| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|
| 1 |   | Not occupied |   | 
|   |   |   | 
| 2 | E | USA Signal Diagnostic module, fuel tank leakage | Diagnostic module, fuel tank leakage | 
|   |   |   | 
| 3 | A | Signal, secondary air pump | Secondary air pump relay | 
|   |   |   | 
| 4 | A | Signal, electric fan | Electric fan | 
|   |   |   | 
| 5 | M | Ground | Ground point | 
|   |   |   | 
| 6 |   | Not occupied |   | 
|   |   |   | 
| 7 | M | Ground, accelerator pedal position sensor | Accelerator pedal module | 
|   |   |   | 
| 8 | E | Signal, accelerator pedal position sensor | Accelerator pedal module | 
|   |   |   | 
| 9 | A | Supply, accelerator pedal position sensor | Accelerator pedal module | 
|   |   |   | 
| 10 | A | Activation, fuel pump relay | Fuel pump relay | 
|   |   |   | 
| 11 |   | Not occupied |   | 
|   |   |   | 
| 12 | M | Ground, accelerator pedal position sensor | Accelerator pedal module | 
|   |   |   | 
| 13 | E | Signal, accelerator pedal position sensor | Accelerator pedal module | 
|   |   |   | 
| 14 | A | Supply, accelerator pedal position sensor | Accelerator pedal module | 
|   |   |   | 
| 15 | M | USA Ground Secondary air - hot-film air-mass meter | Secondary air - hot-film air-mass meter | 
|   |   |   | 
| 16 |   | Not occupied |   | 
|   |   |   | 
| 17 | A | TD signal | Connector X243 | 
|   |   |   | 
| 18 | A | Signal, exhaust flap | Exhaust flap | 
|   |   |   | 
| 19 | A | Signal, E-box fan | E-box fan | 
|   |   |   | 
| 20 | E | USA Signal Diagnostic module, fuel tank leakage | Diagnostic module, fuel tank leakage | 
|   |   |   | 
| 21 | A | Signal Solenoid, radiator shutter | Solenoid, radiator shutter | 
|   |   |   | 
| 22 | E | Signal, processed wheel speed, rear right | Dynamic stability control (DSC) | 
|   |   |   | 
| 23 | E | Signal, clutch switch | Clutch switch module | 
|   |   |   | 
| 24 | E | Brake light signal | Connector X181 | 
|   |   |   | 
| 25 | E | Signal, oil pressure switch | Oil pressure switch | 
|   |   |   | 
| 26 | E | Wake-up signal, terminal 15 | Connector , terminal 15 wake-up signal | 
|   |   |   | 
| 27 |   | Not occupied |   | 
|   |   |   | 
| 28 | E | Brake light test signal | Connector X1179 | 
|   |   |   | 
| 29 |   | Not occupied |   | 
|   |   |   | 
| 30 | E | USA Signal Diagnostic module, fuel tank leakage | Diagnostic module, fuel tank leakage | 
|   |   |   | 
| 31 |   | Not occupied |   | 
|   |   |   | 
| 32 |   | Not occupied |   | 
|   |   |   | 
| 33 | E | Signal, electronic vehicle immobilizer | Car access system | 
|   |   |   | 
| 34 |   | Not occupied |   | 
|   |   |   | 
| 35 |   | Not occupied |   | 
|   |   |   | 
| 36 | A/E | Signal PT-CAN high | CAN-bus connector | 
|   |   |   | 
| 37 | A/E | Signal PT-CAN low | CAN-bus connector | 
|   |   |   | 
| 38 | E | Signal, coolant temperature | Temperature sensor at radiator outlet | 
|   |   |   | 
| 39 | E | Signal, coolant temperature | Temperature sensor at radiator outlet | 
|   |   |   | 
| 40 | E | Start signal | Car access system | 
|   |   |   | 
		
