How To Proceed With Troubleshooting

CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use the following to troubleshoot the Safety Connect system.
* *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK

In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.

Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.

The following 5 items are important points in the problem analysis:





NEXT -- Continue to next step.

3. INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

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

NEXT -- Continue to next step.

4. VERIFY CUSTOMER SUBSCRIPTION IS ACTIVE*

(a) Enter the VIN into Vehicle Inquiry on the Techstream and verify subscription type and expiration date.

NEXT -- Continue to next step.

5. PERFORM HEALTH CHECK*

(a) Perform "Health Check" and check for current DTCs Health Check.

Result





B -- GO TO DIAGNOSTIC TROUBLE CODE CHART Safety Connect System

C -- PERFORM PRL UPDATE Programming and Relearning
A -- Continue to next step.

6. PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table Problem Symptoms Table.

Result





HINT
If the symptom does not recur and no DTC is output, perform the symptom reproduction method How To Proceed With Troubleshooting.

B -- Go to step 8
A -- Continue to next step.

7. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Refer to Terminals of ECU Pinout Values and Diagnostic Parameters.

(b) Refer to Data List/Active Test Data List / Active Test.

NEXT -- Continue to next step.

8. REPAIR OR REPLACE

(a) Check if the DCM (Telematics Transceiver) has been replaced.

Result





B -- Go to step 10
A -- Continue to next step.

9. PERFORM DCM ACTIVATION*

(a) Perform "DCM ACTIVATION" DCM Activation.

NEXT -- Continue to next step.

10. CONFIRMATION TEST

NEXT -- END