Trunk Opener Request Switch Check

With CONSULT 

Check trunk opener request switch ("BD/TR REQ SW") in "DATA MONITOR" mode.

Without CONSULT 

1. Turn ignition switch OFF.
2. Check voltage between Intelligent Key unit connector M42 terminal 29 and ground.

   Connector	Terminals		Condition	Voltage (V) (Approx.)
   	(+)	(-)
   M42	29	Ground	Trunk opener request switch is pressed	0
   			Trunk opener request switch is released	5

   Fig 1: Checking Trunk Opener Request Switch

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   OK or NG 

   OK: Trunk opener request switch is OK.

   NG: GO TO 2.

1. Turn ignition switch OFF.
2. Disconnect trunk opener request switch connector.
3. Check continuity between trunk opener request switch terminals 1 and 2.

   Component	Terminals		Condition	Continuity
   Trunk opener request switch	1	2	Trunk opener request switch is pressed	Yes
   			Trunk opener request switch is released	No

   Fig 2: Checking Trunk Opener Request Switch Operation

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   OK or NG 

   OK: GO TO 3.

   NG: Replace trunk opener request switch.

Check continuity between trunk opener request switch harness connector T5 terminal 2 and ground.

2 - Ground: Continuity should exist  .

Fig 3: Checking Trunk Opener Request Switch Ground Circuit

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OK or NG 

OK: GO TO 4.

NG: Repair or replace trunk opener request switch ground circuit.

1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit harness connector M42 (A) terminal 29 and trunk opener request switch harness connector T5 (B) terminal 1.

   29 - 1: Continuity should exist  .

3. Check continuity between Intelligent Key unit harness connector M42 (A) terminal 29 and ground.

   29 - Ground: Continuity should not exist  .

   Fig 4: Checking Trunk Opener Request Switch Circuit

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   OK or NG 

   OK: GO TO 5.

   NG: Repair or replace harness between Intelligent Key unit and trunk opener request switch.

1. Connect Intelligent Key Unit connector.
2. Check voltage between trunk opener request switch harness connector T5 terminal 1 and ground.

   1 - Ground: Battery voltage 

   Fig 5: Checking Trunk Opener Request Switch Signal

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   OK or NG 

   OK: Check condition of harness and connector.

   NG: Replace Intelligent Key unit. Refer to , "REMOVAL AND INSTALLATION OF INTELLIGENT KEY UNIT ".