	
	
	
| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|
| 1 | A | Signal, oxygen sensor heating | Oxygen sensor before catalytic converter | 
|   |   |   | 
| 2 | A | Signal, oxygen sensor heating | Oxygen sensor 2 before catalytic converter | 
|   |   |   | 
| 3 |   | Not occupied |   | 
|   |   |   | 
| 4 |   | Not occupied |   | 
|   |   |   | 
| 5 |   | Not occupied |   | 
|   |   |   | 
| 6 | A | Signal, oxygen sensor heating | Oxygen sensor behind catalytic converter | 
|   |   |   | 
| 7 | E | Ground Oxygen sensor before catalytic converter | Oxygen sensor before catalytic converter | 
|   |   |   | 
| 8 | E | Ground Oxygen sensor 2 behind catalytic converter | Oxygen sensor 2 behind catalytic converter | 
|   |   |   | 
| 9 | E | Ground Oxygen sensor 2 before catalytic converter | Oxygen sensor 2 before catalytic converter | 
|   |   |   | 
| 10 | E | Ground Oxygen sensor behind catalytic converter | Oxygen sensor behind catalytic converter | 
|   |   |   | 
| 11 |   | Not occupied |   | 
|   |   |   | 
| 12 | A | Signal, oxygen sensor heating | Oxygen sensor 2 behind catalytic converter | 
|   |   |   | 
| 13 | E | Signal, oxygen sensor | Oxygen sensor before catalytic converter | 
|   |   |   | 
| 14 | E | Signal, oxygen sensor | Oxygen sensor 2 behind catalytic converter | 
|   |   |   | 
| 15 | E | Signal, oxygen sensor | Oxygen sensor 2 before catalytic converter | 
|   |   |   | 
| 16 | E | Signal, oxygen sensor | Oxygen sensor behind catalytic converter | 
|   |   |   | 
| 17 |   | Not occupied |   | 
|   |   |   | 
| 18 |   | Not occupied |   | 
|   |   |   | 
| 19 | E | Signal, oxygen sensor | Oxygen sensor before catalytic converter | 
|   |   |   | 
| 20 | E | Signal, oxygen sensor | Oxygen sensor before catalytic converter | 
|   |   |   | 
| 21 | E | Signal, oxygen sensor | Oxygen sensor 2 before catalytic converter | 
|   |   |   | 
| 22 | E | Signal, oxygen sensor | Oxygen sensor 2 before catalytic converter | 
|   |   |   | 
| 23 |   | Not occupied |   | 
|   |   |   | 
| 24 |   | Not occupied |   | 
|   |   |   | 
		
	
	
