Pin Signal Descripion
1 E-> Fuel pump Relay
2 Not Used
3 E-> E30 Injector 1 & 3 / E36 Injector 2 & 4
4 Not Used
5 Not Used
6 E- Earth
7 Not Used
8 -> Spare Cable
9 Not Used
10 Not Used
11 -> Transmission Control Module (TCM) - Some Models (Automatics)
12 <- Throtlle Possiton Sensor (TPS)
13 Not Used
14 E- Volume Air Flow Sensor (VAF)
15 <- Knock Sensors 1 & 2
16 <- Camshaft Possition Sensor (CPS)
17 -> Instrument Panel & Trip Computer / Transmission Control Module (E36)
18 E-> Intake Manifold Air Control Solenoid
19 Not Used
20 Not Used
21 Not Used
22 Not Used
23 Not Used
24 E-> Ignition Coil Cylinder 3
25 E-> Ignition Coil Cylinder 1
26 <- Battery
27 E-> Engine Control Relay
28 E- Earth
29 E-> Idle Air Control (IAC) Valve
30 Not Used
31 Not Used
32 E-> E30 Injectors 2 & 4 / E36 Injectors 1 & 3
33 Not Used
34 E- Earth
35 Not Used
36 E-> Evaporative emission Canister Purge Valve (EVAP)
37 E-> Oxygen Sensor Heater Relay
38 Not Used
39 Not Used
40 Not Used
41 <- Volume Air Flow (VAF) Sensor
42 <- Knock Sensor 3 & 4
43 E- Engine Cooland Temperature (ECT) , Knock Sensor , Throtlle Possition Sensor (TPS)
44 <- Camshaft Possition Sensor (CMP)
45 Not Used
46 Not Used
47 Not Used
48 -> E36 A/C Compressor Clutch Relay
49 Not Used
50 Not Used
51 E-> Ignition Coil Cylinder 4
52 E-> Ignition Coil Cylinder 2
53 Not Used
54 <- Engine Control Relay
55 E- Earth
56 <- Ignition Switch
57 Not Used
58 Not Used
59 -> Throtlle Possition Sensor (TPS) , Volume Air Flow Sensor (VAF)
60 <- Data Link Connector (DLC)
61 Not Used
62 Not Used
63 Not Used
64 <- Transmission Control Module (TCM)
65 <- Transmission Control Module (TCM)
66 Not Used
67 <- Crankshaft Possition Sensor (CKP)
68 E- Crankshaft Possition Sensor (CKP)
69 Not Used
70 <- Heated Oxygen Sensor (HO2S)
71 E- Heated Oxygen Sensor (HO2S)
72 Not Used
73 <- Instrument Panel
74 -> A/C Control Module - If Fitted , Data Link Connector (DLC) , Instrument Panel
75 Not Used
76 <- Volume Air Flow (VAF) Sensor
77 <- Intake Air Temperature (IAT) Sensor
78 <- Engine Coolant Temperature (ECT) Sensor
79 Not Used
80 Not Used
81 <- E36 Alarm System Control Module , Trip Computer
82 Not Used
83 Not Used
84 Not Used
85 <- A/C Refrigerant Pressure Switch
86 <- A/C Control Module
87 <- Data Link Connector (DLC)
88 -> Data Link Connector (DLC)
-> = Output Signal
<- = Input Signal
E- = Earth
E-> = Output Signal Volts
OK It Cost Me 1 Hour And 43 Minutes (and some seconds :p) but There You Go ! If you need more just ask for it

This is the terminal side pinout picture :