C0531high severityChassis
eLSD Clutch Actuator Circuit
on 2005 Acura TSX 2.4L I4 · FWD
What this code means
Malfunction in the actuator that controls the electronic limited slip differential clutch pack.
Symptoms
- eLSD warning light
- Differential not locking
- Reduced traction
- Single wheel spin
Common causes
- Actuator solenoid failure
- Wiring damage
- Module driver fault
- Actuator overheated
Diagnostic steps
- Test actuator solenoid resistance
- Command actuator with scan tool
- Check wiring and connector
- Monitor actuator current draw
- Check for overheating signs
Repair notes
Replace eLSD actuator. Change differential fluid.
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