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BR–124
BRAKE SYSTEM – TRACTION CONTROL SYSTEM (TRAC)
HOW TO PROCEED WITH TROUBLESHOOTING
Perform troubleshooting in accordance with the procedure on the following pages.
Vehicle brought to workshop
Items inside [ ] are titles of pages in this manual,
with the page number in the bottom portion. See the
pages for detailed explanation.
1 Customer Problem Analysis
P. BR–125
2 Check and Clear Diagnostic Trouble Codes (Precheck)
I P. BR–126 ~ BR–128
Symptom
does not occur
3 Problem Symptom Confirmation 4 Symptom Simulation
P. BR–24
Symptom
occurs
5 Diagnostic Trouble Code Check Normal code
P. BR–126
Malfunction code
6 Diagnostic Trouble Code Chart 7 Problem Symptoms Chart
P. BR–128 P. BR–133
8 Circuit Inspection 9 Sensor Check Check for Fluid Leakage
P. BR–134 ~ P. BR–163 P. BR–165
Identification of Problem
10 Repair
11 Confirmation Test
End
Step [2] , [5] , [9] , [11] : Diagnostic steps permitting the use
of the TOYOTA hand–held tester.