Check Bus 6 Line [09/2022 - 08/2023]: Procedure

1. Disconnect the cable from the negative (-) auxiliary battery terminal.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Component with harness connected (Central Gateway ECU (Network Gateway ECU))

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I173-31 (CA7H) - I173-32 (CA7L)	Cable disconnected from negative (-) auxiliary battery terminal	Below 70 Ω

   Result

   Result
   OK
   NG

Result: 

NG 

See step  35

Result: 

OK 

See step  2

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Component with harness connected (Central Gateway ECU (Network Gateway ECU))

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I173-31 (CA7H) - I173-32 (CA7L)	Cable disconnected from negative (-) auxiliary battery terminal	54 Ω or higher

   Result

   Result
   OK
   NG

Result: 

NG 

See step  25

Result: 

OK 

See step  3

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Component with harness connected (Central Gateway ECU (Network Gateway ECU))	-	-

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I173-31 (CA7H) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I173-32 (CA7L) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  15

Result: 

OK 

See step  4

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Component with harness connected (Central Gateway ECU (Network Gateway ECU))	-	-

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I173-31 (CA7H) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I173-32 (CA7L) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

See step  5

1. Disconnect the I215 No. 16 CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-7 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  11

Result: 

OK 

See step  6

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-8 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  12

Result: 

OK 

See step  7

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Tire Pressure Warning System	A
   w/o Tire Pressure Warning System	B

Result: 

B 

See step  9

Result: 

A 

See step  8

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Tire Pressure Warning ECU and Receiver

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-3 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-9 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  13

Result: 

OK 

See step  9

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Acoustic Vehicle Alerting System	A
   w/o Acoustic Vehicle Alerting System	B

Result: 

B 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

A 

See step  10

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Vehicle Approaching Speaker Controller

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-4 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-10 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  14

1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-7 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-8 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the O170 or O171 tire pressure warning ECU and receiver connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Tire Pressure Warning ECU and Receiver

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-3 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-9 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - ]

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - TIRE PRESSURE WARNING ECU AND RECEIVER) 

1. Disconnect the I158 vehicle approaching speaker controller connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Vehicle Approaching Speaker Controller

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-4 (CANH) - I26-4 (CG)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher
   I215-10 (CANL) - I26-4 (CG)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER 

Refer to REMOVAL [09/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - VEHICLE APPROACHING SPEAKER CONTROLLER) 

1. Disconnect the I215 No. 16 CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-7 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  21

Result: 

OK 

See step  16

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-8 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  22

Result: 

OK 

See step  17

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Tire Pressure Warning System	A
   w/o Tire Pressure Warning System	B

Result: 

B 

See step  19

Result: 

A 

See step  18

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Tire Pressure Warning ECU and Receiver

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-3 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-9 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

NG 

See step  23

Result: 

OK 

See step  19

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Acoustic Vehicle Alerting System	A
   w/o Acoustic Vehicle Alerting System	B

Result: 

B 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

A 

See step  20

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Vehicle Approaching Speaker Controller

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-4 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-10 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  24

1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-7 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-8 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the O170 or O171 tire pressure warning ECU and receiver connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Tire Pressure Warning ECU and Receiver

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-3 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-9 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - ]

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - TIRE PRESSURE WARNING ECU AND RECEIVER) 

1. Disconnect the I158 vehicle approaching speaker controller connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	DLC3	-	-
   *a	Front view of wire harness connector (to No. 16 CAN Junction Connector)	*b	to Vehicle Approaching Speaker Controller

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-4 (CANH) - I26-16 (BAT)	Cable disconnected from negative (-) auxiliary battery terminal	6 kΩ or higher
   I215-10 (CANL) - I26-16 (BAT)

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER 

Refer to REMOVAL [09/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - VEHICLE APPROACHING SPEAKER CONTROLLER) 

1. Disconnect the I215 No. 16 CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I215-7 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	108 to 132 Ω

   Result

   Result
   OK
   NG

Result: 

NG 

See step  31

Result: 

OK 

See step  26

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I215-8 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	108 to 132 Ω

   Result

   Result
   OK
   NG

Result: 

NG 

See step  32

Result: 

OK 

See step  27

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Tire Pressure Warning System	A
   w/o Tire Pressure Warning System	B

Result: 

B 

See step  29

Result: 

A 

See step  28

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Tire Pressure Warning ECU and Receiver

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-3 (CANH) - I215-9 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher

   Result

   Result
   OK
   NG

Result: 

NG 

See step  33

Result: 

OK 

See step  29

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Acoustic Vehicle Alerting System	A
   w/o Acoustic Vehicle Alerting System	B

Result: 

B 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

A 

See step  30

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Vehicle Approaching Speaker Controller

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-4 (CANH) - I215-10 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	200 Ω or higher

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  34

1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I215-7 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	1 MΩ or higher

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I215-8 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	1 MΩ or higher

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the O170 or O171 tire pressure warning ECU and receiver connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Tire Pressure Warning ECU and Receiver

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-3 (CANH) - I215-9 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	1 MΩ or higher

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - ]

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - TIRE PRESSURE WARNING ECU AND RECEIVER) 

1. Disconnect the I158 vehicle approaching speaker controller connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Vehicle Approaching Speaker Controller

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-4 (CANH) - I215-10 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	1 MΩ or higher

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE VEHICLE APPROACHING SPEAKER CONTROLLER 

Refer to REMOVAL [09/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 16 CAN JUNCTION CONNECTOR - VEHICLE APPROACHING SPEAKER CONTROLLER) 

1. Disconnect the I215 No. 16 CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-1 (CANH) - I215-7 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	108 to 132 Ω

   Result

   Result
   OK
   NG

Result: 

NG 

See step  37

Result: 

OK 

See step  36

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

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of wire harness connector (to No. 16 CAN Junction Connector)

   *b

   to Central Gateway ECU (Network Gateway ECU)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I215-2 (CANH) - I215-8 (CANL)	Cable disconnected from negative (-) auxiliary battery terminal	108 to 132 Ω

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE NO. 16 CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  37

1. Reconnect the I215 No. 16 CAN junction connector.
2. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
3. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to Central Gateway ECU (Network Gateway ECU))

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   I173-31 (CA7H) - I173-10 (CAVH)	Cable disconnected from negative (-) auxiliary battery terminal	Below 1 Ω
   I173-32 (CA7L) - I173-11 (CAVL)	Cable disconnected from negative (-) auxiliary battery terminal	Below 1 Ω

   Result

   Result
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

Refer to REMOVAL [09/2022 - 11/2022] , or refer to REMOVAL [11/2022 - 09/2024]

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) - NO. 16 CAN JUNCTION CONNECTOR)