Ok Replace Skid Control Ecu Check Harness And Connector Skid Control Ecu Combination Meter Ng Repair Or Replace Harness Or Connector

OK: GO TO Next Step

3. CHECK COMBINATION METER

a. Perform combination meter troubleshooting (See HOW TO PROCEED WITH TROUBLESHOOTING ).

NG: REPAIR OR REPLACE COMBINATION METER

OK: REPLACE SKID CONTROL ECU

VSC TRAC WARNING LIGHT REMAINS ON

DESCRIPTION

If the ECU stores a DTC to shut down VSC and TRAC operation, the VSC TRAC warning light on the combination meter come on.

WIRING DIAGRAM

2007 BRAKES Brake Control - Sequoia

Fig. 84: VSC TRAC Warning Light Remains ON - Wiring Diagram INSPECTION PROCEDURE

HINT:

2007 BRAKES Brake Control - Sequoia

1. CHECK VSC WARNING LIGHT

a. Connect the intelligent tester to the DLC3.

b. Turn the ignition switch to the ON position and push the intelligent tester main switch ON.

c. Select ACTIVE TEST mode on the intelligent tester.

d. Check that 2 "ON" and "OFF" of the VSC TRAC warning light can be shown on the combination meter with the intelligent tester.

VEHICLE CONDITION / TEST DETAILS

Item

Vehicle Condition / Test Details

Diagnostic Note

VSC / TRC OFF IND

Turns VSC / TRAC OFF indicator ON / OFF

Observe combination meter

OK: VSC TRAC warning light operates.

2. CHECK DTC

RESULT:

RESULT

Result

Proceed to

DTC is not output

A

DTC is output

B

B: REPAIR CIRCUITS INDICATED BY OUTPUT DTCS A: GO TO Next Step

3. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - COMBINATION METER) NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: GO TO Next Step

4. CHECK COMBINATION METER

a. Perform combination meter troubleshooting (See HOW TO PROCEED WITH TROUBLESHOOTING ).

NG: REPAIR OR REPLACE COMBINATION METER

OK: REPLACE SKID CONTROL ECU

2007 BRAKES Brake Control - Sequoia

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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