DTC C1099

id060200800600

DTC

C1099

Electric power steering oil pump (motor)

DETECTION CONDITION

• The EHPAS control module detects that the motor speed is less than the specified value.

POSSIBLE CAUSE

• Motor internal malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
REPLACE ELECTRIC POWER STEERING OIL PUMP
• Replace the electric power steering oil pump, then go to the next step.
2
VERIFY THAT NO OTHER DTCS ARE PRESENT
• Are any other DTCs output?
Yes
Go to the applicable DTC inspection.
(See DTC Table.)
No
DTC troubleshooting completed.