Components and Connectors (contd.)

Make

Alfa Romeo

Model

145/146 Electrical System Diagnosis Manual, Volume 3

Year

1994–2001

Section

Air Conditioner › Components and Connectors (contd.)

145 electrical system diagnosisComponents and Connectors (contd.)

Components and Connectors (contd.)

Alarm control unit (*)	N45 B	Engine fan additional resistance	O22
	N45 B		O22
				1GRY-GRN • G241	2.5LTB • G1
10RN-WHT • G241	2.5LTB-WHT • G1
2.5WHT • G314	6BLK • P2
6BLK • I100	6BLK • I100

Engine water cooling fan	P2	Min. and max. sensor pressure contact (Trinary)	O20
	P2		O20
				6BLK • I100	1GRY-BLK • Q42
2.5BLK • O22	1BLK • G53c
6RED • G254	1.5BLK • G53b

Set of conditioner relays and fuses	Q41 A	Set of conditioner relays and fuses	Q41 C
	Q41 A		Q41 C
				2.5WHT-RED • G314	1WHT • G314
10RN-WHT • Q67	4NRO • G53a
1GRY-BLK • Q20

Conditioner solenoid delaying device (*)	Q42	Compressor disengagement control unit	Q57
	Q42		Q57
				1RED • L33	10RN-WHT • Q41
1RED • I100	1GRY-BLK • Q20
1WHT-BLK • L33	1WHT-BLK • G1

(*) Versions without ALFA ROMEO CODE, but with anti-theft system

(*) Variant from chassis no....

01 Diagnostics