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Created 12.07.2008

Pinassingment of the 25 pin ECU plug versus the 28 pin engine bay plug from the 043 906 022 E ECU
Pinbelegung

Anschluss-Stecker Kabel
Draufsicht

Originalstecker

191 906 365

T25 T28 Description Color
1 plus connection injector valves from fuel pump relay red
8 Plus connection (15) in Digifant muliport fuel injection wiring harness, pin 2 idle valve, pin 3 ignition coil, black
9 ground connection for heating of oxygen sensor brown/black
10 engine oil pressure sensore green/red
17 Ignition transformer Pin 1, ground connection to/from instrument panel
18 Generator to warning light in speedometer blue
21 plus connection from fuel pump relay for heating of oxygen sensor red/black
23 Backup light switch black/grey
27 Plus from ECM relay to EVAP valve pin 2 brown/black
1 input +, ignition switch - starter pin 50 red/black
2 7 input +, from heated oxygen sensor, lambda probe, pin 4 green
3 output -, from ecu switched ground line for fuel pump relay, wired over alarm system control module pin 22 and 23 red/yellow
4 11 output - to idle air control valve pin 1 white
5 12 output - to EVAP valve pin 1 green/yellow
6 4 ground connection in Digifant muliport fuel injection wiring harness brown/white
7 26 ground connection in Digifant muliport fuel injection wiring harness brown
8 14 output +, current for hallsensor red/black
9 19 input +, from intake air temperature sensor violet/black
10 3 input +, from engine temperature sensor brown/red
11 16 output +, pin 2 of throttle position sensor yellow/red
12 2 output - to injection valves brown
13 Ground connection transmission harness brown
14 input + from ECM relay black/yellow
15 not used
16 ??? former ground connection
17 15 input +. from pin 1 of throttle postion sensor blue
18 13 input +, from camshaft position sensor, hallsensor pin 2 green/white
19 22 output -, to heated oxygen sensor pin 3 red
20 OBD plug in engine compartment pin 1 grey/white
21 not used
22 output - to switch ECM relay black/white
23 6 output +(-) to ignition transformer pin 2 green/black
24 not used
25 not used