SMG Control Module X53004 Connector End View
Pin Assignments At Plug Connector X53004
| Pin | Type | Description /Signal type | Connection /Measuring notes |
|---|---|---|---|
| 1 | Not used | ||
| 2 | A | Voltage output +5V | Connector X8089 |
| 3 | E | Signal, selection angle potentiometer 1 | Gear position sensor |
| 4 | M | Ground | Ground connector |
| 5 | E | Signal, selection angle potentiometer 2 | Gear position sensor |
| 6 | E | Signal, clutch sensor | Clutch position sensor, SMG |
| 7 | E | Signal, clutch sensor | Clutch position sensor, SMG |
| 8 | E | Signal, clutch position | Clutch position sensor, SMG |
| 9 | E | Signal, clutch position | Clutch position sensor, SMG |
| 10 | M | Negative activation Solenoid valve, shift path, back | Hydraulic unit SMG |
| 11 | E | Signal Transmission rpm sensor | Transmission rpm sensor |
| 12 | E | Signal, pressure sensor for hydraulic unit | Hydraulic unit SMG |
| 13 | E | Signal Transmission fluid temperature sensor | Transmission fluid temperature sensor |
| 14 | E | Signal, selection angle potentiometer 1 | Gear position sensor |
| 15 | E | Signal, selection angle potentiometer 2 | Gear position sensor |
| 16 | A | Activation Relay, hydraulic pump | Relay, hydraulic pump |
| 17 | Not used | ||
| 18 | M | Sensor ground, clutch position | Clutch position sensor, SMG |
| 19 | Not used | ||
| 20 | M | Negative activation Solenoid valve, shift path, forward | Hydraulic unit SMG |
| 21 | E | Signal, hydraulic temperature | Hydraulic unit SMG |
| 22 | Not used | ||
| 23 | M | Sensor ground, clutch position | Clutch position sensor, SMG |
| 24 | Not used | ||
| 25 | Not used | ||
| 26 | A/E | CAN bus high | SMG control module |
| 27 | A/E | CAN bus low | SMG control module |
| 28 | M | Negative activation Solenoid valve, clutch | Hydraulic unit SMG |
| 29 | A | Positive activation Solenoid valve, shift path, back | Hydraulic unit SMG |
| 30 | A | Positive activation Solenoid valve, clutch | Hydraulic unit SMG |
| 31 | M | Sensor ground | Ground connector |
| 32 | Not used | ||
| 33 | Not used | ||
| 34 | A | Voltage output +5V | Gear position sensor |
| 35 | Not used | ||
| 36 | A/E | CAN bus high | Digital motor electronics control unit |
| 37 | A/E | CAN bus low | Digital motor electronics control unit |
| 38 | M | Negative activation Solenoid valve, selection angle | Hydraulic unit SMG |
| 39 | A | Positive activation Solenoid valve, shift path, forward | Hydraulic unit SMG |
| 40 | A | Positive activation Solenoid valve, selection angle | Hydraulic unit SMG |