DTC U0300:00

id060200812100

DTC

U0300:00

EPS control module

DETECTION CONDITION

• Incompatibility detected in control module software

POSSIBLE CAUSE

• EPS control module malfunction

Diagnostic Procedure

Step

Inspection

Action

1

VERIFY DTC

•  Clear the DTC from the memory.
(See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.)

•  Verify if any DTCs are displayed.
(See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.)

•  Is the same DTC present?

Yes

Replace the steering column.

(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [L.H.D.].)

(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [R.H.D.].)

No

Go to the next step.

2

VERIFY THAT NO OTHER DTCs ARE PRESENT

•  Are any other DTCs output?
(See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.)

Yes

Go to the applicable DTC inspection.

(See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.)

No

DTC troubleshooting completed.

DTC	U0300:00		EPS control module
DETECTION CONDITION		• Incompatibility detected in control module software
POSSIBLE CAUSE		• EPS control module malfunction

Step	Inspection		Action
1	VERIFY DTC • Clear the DTC from the memory. (See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.) • Verify if any DTCs are displayed. (See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.) • Is the same DTC present?	Yes	Replace the steering column. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [L.H.D.].) (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [R.H.D.].)
1		No	Go to the next step.
2	VERIFY THAT NO OTHER DTCs ARE PRESENT • Are any other DTCs output? (See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.)	Yes	Go to the applicable DTC inspection. (See ELECTRIC POWER STEERING (EPS) ON-BOARD DIAGNOSIS.)
2		No	DTC troubleshooting completed.