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Relay and fuse carrier in electronics box
R1 - Terminal 15 voltage supply relay -J329-
R2 - Voltage supply relay (terminal 50) -J682-
R3 - Current supply relay for engine components -J757-
R4 - Motronic current supply relay -J271-
Electrical connectors
1 - 3-pin connector (green) for knock sensor 1 -G61-
2 - 3-pin connector (brown) for knock sensor 2 -G66-
3 - Oil pressure sender -G10-
4 - Engine speed sender -G28-
5 - 3-pin electrical connector (grey) for engine speed sender -
G28-
Fitting locations of components below intake manifold
1 - Knock sensor 1 -G61-
2 - Knock sensor 2 -G66-
3 - Oil pressure sender -G10-
4 - 3-pin connector (brown) for knock sensor 2 -G66-
5 - 3-pin electrical connector (grey) for engine speed sender -
G28-
6 - Electrical connector for Hall sender -G40- and fuel pressure
sender -G247-
7 - 8-pin connector for injectors
Charge air pressure sender -G31- -1-
Audi A3 2004 ➤
Direct petrol injection and ignition system (4-cyl. 2.0 ltr. 4-valve turbo) - Edition 11.2005
1. Servicing injection system 11