Check Bus 5 Line [10/2022 - ]: Procedure

1. Disconnect the cable from the negative (-) 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
   C64-7 (CA5H) - C64-8 (CA5L)	Cable disconnected from negative (-) battery terminal	Below 70 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  59

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
   C64-7 (CA5H) - C64-8 (CA5L)	Cable disconnected from negative (-) battery terminal	54 Ω or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  41

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
   C64-7 (CA5H) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C64-8 (CA5L) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  23

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
   C64-7 (CA5H) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C64-8 (CA5L) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

See step  5

1. Disconnect the C91 No. 5 global CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-8 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  10

Result: 

OK 

See step  6

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-5 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-11 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  14

Result: 

OK 

See step  7

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-1 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-7 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  11

Result: 

OK 

See step  8

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-3 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-9 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  12

Result: 

OK 

See step  9

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-4 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-10 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  13

1. Disconnect the C64 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-8 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the C47 air conditioning amplifier assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-1 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-7 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

1. Disconnect the C51 certification ECU (smart key ECU assembly) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-3 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-9 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

1. Disconnect the C39 multiplex tilt and telescopic ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-4 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   C91-10 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX TILT AND TELESCOPIC ECU) 

1. Disconnect the H164 No. 16 global CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-4 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-10 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

Result: 

OK 

See step  15

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-11 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  20

Result: 

OK 

See step  16

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Seat Position Memory System	A
   w/o Seat Position Memory System	B

Result: 

B 

See step  18

Result: 

A 

See step  17

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-1 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-7 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  21

Result: 

OK 

See step  18

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Power Back Door System	A
   w/o Power Back Door System	B

Result: 

B 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

A 

See step  19

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-3 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-9 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  22

1. Disconnect the C45 main body ECU (multiplex network body ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-11 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

1. Disconnect the N36 position control ECU assembly LH connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-1 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-7 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE POSITION CONTROL ECU ASSEMBLY LH. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - POSITION CONTROL ECU ASSEMBLY LH) 

1. Disconnect the M20 multiplex network door ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-3 (CANH) - C58-4 (CG)	Cable disconnected from negative (-) battery terminal	200 Ω or higher
   H164-9 (CANL) - C58-4 (CG)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

1. Disconnect the C91 No. 5 global CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-8 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  31

Result: 

OK 

See step  24

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-5 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-11 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  32

Result: 

OK 

See step  25

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-1 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-7 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  28

Result: 

OK 

See step  26

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-3 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-9 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  29

Result: 

OK 

See step  27

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-4 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-10 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  30

1. Disconnect the C47 air conditioning amplifier assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-1 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-7 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

1. Disconnect the C51 certification ECU (smart key ECU assembly) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-3 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-9 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

1. Disconnect the C39 multiplex tilt and telescopic ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-4 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-10 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX TILT AND TELESCOPIC ECU) 

1. Disconnect the C64 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   C91-8 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Disconnect the H164 No. 16 global CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-4 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-10 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

Result: 

OK 

See step  33

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-11 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  38

Result: 

OK 

See step  34

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Seat Position Memory System	A
   w/o Seat Position Memory System	B

Result: 

B 

See step  36

Result: 

A 

See step  35

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-1 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-7 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  39

Result: 

OK 

See step  36

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Power Back Door System	A
   w/o Power Back Door System	B

Result: 

B 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

A 

See step  37

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-3 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-9 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  40

1. Disconnect the C45 main body ECU (multiplex network body ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-11 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

1. Disconnect the N36 position control ECU assembly LH connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-1 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-7 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE POSITION CONTROL ECU ASSEMBLY LH. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - POSITION CONTROL ECU ASSEMBLY LH) 

1. Disconnect the M20 multiplex network door ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-3 (CANH) - C58-16 (BAT)	Cable disconnected from negative (-) battery terminal	6 kΩ or higher
   H164-9 (CANL) - C58-16 (BAT)

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

1. Disconnect the C91 No. 5 global CAN junction connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C91-8 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  49

Result: 

OK 

See step  42

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-5 (CANH) - C91-11 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  50

Result: 

OK 

See step  43

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-1 (CANH) - C91-7 (CANL)	Cable disconnected from negative (-) battery terminal	200 Ω or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  46

Result: 

OK 

See step  44

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-3 (CANH) - C91-9 (CANL)	Cable disconnected from negative (-) battery terminal	200 Ω or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  47

Result: 

OK 

See step  45

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-4 (CANH) - C91-10 (CANL)	Cable disconnected from negative (-) battery terminal	200 Ω or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  48

1. Disconnect the C47 air conditioning amplifier assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-1 (CANH) - C91-7 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

1. Disconnect the C51 certification ECU (smart key ECU assembly) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-3 (CANH) - C91-9 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

1. Disconnect the C39 multiplex tilt and telescopic ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-4 (CANH) - C91-10 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX TILT AND TELESCOPIC ECU) 

1. Disconnect the C64 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C91-8 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

1. Reconnect the C91 No. 5 global CAN junction connector.
2. Disconnect the H164 No. 16 global CAN junction connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-4 (CANH) - H164-10 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

Result: 

OK 

See step  51

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - H164-11 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  56

Result: 

OK 

See step  52

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Seat Position Memory System	A
   w/o Seat Position Memory System	B

Result: 

B 

See step  54

Result: 

A 

See step  53

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-1 (CANH) - H164-7 (CANL)	Cable disconnected from negative (-) battery terminal	200 Ω or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  57

Result: 

OK 

See step  54

1. Check vehicle type.

   Result

   Result	Proceed to
   w/ Power Back Door System	A
   w/o Power Back Door System	B

Result: 

B 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

A 

See step  55

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-3 (CANH) - H164-9 (CANL)	Cable disconnected from negative (-) battery terminal	200 Ω or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  58

1. Disconnect the C45 main body ECU (multiplex network body ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - H164-11 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

1. Disconnect the N36 position control ECU assembly LH connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-1 (CANH) - H164-7 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE POSITION CONTROL ECU ASSEMBLY LH. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - POSITION CONTROL ECU ASSEMBLY LH) 

1. Disconnect the M20 multiplex network door ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-3 (CANH) - H164-9 (CANL)	Cable disconnected from negative (-) battery terminal	1 MΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

1. Disconnect the C64 central gateway ECU (network gateway ECU) connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C64-7 (CA5H) - C64-8 (CA5L)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

Result: 

NG 

See step  60

1. Reconnect the C64 central gateway ECU (network gateway ECU) connector.
2. Disconnect the C91 No. 5 global CAN junction connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-2 (CANH) - C91-8 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

Result: 

OK 

See step  61

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C91-5 (CANH) - C91-11 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  62

1. Reconnect the C91 No. 5 global CAN junction connector.
2. Disconnect the H164 No. 16 global CAN junction connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-4 (CANH) - H164-10 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

Result: 

OK 

See step  63

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H164-5 (CANH) - H164-11 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

Result: 

NG 

See step  64

1. Reconnect the H164 No. 16 global CAN junction connector.
2. Disconnect the C45 main body ECU (multiplex network body ECU) connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C45-2 (CANH) - C45-1 (CANL)	Cable disconnected from negative (-) battery terminal	108 to 132 Ω

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) - NO. 16 GLOBAL CAN JUNCTION CONNECTOR)