Inspection Procedure
WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If not using the hand-held tester, begin with step 2.
- Check the jam protection limit switch using the hand-held tester. Connect the hand-held tester to the DLC3. See Fig 1. Check the jam protection limit switch using DATA LIST. If the results are OK, go to JAM PROTECTION PULSE SWITCH CIRCUIT . If the results are not good, go to the next step.
- Check the appropriate jam protection limit switch. See JAM PROTECTION LIMIT SWITCH (DRIVER) or JAM PROTECTION LIMIT SWITCH (PASSENGER) . If the results are OK, go to the next step. If the results are not good, replace the power window motor. See WINDOW REGULATOR (FRONT DOOR) under REMOVAL & INSTALLATION.
- Check the wiring harness and connector between the jam protection limit switch and appropriate door ECU (driver or passenger). If the results are OK, go to JAM PROTECTION PULSE SWITCH CIRCUIT . If the results are not good, repair or replace the wiring harness or connector.