TSRM/MK4 Supra/Repair Manual
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BE/Body Electrical Systems — Inspection Procedure, page 146

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p.147
Inspection Procedure — MK4 Supra Body Electrical Systems, page 146
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Page text (OCR transcript)
BE–146
BODY ELECTRICAL SYSTEM – THEFT DETERRENT AND DOOR LOCK CONTROL SYSTEM

INSPECTION PROCEDURE

1  Check door unlock detection switch.

Disconnect

1

3

BE4061
N08681

P  (1)  Remove the door trim.
   (2)  Disconnect door lock motor and door unlock
        detection switch connector.

C  Check continuity between terminals 1 and 3 of door
   unlock detection switch connector, when door lock
   knob is operated to the lock side and to the unlock
   side.

OK                                          O——O Continuity

Switch condition        Terminal    1         3
Door unlock                         O         O
Door lock

OK

NG   Replace door unlock detection switch.

2  Check harness and connector between theft deterrent and door lock ECU and door unlock
   detection switch, door unlock detection switch and body ground (See page IN–30).

OK

NG   Repair or replace harness or connector.

Check and replace theft deterrent and
door lock ECU. *1.

*1:  When there is a malfunction that the theft de-
     terrent system cannot be set, proceed to the
     next numbered circuit inspection shown on
     matrix chart (See page BE–123).