BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS  ANTI-LOCK BRAKE SYSTEM  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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NEXT

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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NEXT

3.CHECK DTC AND FREEZE FRAME DATA*
3.CHECK DTC AND FREEZE FRAME DATA*
a.

Check and record DTCs and Freeze Frame Data.

for DTC Check / Clear: Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DTC CHECK / CLEAR

for Freeze Frame Data: Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>FREEZE FRAME DATA

Chassis > ABS/VSC/TRC > Trouble Codes
50001 105

b.

Clear the DTCs and Freeze Frame Data.

for DTC Check / Clear: Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DTC CHECK / CLEAR

for Freeze Frame Data: Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>FREEZE FRAME DATA

Chassis > ABS/VSC/TRC > Clear DTCs
50002 105

c.

Reconfirm the DTCs.

i.

Reconfirm the DTCs based on the recorded DTCs and Freeze Frame Data.

for DTC Check / Clear: Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DTC CHECK / CLEAR

for Freeze Frame Data: Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>FREEZE FRAME DATA

Chassis > ABS/VSC/TRC > Trouble Codes
50001 105
HINT:
·

When CAN communication system DTCs are output, repair the CAN communication system first.

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING

·

If the GTS cannot communicate with the skid control ECU (brake actuator assembly), inspect the CAN communication system.

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING

·

If there is no response from the skid control ECU (brake actuator assembly), inspect the IG1 circuit of the skid control ECU (brake actuator assembly).

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>C1241





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



A

4.DIAGNOSTIC TROUBLE CODE CHART

B

5.SYMPTOM SIMULATION

C

6.PROBLEM SYMPTOMS TABLE
4.DIAGNOSTIC TROUBLE CODE CHART
a.

Proceed to Diagnostic Trouble Code Chart.

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DIAGNOSTIC TROUBLE CODE CHART


Result:
Proceed to
NEXT



NEXT

7.CIRCUIT INSPECTION*
5.SYMPTOM SIMULATION
a.

Proceed to How to Proceed with Troubleshooting.

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


Result:
Proceed to
NEXT



NEXT

6.PROBLEM SYMPTOMS TABLE
6.PROBLEM SYMPTOMS TABLE
a.

Proceed to Problem Symptoms Table.

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>PROBLEM SYMPTOMS TABLE


Result:
Proceed to
NEXT



NEXT

7.CIRCUIT INSPECTION*
7.CIRCUIT INSPECTION*
Result:
Proceed to
NEXT



NEXT

8.IDENTIFICATION OF PROBLEM
8.IDENTIFICATION OF PROBLEM
Result:
Proceed to
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NEXT

9.REPAIR OR REPLACEMENT
9.REPAIR OR REPLACEMENT
Result:
Proceed to
NEXT



NEXT

10.RECONFIRM DTC*
10.RECONFIRM DTC*
a.

Clear the DTCs.

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DTC CHECK / CLEAR

Chassis > ABS/VSC/TRC > Clear DTCs
50002 105

b.

Check if the same DTCs are output.

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DTC CHECK / CLEAR

Chassis > ABS/VSC/TRC > Trouble Codes
50001 105

Result:
Result Proceed to
DTCs are not output. A
DTCs are output. B



A

11.CONFIRMATION TEST*

B

REPAIR CIRCUITS INDICATED BY OUTPUT DTCS

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ANTI-LOCK BRAKE SYSTEM>DIAGNOSTIC TROUBLE CODE CHART


11.CONFIRMATION TEST*
Result:
Proceed to
NEXT



NEXT

END