Diagnostic procedure
STEP
|
INSPECTION
|
ACTION
|
|
---|---|---|---|
1
|
VERIFY OTHER DTC HAS BEEN RECORDED
• Has any ABS wheel speed sensor, sensor rotor, solenoid valve, pump motor, or motor relay related DTC been output?
|
Yes
|
Go to applicable DTC inspection.
|
No
|
Go to next step.
|
||
2
|
INSPECT DSC HU/CM OPERATION
• Perform DSC HU/CM system inspection.
(See DSC SYSTEM INSPECTION.)
• Is it normal?
|
Yes
|
Go to next step.
|
No
|
Replace DSC HU/CM, then go to next step.
|
||
3
|
VERIFY CURRENT STATUS OF MALFUNCTION
• Clear DTC from memory.
(See Clearing DTCs Procedures.)
• Start engine and drive vehicle at 10 km/h {6.2 mph} or above at least one minute.
• Gradually slow down and stop vehicle.
• Is the same DTC present?
|
Yes
|
Replace DSC HU/CM, then go to next step.
|
No
|
Go to next step.
|
||
4
|
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.
|