TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.158
BE/Body Electrical Systems159 / 203
p.160
INSPECTION PROCEDURE — MK4 Supra Body Electrical Systems, page 159
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BE-159 BODY ELECTRICAL SYSTEM – THEFT DETERRENT AND DOOR LOCK CONTROL SYSTEM INSPECTION PROCEDURE 1 Check door key lock and unlock switch. P (1) Remove the door trim and service hole cover. (2) Disconnect the door key lock and unlock switch connector. C Check continuity between terminals 1, 2 and 3 of door key lock and unlock switch connector, when door key lock and unlock switch is turned to the lock side, unlock side and not turned. OK O—O Continuity Terminal 1 2 3 Switch position Lock side O——O Unlock side O——O OFF N08675 OK NG Replace door key lock and unlock switch. 2 Check harness and connectors between ECU and switch, switch and body ground (See page IN–30). OK NG Repair or replace harness or connector. Proceed to next circuit inspection shown on matrix chart (See page BE–123).