	
| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|
| 1 |   | Not occupied |   | 
|   |   |   | 
| 2 | E | Signal, intake pipe pressure sensor | Intake pipe pressure sensor | 
|   |   |   | 
| 3 | E | Signal, hot film air mass meter | Hot-film air mass meter | 
|   |   |   | 
| 4 | E | 5 V supply | Intake pipe pressure sensor | 
|   |   |   | 
| 5 | E | Signal Hot-film air mass meter | Hot-film air mass meter | 
|   |   |   | 
| 6 | A | Signal, fuel injector | Fuel injector, cylinder 4 | 
|   |   |   | 
| 7 | A | Signal, fuel injector | Fuel injector, cylinder 5 | 
|   |   |   | 
| 8 | A | Signal, fuel injector | Fuel injector, cylinder 6 | 
|   |   |   | 
| 9 | A | Signal, VANOS valve | VANOS solenoid valve 2, intake | 
|   |   |   | 
| 10 | A | Signal, VANOS valve | VANOS solenoid valve, intake | 
|   |   |   | 
| 11 | A | Signal, fuel injector | Fuel injector, cylinder 7 | 
|   |   |   | 
| 12 | A | Signal, thermostat heating | Characteristic map thermostat | 
|   |   |   | 
| 13 | A | Signal, fuel injector | Fuel injector, cylinder 1 | 
|   |   |   | 
| 14 | E | Ground, analogue | Ground connector X6460 | 
|   |   |   | 
| 15 |   | Not occupied |   | 
|   |   |   | 
| 16 | E | Signal, camshaft sensor | Exhaust camshaft sensor | 
|   |   |   | 
| 17 | E | Signal, camshaft sensor | Exhaust camshaft sensor 2 | 
|   |   |   | 
| 18 | A/E | Signal, VVT control module | Variable valve timing gear control module | 
|   |   |   | 
| 19 | A/E | BSD signal | Connector X6038 | 
|   |   |   | 
| 20 | A | Signal, VANOS valve | VANOS solenoid valve, exhaust | 
|   |   |   | 
| 21 | A | Signal, fuel tank vent valve | Fuel tank vent valve | 
|   |   |   | 
| 22 |   | Not occupied |   | 
|   |   |   | 
| 23 | A | Signal, VANOS valve | VANOS solenoid valve 2, exhaust | 
|   |   |   | 
| 24 | A | Signal, fuel injector | Fuel injector, cylinder 2 | 
|   |   |   | 
| 25 | A | Signal, fuel injector | Fuel injector, cylinder 8 | 
|   |   |   | 
| 26 | A | Signal, fuel injector | Fuel injector, cylinder 3 | 
|   |   |   | 
| 27 | A | Signal, crankshaft sensor | Crankshaft sensor | 
|   |   |   | 
| 28 | E | Signal, coolant temperature | Engine coolant temperature sensor | 
|   |   |   | 
| 29 | E | Signal, camshaft sensor | Intake camshaft sensor | 
|   |   |   | 
| 30 | E | Signal, camshaft sensor | Intake camshaft sensor 2 | 
|   |   |   | 
| 31 | E | Signal, throttle valve position | Electric throttle valve | 
|   |   |   | 
| 32 | E | Signal, throttle valve position | Electric throttle valve | 
|   |   |   | 
| 33 | E | Signal, knock sensor | Knock sensor | 
|   |   |   | 
| 34 | E | Signal, knock sensor | Knock sensor | 
|   |   |   | 
| 35 | E | Signal, knock sensor | Knock sensor 2 | 
|   |   |   | 
| 36 | E | Signal, knock sensor | Knock sensor 2 | 
|   |   |   | 
| 37 | E | Ground, digital | Ground connector X6450 | 
|   |   |   | 
| 38 | A/E | Signal, CAN-bus | Variable valve timing gear control module | 
|   |   |   | 
| 39 |   | Not occupied |   | 
|   |   |   | 
| 40 | A | Signal, actuator for variable intake system | Valve, individual control intake system | 
|   |   |   | 
| 41 | A | Signal, actuator for variable intake system | Valve, individual control intake system | 
|   |   |   | 
| 42 | A | Signal, actuator for electric throttle valve | Electric throttle valve | 
|   |   |   | 
| 43 | A | Signal, actuator for electric throttle valve | Electric throttle valve | 
|   |   |   | 
| 44 | A | 5 V supply | Hot-film air mass meter | 
|   |   |   | 
| 45 |   | Not occupied |   | 
|   |   |   | 
| 46 | E | Signal, knock sensor | Knock sensor | 
|   |   |   | 
| 47 | E | Signal, knock sensor | Knock sensor | 
|   |   |   | 
| 48 | E | Signal, knock sensor | Knock sensor 2 | 
|   |   |   | 
| 49 | E | Signal, knock sensor | Knock sensor 2 | 
|   |   |   | 
| 50 | A | Supply, electric throttle valve | Electric throttle valve | 
|   |   |   | 
| 51 | A/E | Signal, CAN-bus | Variable valve timing gear control module | 
|   |   |   | 
| 52 | E | Ground, electric throttle valve | Electric throttle valve | 
|   |   |   | 
		
	
	
	
| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|
| 1 | A | Signal, ignition coil | Ignition coil, cylinder 3 | 
|   |   |   | 
| 2 | A | Signal, ignition coil | Ignition coil, cylinder 4 | 
|   |   |   | 
| 3 | A | Signal, ignition coil | Ignition coil, cylinder 1 | 
|   |   |   | 
| 4 | A | Signal, ignition coil | Ignition coil, cylinder 7 | 
|   |   |   | 
| 5 | M | Ground | Ground point | 
|   |   |   | 
| 6 | A | Signal, ignition coil | Ignition coil, cylinder 8 | 
|   |   |   | 
| 7 | A | Signal, ignition coil | Ignition coil, cylinder 2 | 
|   |   |   | 
| 8 | A | Signal, ignition coil | Ignition coil, cylinder 6 | 
|   |   |   | 
| 9 | A | Signal, ignition coil | Ignition coil, cylinder 5 | 
|   |   |   |