Section 383 (Garage Door Opener System): Inspection

WARNING: This page is about a different car, the 2004 Lexus GS 430 and 2004 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT GARAGE DOOR OPENER SWITCH
Press the switch and check that each LED (red) lights up. Even if only one switch is found not to light up, replace it.

Fig 1: Inspecting Garage Door Opener Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT GARAGE DOOR OPENER REGISTRATION AND TRANSMITTING
HINT:

Use the home link tester made by KENT MORE for this test. As it is necessary to record the code of the hand held transmitter, customer's code will be erased. When the inspection completes, please register the customer's again.
1. Check that the code of hand held transmitter for inspection can be recorded.
  (See page
  
  If the code can not be registered, replace garage door opener.
  
  Fig 2: Inspecting Garage Door Opener Registration And Transmitting
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Press the switch which an inspection code has been registered for and check that LED (green) of the home link tester lights up.
  If the LED (green) does not light up, replace the garage door opener.
Fig 3: Checking LED (Green) Of Home Link Tester
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT GARAGE DOOR OPENER SWITCH CIRCUIT

Disconnect the connector from the switch and inspect the connector on the wire harness side, as shown.

Fig 4: Inspecting Connector On Wire Harness Side

TESTER CONNECTION SPECIFICATION

Tester connection	Condition	Specified condition
1 - Ground	Constant	Continuity
2 - Ground	Constant	Battery positive voltage

If the circuit is not as specified, inspect the power source or wire harness.