Volkswagen Passat 1995 Official Factory Repair Manual page 1097

Multiport fuel injection and ignition system
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- Connect multimeter using adapter cables from
VW 1594 to measure voltage at terminals 4 and
7 of connector.
Specification: 4.0-6.0 volts
- Switch ignition off.
If the specifications are not attained:
- Connect VAG 1598/18 test box to ECM wiring
harness.
- Check wiring between test box and 8-pin
connector for open circuit according to wiring
diagram.
Terminal 3 and test box socket 10
Terminal 4 and test box socket 41
Terminal 7 and test box socket 33
Resistance: maximum 1.5 ohms ( )
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6/12/2004