# DIWA 5 standard connector pin assignments
| Connector pin assignment of the E300 / E300.1 transmission control unit
> Pin | Plug A | Plug B | Plug C | Plug D
> 1 | SHIELD | EK | FLEXI-1 | -BATT
> 2 | TIM+ | DK | FLEXI-2 (only E300) | IGN
> 3 | TIM- | SK | FLEXI-3 | FLEXI-11
> 4 | N1+ | RBK | FLEXI-4 | K-LINE
> 5 | N1- | TB | FLEXI-5 | CAN1-H
> 6 | N2+ | -- | FLEXI-6 | CAN1-H
> 7 | N2- | RBG | FLEXI-7 | CAN-SHIELD
> 8 | N3+ | PB | FLEXI-8 | CAN1-L
> 9 | N3- | WR | FLEXI-9 | CAN1-L
> 10 | -- | WP | FLEXI-10 | CAN2-H
> 11 | -- | -- | FLEXO-2H | CAN2-H
> 12 | EKM | FLEXI-12 | FLEXO-4H | CAN2-L
> 13 | DKM | S-GND | FLEXO-3H | CAN2-L
> 14 | SKM | OIL-LVL | FLEXO-5L | CAN1-R
> 15 | PBM | T-SUMP | -- | --
> 16 | TBM | -- | -- | FLEXO-1L
> 17 | RBKM | T-CONV | -- | CAN2-R
> 18 | MVM-GND | MV-GND | -- | +BATT
| Minimum wiring, transmission control unit:
| Transmission connector
> Pin | Name | Pin | Name | Pin | Name
> 1 | S-GND | 14 | RBK | 27 | EKM
> 2 | MV-GND | 15 | RBG | 28 | PBM
> 3 | MV-GND | 16 | TB | 29 | RBKM
> 4 | -- | 17 | WR | 30 | TBM
> 5 | T-CONV | 18 | -- | 31 | MVM-GND
> 6 | T-SUMP | 19 | -- | 32 | N1+
> 7 | OIL-LVL | 20 | -- | 33 | N1-
> 8 | P-DIFF | 21 | TIM- | 34 | N2+
> 9 | SK | 22 | TIM+ | 35 | N2-
> 10 | DK | 23 | -- | 36 | N3+
> 11 | EK | 24 | SHIELD | 37 | N3-
> 12 | PB | 25 | SKM |  |
> 13 | WP | 26 | DKM |  |
| Connector, CAN gear range selector
> Pin | Name | Pin | Name | Pin | Name
> 1 | IGN | 6 | CAN-H | 11 | FLEXI-4
> 2 | -BATT | 7 | CAN-R | 12 | FLEXI-5
> 3 | CAN-L | 8 | FLEXI-1 | 13 | FLEXI-6
> 4 | CAN-L | 9 | FLEXI-2 | 14 | FLEXO-1H
> 5 | CAN-H | 10 | FLEXI-3 |  |
| Transmission cable harness
| Connector, speed sensors N1, N2, N3
> Pin | Description
> N+ | supply connection
> N- | connection to ground
| Connector, temperature sensors / oil level sensors T-SUMP T-CONV
> |  | Sensors T-SUMP / T-CONV in connection with the transmission control unit E300
> Pin | Description
> 1 | connection to ground
> 2 | supply connection
> |  | Sensors T-SUMP / OIL-LVL in connection with transmission control unit E300.1 are combined oil level/temperature sensors.
> Pin | Description
> S-GND | connection to ground
> OIL-LVL | oil level signal
> S-GND | connection to ground
> T-Sump | temperature signal
| Connector, solenoid valves
> |  | Solenoid valve, controlled: (EK DK SK PB TB RBK)
> Pin | Description
> 1 | Measuring coil: supply connection
> 2 | Operating coil: connection to ground
> 3 | Measuring coil: connection to ground
> 4 | Operating coil: supply connection
> Solenoid valves, not controlled: (WP WR RGB)
> Pin | Description
> 1 | free
> 2 | Operating coil, connection to ground
> 3 | free
> 4 | Operating coil: supply connection
| TIM connector
> Pin | Description
> 1 | TIM- | connection to ground
> 2 | TIM+ | supply connection
| K-line interface / level converter for serial interface
> |  | Interface, vehicle side
> Pin | Description
> 1 | +24V
> 2 | -Batt
> 3 | free
> 4 | free
> 5 | free
> 6 | free
> 7 | free
> 8 | K-line
> 9 | free
> 10 | K-line overridden to pin 8 in the transmission control unit
> 11 - 16 | free
> Pin | Description
> 1-4 | free
> 5 | -Batt
> 6 | K-line
> 7 | free
> 8 | +24V
> 9-15 | free
> |  | Interface, serial port to PC
> Pin | Description
> 1 | free
> 2 | K-line
> 3 | L-line
> 4 | free
> 5 | -Batt
> 6-9 | free
| K-line interface / level converter for the USB interface
> |  | Interface, vehicle side
> Pin | Description
> 1 | +24V
> 2 | -Batt
> 3 | free
> 4 | free
> 5 | free
> 6 | free
> 7 | free
> 8 | K-line
> 9 | free
> 10 | K-line overridden to pin 8 in the transmission control unit
> 11 - 16 | free
> |  | Status LEDs at the interface
> LED | Color | Behavior
> USB | orange | Lights up if connection is active, flashes during data transmission.
> Status | green | Lights up permanently if device in Boot Loader mode; flashes with 1 Hz if device in Firmware mode.
> UBat | green | Lights up if UBAT (9-30V) is connected.
> CAN data | green | Blinks during CAN data transmission.
> J1708 | orange | Blinks during J1708 data transmission.
> K-line | green | Flashes during data transmission on the K-line
> For further information on the K-line interface with a USB interface, please refer to the help for the "HS Light USB" product made by samtec. If you follow this link, please click the "Open" button in the following window "File Download Safety Warning".
| Diagnosis port at the vehicle
> Pin | Description
> 1 | +24V
> 2 | -Batt
> 3 | free
> 4 | free
> 5 | free
> 6 | free
> 7 | free
> 8 | K-line
> 9 | free
> 10 | K-line overridden to pin 8 in the transmission control unit
> 11 - 16 | free
Several vehicle types require adapter connectors between level converter and vehicle diagnostic port. For further information, please see: Adapter.
| Further topics:
More information on: Adapter More information on: ALADIN installation More information on: ALADIN removal More information on: FAQ Up > Higher-level section © by Voith Turbo GmbH & Co. KG send remarks to joachim.ehleiter@voith.com (electronic department) or r.theilacker@voith.com (electronic department)