LIGHTING SYSTEM Luggage Compartment Door Courtesy Switch Circuit

DESCRIPTION

The main body ECU receives a luggage compartment door open or closed signal from luggage door courtesy light switch.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING GTS (LUGGAGE DOOR COURTESY LIGHT SWITCH)

   
   

   1. Using the GTS, read the Data List Click here.

      Main Body

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      Luggage Courtesy SW	Luggage door courtesy light switch signal / ON or OFF	ON: Luggage compartment door open OFF: Luggage compartment door closed	For vehicles with power trunk lid system, this item is not related luggage compartment door condition.

      OK
      The display is as specified in the normal condition column.

   
   

   NG

   INSPECT LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY Click here

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

2. INSPECT LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY

   
   

   1. Remove the luggage compartment door lock Click here.

   2. Inspect the luggage compartment door lock Click here.

   
   

   NG

   REPLACE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY Click here

   OK

3. CHECK HARNESS AND CONNECTOR (LUGGAGE COMPARTMENT DOOR LOCK - MAIN BODY ECU AND BODY GROUND)

   
   

   1. Disconnect the a8 luggage compartment door lock connector.

   2. Disconnect the N12 main body ECU connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition a8-3 (D+) - N12-19 (LGCY) Always Below 1 Ω a8-2 (E) - Body ground Always Below 1 Ω a8-3 (D+) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

   REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here