Interior Room Lamp Control Does Not Operate

Select "BCM" on CONSULT. With "INT LAMP" data monitor, make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to , "CONSULT FUNCTION (BCM) " for switches and their functions.

OK or NG 

OK: GO TO 2.

NG: Inspect malfunctioning switch system.

1. Select "BCM" on CONSULT. Select "INT LAMP" active test.
2. When room lamp switch is in DOOR position, make sure room lamp operates.

   Room lamp should operate  .

   OK or NG 

   OK: Replace BCM. Refer to , "REMOVAL AND INSTALLATION OF BCM ".

   NG: GO TO 3.

1. Turn ignition switch OFF.
2. Check voltage between interior room lamp harness connector R5 terminal 2 and ground.

   2 - Ground: Battery voltage should exist  .

   Fig 1: Checking Room Lamp Input Voltage

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   OK or NG 

   OK: GO TO 4.

   NG: GO TO  5.

1. Disconnect room lamp connector.
2. Check continuity between room lamp terminals.

   Room lamp		Condition	Continuity
   Terminal
   1	2	Room lamp switch is in DOOR position	Yes
   		Room lamp switch is in OFF position	No

   Fig 2: Checking Room Lamp

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   OK or NG 

   OK: GO TO  6.

   NG: Check bulb. If OK, replace room lamp. Refer to , "REMOVAL AND INSTALLATION ".

1. Disconnect BCM and interior room lamp connectors.
2. Check continuity between BCM harness connector M20 (A) terminal 56 and room lamp harness connector R5 (B) terminal 2.

   56 - 2: Continuity should exist  .

   Fig 3: Checking Room Lamp Circuit

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   OK or NG 

   OK: GO TO 6.

   NG: Repair harness or connector.

1. Disconnect BCM connector.
2. Check continuity between BCM harness connector M20 (A) terminal 63 and room lamp harness connector R5 (B) terminal 1.

   63 - 1: Continuity should exist  .

   Fig 4: Checking Room Lamp Circuit

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   OK or NG 

   OK: Replace BCM if interior lamp does not work after setting the connector again. Refer to , "REMOVAL AND INSTALLATION OF BCM ".

   NG: Repair harness or connector.