How To Proceed With Troubleshooting

THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

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

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer to confirm the trouble How To Proceed With Troubleshooting.

NEXT -- Continue to next step.

3. INSPECT COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)*

(a) Use the Techstream to check for normal function of the multiplex communication system Multiplex Communication System.

Result





B -- GO TO MULTIPLEX COMMUNICATION SECTION Multiplex Communication System
A -- Continue to next step.

4. SYMPTOM SIMULATION

NEXT -- Continue to next step.

5. PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table Theft Deterrent System.





B -- Go to step 7
A -- Continue to next step.

6. PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM*

(a) Terminals of ECU Theft Deterrent System

(b) System Description System Description

(c) Data List/Active Test Theft Deterrent System

NEXT -- Continue to next step.

7. REPAIR OR REPLACE

NEXT -- Continue to next step.

8. CONFIRMATION TEST

NEXT -- END