European D.I.N. Terminal Designation

In order to assist you in tracing wiring problems related to European DIN components, we are reprinting the following list. Please note that the codes are from a 1983 Alfa Romeo, but they are fairly universal among Alfa Romeo, Fiat and Lancia cars.

General
Terminal	Significance
1	Low voltage (ignition coil, distributor)
4	High voltage (ignition coil, distributor)
15	Switched positive output,.from battery, ignition switch
15 a	Output at ballast resistor to ignition coil
30	Input direct from battery positive
31	Return direct to battery
31 b	Return to battery negative via switch or relay
48	Control of starting terminal at starter motor
49	Turn signal flasher ( pulse generator) input
49 a	Turn signal flasher output(pulse generator)
49 b	Turn signa1 f1asher output/second flasher output
49 c	Turn signal f1asher output/third flasher output
50	Starting motor control (direct)
50 a	Starting motor control output at series parallel switch
50 c	Starting motor relay input for follow up
51	DC voltage at rectifier of AC alternator
53	Wiper motor output (+)
53 a	Wiper (+), parking
53 b	Wiper (shunt winding)
53 c	Windshield washer pump
53 e	Wiper (brake winding)
53 i	Wiper motor third brush (high speed)
55	Fog lamp
56	Head lamp
56 a	Upper beam & indicator
56 b	Lower beam
56 d	Head lamp flasher contact
57	Side marker lamp
57 a	Parking lamp
58	Side marker, 1icense plate light
59	AC voltage output rectifier input
59 a	Charging armature output
59 b	Tail lamp armature output
59 c	Stop lamp armature output
61	Charge indicator
71	Horn sequence control device
71 a	To horns 1 + 2 low
71 b	To horns 1 + 2 high
75	Radio, cigar lighter
76	Speaker

Switches
Terminal	Significance
81	Break and transfer controls, input
81 a	First Output
81 b	Second Output
82	Make contact, input
82 a	Make contact, first input
82 b	Make contact, second input
82 z	Make contact, first input
82 y	Make contact, second input
83	Input
83 a	Output position 1
83 b	Output position 2

Current Relays
Terminal	Significance
84	Drive system and relay contact input
84 a	Drive system output
84 b	Relay contact, output

Switching Relays
Terminal	Significance
85	Drive system, output (end of winding negative or ground)
86	Drive system, input start of winding
86 a	Start of winding or first winding
86 b	Winding tap or second winding
87	Relay contact for brake contact and transfer contact, input
87 a	First output
87 b	Second output
87 c	Third output
87 z	First input
87 x	Third input
88	Relay contact for make contact input
88 a	First output
88 b	Second output
88 c	Third output
88 z	First input contact
88 y	Second input
88 x	Third input

Generator and Generator Regulator
Terminal	Significance
B +	Battery positive
B -	Battery negative
D +	Dynamo positive
D -	Dynamo negative
D f	Dynamo field
J	Alternator with separate rectifier excitation winding positive
K	Excitation winding negative
M p	Center point terminal
U,V,W	Alternator three-phase AC terminals

View Articles/Videos Index

International Auto Parts
PO Box 9036, Charlottesville, VA 22906
international-auto.com - 800-953-0813
sales@international-auto.com

All Technical Bulletins and Tech Tips contained on this website are based on our own experience, and are not necessarily "factory approved." While we make a reasonable effort to verify the information contained in them, we assume no liability for the use or misuse of the information offered.

*Overseas customers please note that our entire website is based on US-spec cars, as sold before the manufacturer left the US market: up to 1985 (Fiat/Lancia) and 1995 (Alfa Romeo). We do not carry parts for current models.

Alfa Romeo, Fiat and Lancia Parts Since 1971

European D.I.N. Terminal Designation