How To Proceed With Troubleshooting

SLIDING ROOF / CONVERTIBLE: RETRACTABLE HARDTOP SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use these procedures to troubleshoot the retractable hardtop system.
* *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS CHECK

HINT
* 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 for problem analysis:





NEXT -- Continue to next step.

3. PRE-CHECK

(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.

(b) Check the fuses and relays.

(c) Check the connector connections and terminals to make sure that there are no abnormalities such loose connections deformation, etc.

NEXT -- Continue to next step.

4. CHECK CONNECTOR CONNECTION CONDITION

(a) Check that the connectors are properly connected.

OK:

Connectors are properly connected.

NEXT -- Continue to next step.

5. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN Communication System is functioning normally.

Result:





B -- GO TO CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.

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

(a) Use the Techstream to check if the Multiplex Communication System (BEAN) is functioning normally Multiplex Communication System.

Result:





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

7. CHECK FOR DTC (RETRACTABLE HARDTOP SYSTEM)*

(a) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.

(b) Recheck for DTCs.

Result:





B -- GO TO DIAGNOSTIC TROUBLE CODE CHART Retractable Hardtop System
A -- Continue to next step.

8. PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table Symptom Related Diagnostic Procedures.

Result:





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

9. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Data List /Active Test Scan Tool Testing and Procedures

(b) Operation Check Operation Check

(c) Terminals of ECU Pinout Values and Diagnostic Parameters

NEXT -- Continue to next step.

10. REPAIR OR REPLACE

NEXT -- Continue to next step.

11. CONFIRMATION TEST

NEXT -- END