GATEWAY UNIT (GWU) INSPECTION [TYPE-B]
id0940000064z4
1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)
2. Remove the following parts:
3. Remove the gateway unit (GWU) from the body with the connector connected. (See GATEWAY UNIT (GWU) REMOVAL/INSTALLATION [TYPE-B].)
4. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)
5. Verify that the voltages of each of the terminals are as indicated in the Terminal Voltage Table (Reference).
ac9uuw00011408
|
Terminal Voltage Table (Reference)
Terminal |
Signal |
Connected to |
Measurement conditions |
Voltage (V) |
Inspection item(s) |
|
---|---|---|---|---|---|---|
1A
|
—
|
—
|
—
|
—
|
—
|
|
1B
|
batt1_limphome
|
AT 15 A fuse
|
Under any condition
|
B+
|
• AT 15 A fuse
• Related wiring harness
|
|
1C
|
—
|
—
|
—
|
—
|
—
|
|
1D
|
batt2_room
|
AT 15 A fuse
|
Under any condition
|
B+
|
• AT 15 A fuse
• Related wiring harness
|
|
1E
|
—
|
—
|
—
|
—
|
—
|
|
1F
|
—
|
—
|
—
|
—
|
—
|
|
1G
|
—
|
—
|
—
|
—
|
—
|
|
1H
|
—
|
—
|
—
|
—
|
—
|
|
2A
|
—
|
—
|
—
|
—
|
—
|
|
2B
|
—
|
—
|
—
|
—
|
—
|
|
2C
|
—
|
—
|
—
|
—
|
—
|
|
2D
|
—
|
—
|
—
|
—
|
—
|
|
2E
|
—
|
—
|
—
|
—
|
—
|
|
2F
|
CAN_L_PT
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
2G
|
—
|
—
|
—
|
—
|
—
|
|
2H
|
CAN_H_PT
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
2I
|
||||||
2J
|
CAN_L_BODY_FRONT
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
2K
|
—
|
—
|
—
|
—
|
—
|
|
2L
|
CAN_H_BODY_FRONT
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
2M
|
—
|
—
|
—
|
—
|
—
|
|
2N
|
—
|
—
|
—
|
—
|
—
|
|
2O
|
—
|
—
|
—
|
—
|
—
|
|
2P
|
—
|
—
|
—
|
—
|
—
|
|
2Q
|
—
|
—
|
—
|
—
|
—
|
|
2R
|
—
|
—
|
—
|
—
|
—
|
|
2S
|
—
|
—
|
—
|
—
|
—
|
|
2T
|
—
|
—
|
—
|
—
|
—
|
|
2U
|
—
|
—
|
—
|
—
|
—
|
|
2V
|
—
|
—
|
—
|
—
|
—
|
|
2W
|
—
|
—
|
—
|
—
|
—
|
|
2X
|
—
|
—
|
—
|
—
|
—
|
|
2Y
|
Signal ground
|
Body ground
|
Under any condition
|
1.0 or less
|
Related wiring harness
|
|
2Z
|
—
|
—
|
—
|
—
|
—
|
|
2AA
|
—
|
—
|
—
|
—
|
—
|
|
2AB
|
—
|
—
|
—
|
—
|
—
|
|
2AC
|
—
|
—
|
—
|
—
|
—
|
|
2AD
|
—
|
—
|
—
|
—
|
—
|
|
2AE
|
—
|
—
|
—
|
—
|
—
|
|
2AF
|
—
|
—
|
—
|
—
|
—
|
|
3A
|
—
|
—
|
—
|
—
|
—
|
|
3B
|
—
|
—
|
—
|
—
|
—
|
|
3C
|
—
|
—
|
—
|
—
|
—
|
|
3D
|
—
|
—
|
—
|
—
|
—
|
|
3E
|
—
|
—
|
—
|
—
|
—
|
|
3F
|
—
|
—
|
—
|
—
|
—
|
|
3G
|
—
|
—
|
—
|
—
|
—
|
|
3H
|
—
|
—
|
—
|
—
|
—
|
|
3I
|
—
|
—
|
—
|
—
|
—
|
|
3J
|
—
|
—
|
—
|
—
|
—
|
|
3K
|
—
|
—
|
—
|
—
|
—
|
|
3L
|
—
|
—
|
—
|
—
|
—
|
|
3M
|
—
|
—
|
—
|
—
|
—
|
|
3N
|
—
|
—
|
—
|
—
|
—
|
|
3O
|
—
|
—
|
—
|
—
|
—
|
|
3P
|
—
|
—
|
—
|
—
|
—
|
|
3Q
|
—
|
—
|
—
|
—
|
—
|
|
3R
|
—
|
—
|
—
|
—
|
—
|
|
3S
|
CAN_L_DIAG
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
3T
|
CAN_H_DIAG
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
3U*1
|
CAN_L_DCM
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
3V*1
|
CAN_H_DCM
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
3W
|
CAN_L_VEHICLE
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
3X
|
CAN_H_VEHICLE
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
4A
|
—
|
—
|
—
|
—
|
—
|
|
4B
|
—
|
—
|
—
|
—
|
—
|
|
4C
|
—
|
—
|
—
|
—
|
—
|
|
4D
|
—
|
—
|
—
|
—
|
—
|
|
4E
|
—
|
—
|
—
|
—
|
—
|
|
4F
|
—
|
—
|
—
|
—
|
—
|
|
4G
|
—
|
—
|
—
|
—
|
—
|
|
4H
|
—
|
—
|
—
|
—
|
—
|
|
4I
|
—
|
—
|
—
|
—
|
—
|
|
4J
|
—
|
—
|
—
|
—
|
—
|
|
4K
|
—
|
—
|
—
|
—
|
—
|
|
4L
|
—
|
—
|
—
|
—
|
—
|
|
4M
|
—
|
—
|
—
|
—
|
—
|
|
4N
|
—
|
—
|
—
|
—
|
—
|
|
4O
|
—
|
—
|
—
|
—
|
—
|
|
4P
|
—
|
—
|
—
|
—
|
—
|
|
4Q
|
CAN_L_IVI
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
4R
|
CAN_H_IVI
|
CAN system related module
|
Terminal used for communication therefore determination based on terminal voltage is not possible.
|
|||
4S
|
—
|
—
|
—
|
—
|
—
|
|
4T
|
Signal ground
|
Body ground
|
Under any condition
|
1.0 or less
|
Related wiring harness
|
|
4U
|
—
|
—
|
—
|
—
|
—
|
|
4V
|
—
|
—
|
—
|
—
|
—
|
|
4W
|
—
|
—
|
—
|
—
|
—
|
|
4X
|
—
|
—
|
—
|
—
|
—
|