Luggage Compartment Door Closer does not Operate: Procedure

1. Check the Data List for proper functioning of the luggage compartment door closer.
   BODY NO. 4 (REAR JUNCTION BLOCK ECU)
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Luggage Door Lock/Unlock Switch	Luggage compartment door key cylinder switch signal / ON or OFF	ON: Luggage compartment Door key cylinder is turned to open position OFF: Luggage compartment Door key cylinder switch is not turned	-
   Luggage Push Switch	Luggage compartment door opener switch signal / ON or OFF	ON: Luggage compartment door opener switch is ON OFF: Luggage compartment door opener switch is OFF	-
   Luggage Open Switch	Luggage compartment door closer open switch signal / ON or OFF	ON: Luggage compartment door closer open switch is ON OFF: Luggage compartment door closer open switch is OFF	-
   Luggage Pawl Switch	Luggage compartment door closer pawl switch signal / ON or OFF	ON: Luggage compartment door closer pawl switch is ON OFF: Luggage compartment door closer pawl switch is OFF	-
   Luggage Rotary Switch	Luggage compartment door closer rotary switch signal / ON or OFF	ON: Luggage compartment door closer rotary switch is ON OFF: Luggage compartment door closer rotary switch is OFF	-
   Luggage Courtesy Switch	Luggage compartment door closer courtesy switch signal / ON or OFF	ON: Luggage compartment door closer courtesy switch is ON OFF: Luggage compartment door closer courtesy switch is OFF	-

   RESULT
   
   

   Result	Proceed to
   Luggage compartment door key cylinder switch signal malfunction	A
   Luggage compartment door opener switch signal malfunction	B
   Each switch in luggage compartment door closer assembly is malfunctioning	C
   No malfunction	D

D → See step   8 

C → See step   6 

B → See step   4 

A: Go to next step 

Fig 1: Identifying Luggage Compartment Door Key Cylinder Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the luggage compartment door key cylinder. Refer to REMOVAL .
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Switch Condition	Specified Condition
   1 - 2	Not turned	10 kΩ or higher
   1 - 2	Open position	Below 1 Ω

NG → See step   11 

OK: Go to next step 

Fig 2: Identifying S39 Cylinder And S63 ECU Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the S39 cylinder connector.
2. Disconnect the S63 ECU connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Condition	Specified Condition
   S39-1 - Body ground	Always	Below 1 Ω
   S39-2 - S63-10 (TKUL)	Always	Below 1 Ω
   S39-2 - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → REPLACE LUGGAGE ROOM JUNCTION BLOCK ASSEMBLY (REAR JUNCTION BLOCK ECU) 

Fig 3: Identifying Luggage Compartment Door Opener Switch Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the luggage compartment door opener switch. Refer to REMOVAL .
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Switch Condition	Specified Condition
   1 - 2	OFF	10 kΩ or higher
   1 - 2	ON	Below 1 Ω

NG → See step   12 

OK: Go to next step 

Fig 4: Identifying S63 ECU And S38 Switch Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the S63 ECU connector.
2. Disconnect the S38 switch connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Switch Condition	Specified Condition
   S38-1 - Body ground	Always	Below 1 Ω
   S38-2 - S63-6 (LPSW)	Always	Below 1 Ω
   S38-2 - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → REPLACE LUGGAGE ROOM JUNCTION BLOCK ASSEMBLY (REAR JUNCTION BLOCK ECU) 

Fig 5: Identifying S63 ECU And S38 Switch Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the S36 closer connector.
2. Disconnect the S63 ECU connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Condition	Specified Condition
   S36-2 (OPN) - S63-3 (LOPN)	Always	Below 1 Ω
   S36-5 (CLS) - S63-2 (LCLS)	Always	Below 1 Ω
   S36-6 (+B) - S63-16 (BDCY)	Always	Below 1 Ω
   S36-7 (CTY) - S63-9 (LCTY)	Always	Below 1 Ω
   S36-8 (E) - Body ground	Always	Below 1 Ω
   S36-2 (OPN) - Body ground	Always	10 kΩ or higher
   S36-5 (CLS) - Body ground	Always	10 kΩ or higher
   S36-6 (+B) - Body ground	Always	10 kΩ or higher
   S36-7 (CTY) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Temporarily replace the luggage compartment door closer with a new or normally functioning one. Refer to REMOVAL .
2. Check the luggage compartment door closer operation.

   OK

   Luggage compartment door closer normal operation.

NG → REPLACE LUGGAGE ROOM JUNCTION BLOCK ASSEMBLY (REAR JUNCTION BLOCK ECU) 

OK → END (LUGGAGE COMPARTMENT DOOR CLOSER IS DEFECTIVE) 

1. Remove the FUEL OPN fuse from the luggage room junction block.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Condition	Specified Condition
   FUEL OPN fuse	Always	Below 1 Ω

NG → REPLACE FUSE 

OK: Go to next step 

Fig 6: Identifying Luggage Compartment Door Closer Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Remove the luggage compartment door closer. Refer to REMOVAL .
2. Set the luggage compartment door closer assembly to the half-latch position.
3. Apply battery voltage to the closer connector and check the closer operation.

   OK

   Measurement Condition	Specified Condition
   Battery positive (+) → Terminal 1 (M+) Battery negative (-) → Terminal 4 (M-)	Door closer operation normal

NG → See step   13 

OK: Go to next step 

Fig 7: Identifying S36 Closer And LA ECU Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the S36 closer connector.
2. Disconnect the LA ECU connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   Tester Connection	Condition	Specified Condition
   S36-1 (M+) - LA-1 (LCM+)	Always	Below 1 Ω
   S36-4 (M-) - LA-39 (LCM-)	Always	Below 1 Ω
   S36-1 (M+) - Body ground	Always	10 kΩ or higher
   S36-4 (M-) - Body ground	Always	10 kΩ or higher

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → REPLACE LUGGAGE ROOM JUNCTION BLOCK ASSEMBLY (REAR JUNCTION BLOCK ECU)