DTC U0415:68 [BCM]

id0902f5331100

Malfunction Location

• Error signal from ABS HU/CM (with ABS)

• Error signal from DSC HU/CM (with DSC)

Detection Condition

• Correct data cannot be received from ABS HU/CM (with ABS).

• Correct data cannot be received from DSC HU/CM (with DSC).

Possible Causes

• ABS HU/CM malfunction (with ABS)

• DSC HU/CM malfunction (with DSC)

• BCM malfunction

Diagnostic Procedure

Step

Inspection

Action

1

PERFORM DTC INSPECTION

•  Clear the DTCs using the M-MDS.
(See CLEARING DTC [BCM].)

•  Perform the BCM DTC inspection using the M-MDS.
(See DTC INSPECTION [BCM].)

•  Is the DTC U0415:68 displayed?

Yes

Go to the next step.

No

DTC troubleshooting completed.

2

VERIFY ABS HU/CM OR DSC HU/CM DTCs

•  Turn the ignition switch to the LOCK position.

•  Inspect the ABS HU/CM or DSC HU/CM DTCs using the M-MDS.
(See ON-BOARD DIAGNOSIS [ABS].)

(See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].)

•  Are any DTCs displayed?

Yes

Go to the applicable DTC inspection.

(See ON-BOARD DIAGNOSIS [ABS].)

(See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].)

After completing the DTC troubleshooting, go to the final step.

No

Go to the next step.

3

VERIFY ABS HU/CM OR DSC HU/CM

•  Clear the DTCs using the M-MDS
(See CLEARING DTC [BCM].)

•  Perform the BCM DTC inspection using the M-MDS.
(See DTC INSPECTION [BCM].)

•  Is the DTC U0415:68 displayed?

Yes

Replace the ABS HU/CM or DSC HU/CM, then go to the final step.

(See ABS HU/CM REMOVAL/INSTALLATION [L.H.D.].)

(See ABS HU/CM REMOVAL/INSTALLATION [R.H.D.].)

(See DSC HU/CM REMOVAL/INSTALLATION [L.H.D.].)

(See DSC HU/CM REMOVAL/INSTALLATION [R.H.D.].)

No

DTC troubleshooting completed.

4

VERIFY TROUBLESHOOTING COMPLETED

•  Clear the DTCs using the M-MDS
(See CLEARING DTC [BCM].)

•  Perform the BCM DTC inspection using the M-MDS.
(See DTC INSPECTION [BCM].)

•  Is the DTC U0415:68 displayed?

Yes

Replace the BCM.

(See BODY CONTROL MODULE (BCM) REMOVAL/INSTALLATION.)

No

DTC troubleshooting completed.

Step	Inspection		Action
1	PERFORM DTC INSPECTION • Clear the DTCs using the M-MDS. (See CLEARING DTC [BCM].) • Perform the BCM DTC inspection using the M-MDS. (See DTC INSPECTION [BCM].) • Is the DTC U0415:68 displayed?	Yes	Go to the next step.
1		No	DTC troubleshooting completed.
2	VERIFY ABS HU/CM OR DSC HU/CM DTCs • Turn the ignition switch to the LOCK position. • Inspect the ABS HU/CM or DSC HU/CM DTCs using the M-MDS. (See ON-BOARD DIAGNOSIS [ABS].) (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].) • Are any DTCs displayed?	Yes	Go to the applicable DTC inspection. (See ON-BOARD DIAGNOSIS [ABS].) (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)].) After completing the DTC troubleshooting, go to the final step.
2		No	Go to the next step.
3	VERIFY ABS HU/CM OR DSC HU/CM • Clear the DTCs using the M-MDS (See CLEARING DTC [BCM].) • Perform the BCM DTC inspection using the M-MDS. (See DTC INSPECTION [BCM].) • Is the DTC U0415:68 displayed?	Yes	Replace the ABS HU/CM or DSC HU/CM, then go to the final step. (See ABS HU/CM REMOVAL/INSTALLATION [L.H.D.].) (See ABS HU/CM REMOVAL/INSTALLATION [R.H.D.].) (See DSC HU/CM REMOVAL/INSTALLATION [L.H.D.].) (See DSC HU/CM REMOVAL/INSTALLATION [R.H.D.].)
3		No	DTC troubleshooting completed.
4	VERIFY TROUBLESHOOTING COMPLETED • Clear the DTCs using the M-MDS (See CLEARING DTC [BCM].) • Perform the BCM DTC inspection using the M-MDS. (See DTC INSPECTION [BCM].) • Is the DTC U0415:68 displayed?	Yes	Replace the BCM. (See BODY CONTROL MODULE (BCM) REMOVAL/INSTALLATION.)
4		No	DTC troubleshooting completed.