ECU pin assignment

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Producer	Type	Ground KL.31	+12V Perm. KL.30	+12V Ign. KL.15	Diagnosis	CAN-L	CAN-H
SPI-Box 9-Pin		4	5		1/2
OBD2-Conncector		5	16		7	14	6
BMW circular connector		19	14		17/20	14	6
MB 38pol Diagnosis		1	3		4

Producer	Type	ECU	Ground KL.31	+12V Perm. KL.30	+12V Ign. KL.15	Diagnosis	CAN-L	CAN-H
Audi		SIMOS6	B1	B92	B87
BMW	V8/97	M5.2	55	26	54, 60	88
BMW	V8/99-	ME7	1-4	1-7	4-26	4-32	4-37	4-36
BMW	530D	530D	1-4	1-1	4-26	4-32	4-37	4-36
BMW	2.0D, 3.0D	EDC16	2-2	2-1	2-7	2-8	2-33	2-46
BMW	2.0 - 2.8i	MS41	28	26	54, 60	88	-	-
BMW	2.0 - 2.8i	MS42	1-4	1-7	4-26	4-32	4-37	4-36
BMW	2.0 - 3.0i	MS45	1-4	1-7	4-26	4-32	4-37	4-36
BMW	M3	MSS50	28	26	56	88	85	86
Ford	Mondeo TDCI	Delphi	1		4
Jaguar	XKR		10-23	??	10-1		10-25	10-26
Jaguar	S-2.7D V6	SID201	SW 1M	SW 3K	SW 4K
MB	2.3 - 6.0L	ME1.0	26	35	36?,25?	55	61	60
MB	2.3 - 6.0L	ME2.0	A3	B4	A2		C11	C12
MB	230-500	ME2.8	5-7	5-3	5-9	4-29,39
MB	600 Biturbo	ME2.7.1	5-7	5-3	5-9,4-31	4-29,39
MB	SL55K	ME2.8.1	5-7	5-3	5-9,4-31	4-29,39
MB	230-300D	TDI V2.0	18 ?	55,37 ?	47 ?	50
MB	200-320D	CR2	1-4	1-7	2-13	3-28	2-12	2-11
Opel	1.7 DCI	1.7 DCI Y17DT	M38, M54, M55	K2, K19, K52	K1, K17	K54
Opel	Turbo Coupe	Z22LET	X79-13	X79-18, X79-51	?	X79-2
Peugeot	307HDI	SID803	SW G4	GR G4	SW C3
VAG	1.8T,	ME7	1	3	62	43	58	60
VAG	1.9TDI PD	PD1.0	4	37	2	16	6	7
VAG	1.9TDI PD	V4.1	4	37	2	16	6	7

BMW circular connector: View of the socket

Pin- number Clamp Wire color 1 TD SW 2 CANH SW 3 CANL GE 4 Screen   5 -   6 Speedo A SW/WS 7 SI WS/GN 8 - SW/GR 9 - SW/BL 10 - SW/RT 11 -   12 61 (D+) BL 13 -   14 30 RT 15 RXD WS/GE 16 15S GN/WS 17 TXD II WS/VI 18 PGSP WS/GN (GN/BL **) 19 31 BR (BR/OR **) 20 TXD WS/VI ** 6-Zyl. Gasoline

OBD2-Conncector: View of the socket