EPS Warning Lamp Does Not Turn ON

EPS WARNING LAMP DOES NOT TURN ON


Description

- EPS warning lamp does not turn ON when turning ignition switch ON from OFF.





EPS WARNING LAMP DOES NOT TURN ON


Diagnosis Procedure

1.CHECK SYSTEM FOR CAN COMMUNICATION LINE
With CONSULT-III
Perform self-diagnosis for "EPS" with CONSULT-III.
Is the "CAN COMM CIRCUIT [U1000]" displayed?
YES - Perform trouble diagnosis for CAN communication line.
NO - GO TO 2.
2.CHECK EPS CONTROL UNIT
Check EPS control unit input/output signal. Pinout Values and Diagnostic Parameters.
Is the inspection result normal?
YES - GO TO 3.
NO - Check EPS control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts.
3.CHECK COMBINATION METER SELF-DIAGNOSIS RESULTS
With CONSULT-III
Perform self-diagnosis for "METER/M&A" with CONSULT-III. CONSULT-III Function.
is self-diagnosis results indicated?
YES - Repair or replace malfunctioning components.
NO - GO TO 4.
4.SYMPTOM CHECK
Check again.
Is the inspection result normal?
YES - INSPECTION END
NO - Replace combination meter.