Toyota Prius: Back Door Courtesy Switch

Toyota Prius (XW60) 2023-2025 Service Manual / Vehicle Interior / Lighting (int) / Back Door Courtesy Switch

Removal
Inspection
Installation

Removal

REMOVAL

CAUTION / NOTICE / HINT

COMPONENT (REMOVAL)

Procedure		Part Name Code
1	BACK DOOR UPPER TRIM PANEL ASSEMBLY	64790B	-	-	-
2	BACK DOOR SIDE GARNISH LH	67938A	-	-	-
3	BACK DOOR SIDE GARNISH RH	67937B	-	-	-
4	BACK DOOR TRIM BOARD ASSEMBLY	67750	-	-	-
5	BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH	69350P	-	-	-

w/ Power Back Door

PROCEDURE

1. REMOVE BACK DOOR UPPER TRIM PANEL ASSEMBLY

Click here

2. REMOVE BACK DOOR SIDE GARNISH LH

Click here

3. REMOVE BACK DOOR SIDE GARNISH RH

Click here

4. REMOVE BACK DOOR TRIM BOARD ASSEMBLY

Click here

5. REMOVE BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH

Click here

Inspection

INSPECTION

PROCEDURE

1. INSPECT BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH (w/o Power Back Door)

(a) Check the operation of the door lock motor.

(1) Move the door lock to the close (lock) position.

(2) Apply auxiliary battery voltage and check the operation of the door lock motor.

OK:

Click Location & Routing(W20) Click Connector(W20)

Tester Connection

Specified Condition

W20-1 (ACT ) - Auxiliary battery positive ( )

W20-2 (ACT-) - Auxiliary battery negative (-)

Back door lock motor open (unlock) operation

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

*1	Latch
*a	Close (Lock)
*b	Open (Unlock)
*c	Component without harness connected (Back Door Lock Assembly with Courtesy Light Switch)

(b) Check the operation of the door courtesy switch.

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

Standard Resistance:

Click Location & Routing(W20) Click Connector(W20)

Tester Connection	Switch Condition	Specified Condition	Result
W20-3 (D ) - W20-2 (ACT-)	Close	10 kΩ or higher	kΩ
W20-3 (D ) - W20-2 (ACT-)	Open	Below 1 Ω	Ω

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

*1	Latch
*a	Close (Lock)
*b	Open (Unlock)
*c	Component without harness connected (Back Door Lock Assembly with Courtesy Light Switch)

2. INSPECT BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH (w/ Power Back Door)

(a) Check the operation.

(1) Apply auxiliary battery voltage to the door lock motor and check the operation of the door lock motor.

OK:

Click Location & Routing(W9) Click Connector(W9)

Tester Connection

Result

W9-1 (M-) - Auxiliary battery positive ( )

W9-2 (M ) - Auxiliary battery negative (-)

Open Operation

W9-2 (M ) - Auxiliary battery positive ( )

W9-1 (M-) - Auxiliary battery negative (-)

Close Operation

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

Open Operation Direction

Close Operation Direction

Component without harness connected

(Back Door Lock Assembly with Courtesy Light Switch)

(b) Check the resistance of the half latch switch.

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

Standard Resistance:

Click Location & Routing(W8) Click Connector(W8)

Tester Connection	Condition	Specified Condition	Result
W8-1 (E) - W8-3 (CLS)	Open position	Below 1 Ω	Ω
W8-1 (E) - W8-3 (CLS)	Half-latch position	10 kΩ or higher	kΩ
W8-1 (E) - W8-3 (CLS)	Full-latch position	10 kΩ or higher	kΩ
W8-1 (E) - W8-3 (CLS)	Overstroke position	10 kΩ or higher	kΩ

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

*a	Open Position
*b	Half-latch Position
*c	Full-latch Position
*d	Overstroke Position
*e	Component without harness connected (Back Door Lock Assembly with Courtesy Light Switch)

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

Standard Resistance:

Click Location & Routing(W8) Click Connector(W8)

Tester Connection	Condition	Specified Condition	Result
W8-4 (CTY) - W8-1 (E)	Open position	Below 1 Ω	Ω
W8-4 (CTY) - W8-1 (E)	Half-latch position	Below 1 Ω	Ω
W8-4 (CTY) - W8-1 (E)	Full-latch position	10 kΩ or higher	kΩ
W8-4 (CTY) - W8-1 (E)	Overstroke position	10 kΩ or higher	kΩ

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

*a	Open Position
*b	Half-latch Position
*c	Full-latch Position
*d	Overstroke Position
*e	Component without harness connected (Back Door Lock Assembly with Courtesy Light Switch)

(d) Check the resistance of the pawl switch.

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

Standard Resistance:

Click Location & Routing(W8) Click Connector(W8)

Tester Connection	Condition	Specified Condition	Result
W8-2 (FSW) - W8-1 (E)	Open position	10 kΩ or higher	kΩ
W8-2 (FSW) - W8-1 (E)	Between open position and half-latch position	Below 1 Ω	Ω
W8-2 (FSW) - W8-1 (E)	Half-latch position	10 kΩ or higher	kΩ
W8-2 (FSW) - W8-1 (E)	Between half-latch position and full-latch position	Below 1 Ω	Ω
W8-2 (FSW) - W8-1 (E)	Full-latch position	10 kΩ or higher	kΩ
W8-2 (FSW) - W8-1 (E)	Overstroke position	10 kΩ or higher	kΩ

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

*a	Open Position
*b	Half-latch Position
*c	Full-latch Position
*d	Overstroke Position
*e	Component without harness connected (Back Door Lock Assembly with Courtesy Light Switch)

(e) Check the operation of the selector switch.

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

Standard Resistance:

Click Location & Routing(W8) Click Connector(W8)

Tester Connection

Condition

Specified Condition

Result

W8-6 (OPN) - W8-1 (E)

Selector gear in neutral position

(Selector switch on)

Below 1 Ω

W8-6 (OPN) - W8-1 (E)

Selector gear not in neutral position

(Selector switch off)

10 kΩ or higher

kΩ

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

Sector Gear in Neutral Position

Component without harness connected

(Back Door Lock Assembly with Courtesy Light Switch)

Installation

INSTALLATION

CAUTION / NOTICE / HINT

COMPONENTS (INSTALLATION)

Procedure		Part Name Code
1	BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH	69350P		-	-
2	BACK DOOR TRIM BOARD ASSEMBLY	67750	-	-	-
3	BACK DOOR SIDE GARNISH LH	67938A	-	-	-
4	BACK DOOR SIDE GARNISH RH	67937B	-	-	-
5	BACK DOOR UPPER TRIM PANEL ASSEMBLY	64790B	-	-	-
6	INITIALIZE POWER BACK DOOR SYSTEM	-		-	-
7	INSPECT POWER BACK DOOR SYSTEM	-		-	-