RM38T0EC _54 Brake _112607 PARKING BRAKE _0608079 ELECTRIC PARKING BRAKE SYSTEM(for HEV Model) Y

PARKING BRAKE  ELECTRIC PARKING BRAKE SYSTEM(for HEV Model)  HOW TO PROCEED WITH TROUBLESHOOTING  


CAUTION / NOTICE / HINT

HINT:

*: Use the GTS.


PROCEDURE

1.VEHICLE BROUGHT TO WORKSHOP
Result:
Proceed to
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2.CUSTOMER PROBLEM ANALYSIS
2.CUSTOMER PROBLEM ANALYSIS
a.

Interview the customer and confirm the problem.

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING


Result:
Proceed to
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3.INSPECT AUXILIARY BATTERY VOLTAGE
3.INSPECT AUXILIARY BATTERY VOLTAGE
Standard Voltage:

11 to 14 V


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


Result:
Proceed to
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4.CHECK DTC AND FREEZE FRAME DATA*
4.CHECK DTC AND FREEZE FRAME DATA*
a.

Check and record DTCs and freeze frame data.

Chassis > Brake/EPB > Trouble Codes
50001 435

b.

Clear the DTCs and freeze frame data.

Chassis > Brake/EPB > Clear DTCs
50002 435

c.

Recheck for DTCs.

i.

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

Chassis > Brake/EPB > Trouble Codes
50001 435

ii.

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


HINT:
·

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.




A

5.PROBLEM SYMPTOMS TABLE

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

C

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING


5.PROBLEM SYMPTOMS TABLE
a.

Proceed to Problem Symptoms Table.

Click hereBrake>PARKING BRAKE>ELECTRIC PARKING BRAKE SYSTEM (for HEV Model)>PROBLEM SYMPTOMS TABLE


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



A

6.OVERALL ANALYSIS AND TROUBLESHOOTING*

B

7.REPAIR OR REPLACE
7.REPAIR OR REPLACE
Result:
Proceed to
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8.CONFIRMATION TEST
8.CONFIRMATION TEST
Result:
Proceed to
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END