All Power Windows does not Operate with Door Key Cylinder: Procedure
- CHECK LIN COMMUNICATION SYSTEM
- Check for LIN communication system DTCs related to the power window control system.
OK
LIN communication system DTCs are not output.
NG → See step 7
OK: Go to next step
- Check for LIN communication system DTCs related to the power window control system.
- CHECK FOR DTC (B2312)
- Check if DTC B2312 is output. Refer to DTC CHECK / CLEAR
.
OK
DTC B2312 is not output.
NG → See step 8
OK: Go to next step
- Check if DTC B2312 is output. Refer to DTC CHECK / CLEAR
.
- READ VALUE USING TECHSTREAM (DOOR LOCK SWITCH)
- Use the Data List to check if the door lock switch is functioning properly.MAIN BODY
Tester Display Measurement Item/Range Normal Condition Diagnostic Note Door Key SW-Lock Door key linked lock switch signal / ON or OFF ON: Driver side door key cylinder is turned to lock position
OFF: Driver side door key cylinder is not turned- Door Key SW-Unlock Door key linked unlock switch signal / ON or OFF ON: Driver side door key cylinder is turned to unlock position
OFF: Driver side door key cylinder is not turned- OK
On the Techstream screen, each item changes between ON and OFF according to above chart.
NG → See step 5
OK: Go to next step
- Use the Data List to check if the door lock switch is functioning properly.
- CHECK POWER WINDOW MANUAL FUNCTION
- Check that the manual UP/DOWN function using the master switch can operate the front door power window LH and RH. Refer to OPERATION CHECK .
NG → See step 6
OK → REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK)
- GO TO POWER DOOR LOCK CONTROL SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING
- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE
- GO TO LIN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING
- GO TO DTC (B2312). Refer to DTC B2312: Power Window Switch Malfunction