Contents Wiring diagrams Section: Windows All sections

Power Windows: Overview Lexus LS III

Windows 1 illustration ~354 words

Driver's Window Up Operation

Disconnect window motor harness connector. Connect ohmmeter positive lead to terminal No. 2 (Black/White wire) and negative ohmmeter lead to terminal No. 3 (Brown/White wire) at window motor harness connector. Apply positive battery voltage to terminal No. 4 (Red/Green wire) and connect negative battery lead to terminal No. 5 (Green wire) at window motor harness connector. (Scheme 1) Ensure continuity exists when window goes up, and does not exist when window is fully closed. If continuity is not as specified, replace window motor assembly.

Front Passenger's Window Up Operation

Disconnect window motor harness connector. Connect ohmmeter positive lead to window motor harness connector terminal No. 6 (Black/White wire) and negative ohmmeter lead to terminal No. 1 (Brown/White wire). Apply positive battery voltage to window motor harness connector terminal No. 4 (Red/Green wire) and connect negative battery lead to terminal No. 5 (Green wire). (Scheme 1) Ensure continuity exists when window goes up, and does not exist when window is fully closed. If continuity is not as specified, replace window motor assembly.

Left Rear Window Up Operation

Disconnect window motor harness connector. Connect ohmmeter positive lead to window motor harness connector terminal No. 4 (Black/White wire) and negative ohmmeter lead to terminal No. 5 (Brown/Black wire). Apply positive battery voltage to window motor harness connector terminal No. 2 (Red wire) and connect negative battery lead to terminal No. 1 (Green wire). (Scheme 1) Ensure continuity exists when window goes up, and does not exist when window is fully closed. If continuity is not as specified, replace window motor assembly.

Right Rear Window Up Operation

Disconnect window motor harness connector. Connect ohmmeter positive lead to window motor harness connector terminal No. 4 (Black/White wire) and negative ohmmeter lead to terminal No. 5 (Brown/Black wire). Apply positive battery voltage to terminal No. 1 (Red wire) and connect negative battery lead to window motor harness connector terminal No. 2 (Green wire). (Scheme 1) Ensure continuity exists when window goes up, and does not exist when window is fully closed. If continuity is not as specified, replace window motor assembly.

Scheme 1

Scheme 1: Right Rear Window Up Operation