Last Modified: 11-29-2007 1.6 D
Service Category: Brake Section: Brake Control/Dynamic Control System
Model Year: 2008 Model: Sequoia Doc ID: RM000001DWP00OX
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING (2008 Sequoia)

HOW TO PROCEED WITH TROUBLESHOOTING

HINT:

*: Use the Techstream.

1.

VEHICLE BROUGHT TO WORKSHOP
NEXT

2.

INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT

3.

INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Using the Techstream, inspect the CAN communication function to ensure there are no malfunctions in the communication system.

Result

Result

Proceed to

DTC is not output

A

DTC is output

B

The skid control ECU sends the signals of each warning light to CAN communication.

B

GO TO CAN COMMUNICATION SYSTEM

A

4.

CHECK DTC AND FREEZE FRAME DATA*
NEXT

5.

CLEAR DTC AND FREEZE FRAME DATA*
NEXT

6.

PROBLEM SYMPTOM CONFIRMATION
NEXT

7.

DTC CHECK AND CLEAR*
NEXT

8.

PROBLEM SYMPTOM CONFIRMATION

Result

Result

Proceed to

Symptom does not occur

A

Symptom occurs

B
B

GO TO STEP 11
A

9.

SYMPTOM SIMULATION
NEXT

10.

CHECK FOR DTC (OTHER THAN CAN COMMUNICATION SYSTEM DTC)*

Result

Result

Proceed to

DTC is not output

A

DTC is output

B
B

GO TO STEP 12
A

11.

PROBLEM SYMPTOMS TABLE
NEXT

GO TO STEP 14

12.

DTC CHART
NEXT

13.

CIRCUIT INSPECTION*
NEXT

14.

IDENTIFICATION OF PROBLEM
NEXT

15.

REPAIR OR REPLACE
NEXT

16.

CONFIRMATION TEST*
NEXT

END