Me7.4.5 Pinout !!top!! ❲HIGH-QUALITY — 2027❳

| Pin | Signal Description (ENG) | |---|---| | A1 | Engine cooling fan diagnostic information | | A2 | Not used | | A3 | CAN I/S High (CAN-H) | | A4 | CAN I/S Low (CAN-L) | | B1 | Engine cooling fan control 1 | | B2 | Start-up control ("Hands-Free") | | B3 | Alternator charging information | | B4 | Diagnostic K-Line | | C1 | Engine cooling fan control 2 | | C2 | Not used | | C3 | Not used | | C4 | Brake pedal switch signal | | D1 | Clutch pedal contact switch | | D2 | Refrigerant pressure sensor ground | | D3 | Refrigerant pressure sensor power | | D4 | Refrigerant pressure sensor ground | | E1 | Accelerator pedal position sensor 2 | | E2 | Accelerator pedal position sensor 1 | | E3 | Accelerator pedal position sensor power | | E4 | Accelerator pedal position sensor ground | | F1 | Accelerator pedal jamming signal | | F2 | Power relay control | | F3 | Main relay control | | F4 | Remote wake-up from sleep mode | | G1 | Ground (chassis) | | G2 | Not used | | G3 | Accelerator pedal position sensor ground 2 | | G4 | Ground (chassis) | | H1 | Ground (chassis) | | H2 | +12V Main ECU power | | H3 | Not used | | H4 | Ground (chassis) |

The ME7.4.5 ECU has a total of 144 pins, divided into several connectors. The pinout is as follows:

: Connects to vital engine sensors such as the Crankshaft Sensor (B13), Camshaft Sensor (B12), and Turbo Pressure Sensor (B10). me7.4.5 pinout

Main connector — typical pin assignments (left/right and pin numbers vary by shell; listed as pin number → signal):

Several resources were used to compile this guide. For further information, consider consulting these sources, which were invaluable in creating this article. | Pin | Signal Description (ENG) | |---|---|

| | Pin: | Signal Type / Description | |:---|:---:|:---| | A | A3 | Power Supply (PWR / Batt+) | | C | C? | Power Supply (PWR / Batt+) | | ? | ? | Main Ground (GND) | | ? | ? | Main Ground (GND) | | ? | F4 | Switched Power (IGN / ACC) |

: Remove one specific resistor on the ECU board and add two 6.8k ohm resistors . For further information

| Pin | Connector | Signal | Type | Notes | |-----|-----------|--------|------|-------| | | T80 | Injector Cyl 1 | Output | Ground-switched | | A5 | T80 | Injector Cyl 3 | Output | | | A6 | T80 | Injector Cyl 4 | Output | | | A9 | T80 | Injector Cyl 2 | Output | | | A23 | T80 | Ignition Coil 1 | Output | Logic level to power stage | | A24 | T80 | Ignition Coil 2 | Output | | | A27 | T80 | Ignition Coil 4 | Output | | | A28 | T80 | Ignition Coil 3 | Output | | | A29 | T80 | Camshaft Position (G40) | Input | Hall sensor | | A30 | T80 | Knock Sensor 1 | Input | Shielded | | A31 | T80 | Knock Sensor 2 | Input | Shielded | | A38 | T80 | Lambda 1 (front) | Input | Wideband (0-5V) | | A39 | T80 | Lambda 1 heater | Output | PWM | | A42 | T80 | Engine Speed (G28) | Input | Crank position | | A55 | T80 | MAP Sensor | Input | 0-5V absolute | | A62 | T80 | Throttle Position (G69) | Input | 0-5V | | A64 | T80 | Intake Air Temp (G42) | Input | NTC sensor | | A70 | T80 | Coolant Temp (G62) | Input | NTC sensor | | B1 | T60a | ECU Main Relay (J271) | Output | Activates relay coil | | B3 | T60a | Ignition switched +12V | Power | Terminal 15 | | B7 | T60a | Permanent +12V | Power | Terminal 30 (keep-alive) | | B12 | T60a | CAN High | Comm | Diagnostic / ABS / Cluster | | B13 | T60a | CAN Low | Comm | | | B20 | T60a | K-Line (OBD) | Comm | Diagnostic line | | B23 | T60a | Ground (sensor return) | Power | Sensor GND | | B29 | T60a | Ground (power) | Power | Main ECU ground | | B30 | T60a | Ground (power) | Power | Main ECU ground | | C1 | T60b | A/C Compressor Request | Input | From HVAC | | C4 | T60b | Brake Light Switch | Input | | | C9 | T60b | Clutch Pedal Switch | Input | For cruise & launch | | C16 | T60b | Power Steering Pressure | Input | PS switch | | C17 | T60b | Radiator Fan (low) | Output | Relay control | | C23 | T60b | A/C Compressor Enable | Output | To clutch relay |