DTC U0415:00

CAN system communication error

DETECTION CONDITION

• Error detected in signal from DSC HU/CM via CAN communication

FAIL-SAFE FUNCTION

• Control enabled

• Power steering malfunction indicator light: Not illuminated

POSSIBLE CAUSE

• DSC HU/CM malfunction

• ABS wheel-speed sensor malfunction

SYSTEM WIRING DIAGRAM

Not applicable

Step

Inspection

Action

1

• Using the M-MDS, perform the DTC inspection for the DSC HU/CM.

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

• Are any DTCs detected?

Yes

Go to applicable DTC inspection.

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

DTC troubleshooting completed, then go to the next step.

No

Go to the next step.

2

• Clear the DTC from the memory.

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

• Is the same DTC present?

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

Yes

Replace the DSC HU/CM.

(See DSC HU/CM REMOVAL/INSTALLATION.)

No

DTC troubleshooting completed.