How To Proceed With Troubleshooting

DOOR / HATCH: POWER BACK DOOR SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING

HINT:
- Use the following procedures to troubleshoot the power back door system.
- *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.

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 -- Continue to next step.

3. CHECK 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.
A -- Continue to next step.

4. CHECK FOR DTC*
(a) Check for DTCs Power Back Door System.
(b) Clear the DTCs Power Back Door System.
(c) Recheck for DTCs Power Back Door System.

Result





B -- GO TO DTC CHART.
A -- Continue to next step.

5. PROBLEM SYMPTOMS TABLE

Result





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

6. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Operation Check Operation Check
(b) Terminals of ECU Power Back Door System
(c) Data List/Active Test Power Back Door System
NEXT -- Continue to next step.

7. REPAIR OR REPLACE
NEXT -- Continue to next step.

8. CONFIRMATION TEST
NEXT -- END