Check Abs Warning Light

Total OBD & ECU Auto Diagnostics

Total OBD & ECU Auto Diagnostics

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a. Connect the intelligent tester to the DLC3.

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

c. Select the ACTIVE TEST mode on the intelligent tester.

2007 BRAKES Brake Control - Sequoia d. Check that "ON" and "OFF" of the ABS warning light can be shown on the combination meter with the intelligent tester.

VEHICLE CONDITION/TEST DETAILS

Item

Vehicle Condition/Test Details

Diagnostic Note

ABS WARN LIGHT

Turn ABS warning light ON/OFF

Observe combination meter

OK: ABS 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 THAT SKID CONTROL ECU CONNECTOR SECURELY CONNECTED NG: CONNECT CONNECTOR CORRECTLY

OK: GO TO Next Step

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

OK: GO TO Next Step

5. CHECK COMBINATION METER

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

NG: REPAIR OR REPLACE COMBINATION METER

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