How To Proceed With Troubleshooting

SEAT: FRONT POWER SEAT CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- Use the following procedures to troubleshoot the front power seat control 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 Front Power Seat Control System

(b) Clear the DTCs Front Power Seat Control System

(c) Recheck for DTCs Front Power Seat Control System


Result





B -- Go to step 7
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) Data List / Active Test Front Power Seat Control System

(b) Terminals of ECU Front Power Seat Control System

(c) Operation Check Operation Check

NEXT -- Continue to next step.
7. ADJUST, REPAIR OR REPLACE
NEXT -- Continue to next step.
8. CONFIRMATION TEST
NEXT -- END