C0321moderate severityChassis
Ride Height Sensor Circuit Front Right
on 2003 Lexus SC 430 4.3L V8 · RWD
What this code means
Malfunction in the front right ride height sensor.
Symptoms
- Suspension warning light
- Front right height incorrect
- Vehicle leans to one side
- Headlight aim affected
Common causes
- Faulty sensor
- Linkage disconnected
- Wiring issue
- Sensor corroded
Diagnostic steps
- Read sensor value with scan tool
- Move sensor arm manually
- Inspect linkage
- Check wiring
Repair notes
Replace ride height sensor or repair linkage.
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