Volkswagen Passat 1995 Official Factory Repair Manual page 1907

Multiport fuel injection and ignition system
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU07.24.1
Checking wiring
- Switch ignition off.
- Connect VAG 1598/18 test box to ECM wiring
harness (arrow).
- Check wiring between test box and 4-pin
connector for open circuit according to wiring
diagram.
Terminal 2 and test box socket 16
Terminal 4 and test box socket 17
Resistance: max. 1.5 ohms
- Additionally, check 4-pin connector terminals for
short circuit to one another.
Terminal 4 and test box socket 16
Specification: ohms
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