Last Modified: 11-29-2007 1.6 D
Service Category: Vehicle Interior Section: Theft Deterrent/Keyless Entry
Model Year: 2008 Model: Sequoia Doc ID: RM0000010J303TX
Title: THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING (2008 Sequoia)

HOW TO PROCEED WITH TROUBLESHOOTING

HINT:

  • Use this procedure to troubleshoot the theft deterrent system.
  • *: Use the Techstream.

1.

VEHICLE BROUGHT TO WORKSHOP
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2.

CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer to confirm the trouble INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING (2008 Sequoia) .

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3.

INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM

(a) Use a Techstream to check if the CAN communication system is functioning normally NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSIS SYSTEM (2008 Sequoia) .

Result

Result

Proceed to

CAN DTC is not output

A

CAN DTC is output

B
B

GO TO CAN COMMUNICATION SYSTEM

A

4.

SYMPTOM SIMULATION
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5.

PROBLEM SYMPTOMS TABLE

Result

Result

Proceed to

Fault is not listed in Problem Symptoms Table

A

Fault is listed in Problem Symptoms Tablet

B
B

Go to step 7
A

6.

PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM

(a) System Description THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: SYSTEM DESCRIPTION (2008 Sequoia)

(b) Terminals of ECU THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: TERMINALS OF ECU (2008 Sequoia)

7.

ADJUST, REPAIR OR REPLACE
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8.

CONFIRMATION TEST
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END