid
- Damper fluid leak
- Wiring to damper damaged
- Control module driver failure
Diagnostic steps
- Test damper solenoid resistance
- Command damper stiffness change with scan tool
- Inspect damper for fluid leaks
- Check wiring from module to damper
- Listen for damper response when commanded
Repair notes
Replace adaptive damper assembly. These dampers contain internal solenoid valves.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent
C0027
LR Wheel Speed Sensor Circuit Intermittent
C0028
RR Wheel Speed Sensor Circuit Intermittent
C0035
Left Front Wheel Speed Sensor Circuit
C0036
Left Front Wheel Speed Signal Erratic