EPS Warning Lamp

EPS WARNING LAMP

Description

- Turn ON when there is a malfunction in EPS system. If indicates that fail-safe mode is engaged and enters a manual steering state (Control turning force steering wheel becomes heavy).
- Also turns ON when ignition switch is turned ON, for purpose of lamp check. Turns OFF after the engine starts, if system is normal.

EPS WARNING LAMP INDICATION








Component Function Check


1. CHECK THE ILLUMINATION OF THE EPS WARNING LAMP

Check that the EPS warning lamp turns ON when ignition switch turns ON. Then, EPS warning lamp turns
OFF after the engine is started.
Is the inspection result normal?
YES- Inspection End
NO- Perform trouble diagnosis. .


Diagnosis Procedure


1. PERFORM SELF-DIAGNOSIS

With CONSULT
1.Turn the ignition switch OFF to ON.
2.Perform EPS control unit self-diagnosis.
Is any DTC detected?
YES- Check the DTC. Testing and Inspection.
NO- GO TO 2.

2. CHECK EPS WARNING LAMP SIGNAL

With CONSULT
1.Turn the ignition switch ON.

CAUTION:
Never start the engine.
2.On "DATA MONITOR", select "WARNING LAMP".
3.Check that the EPS warning lamp is turned ON.
EPS warning lamp ON:On
4.Start the engine.

CAUTION:
Stop the vehicle.
5.Check that the EPS warning lamp is turned OFF.
EPS warning lamp OFF:Off
Is the inspection result normal?
YES- Perform the trouble diagnosis for combination meter power supply circuit. Power Supply And Ground Circuit Inspection.
NO- Replace the EPS control unit. Service and Repair.