ELECTRIC PARKING BRAKE SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code	DTC Name
	HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips

*: Use the GTS.

PROCEDURE

VEHICLE BROUGHT TO WORKSHOP

Result

Proceed to
NEXT

CUSTOMER PROBLEM ANALYSIS

Interview the customer and confirm the problem.

Result

Proceed to
NEXT

INSPECT BATTERY VOLTAGE

Standard Voltage
11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

Result

Proceed to
NEXT

CHECK DTC AND FREEZE FRAME DATA*

Check and record DTCs and freeze frame data.

Chassis > ABS/VSC/TRC > Trouble Codes
Clear the DTCs and freeze frame data.

Chassis > ABS/VSC/TRC > Clear DTCs

Recheck for DTCs.

Reconfirm the DTCs based on the recorded DTCs and freeze frame data.

Chassis > ABS/VSC/TRC > Trouble Codes
Try to reproduce the problem symptoms based on the recorded DTCs and freeze frame data, and then check if the DTCs are output again.

Result

Result	Proceed to
DTCs are not output. (Problem symptom occurs.)	A
DTCs are output.	B
DTCs are not output. (Problem symptom does not occur.)	C

Tech Tips

Refer to Diagnostic Trouble Code Chart if any DTCs are output.
When DTCs indicating a CAN communication system malfunction are output, first troubleshoot and repair the CAN communication system.

GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

USE SIMULATION METHOD TO CHECK Click here

PROBLEM SYMPTOMS TABLE

Proceed to Problem Symptoms Table.

Result

Result	Proceed to
Fault is not listed in Problem Symptoms Table.	A
Fault is listed in Problem Symptoms Table.	B

GO TO STEP 7 Click here

OVERALL ANALYSIS AND TROUBLESHOOTING*

Refer to Data List / Active Test.

Result

Proceed to
NEXT

REPAIR OR REPLACE

Result

Proceed to
NEXT

CONFIRMATION TEST

Result

Proceed to
NEXT

END