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.