Volkswagen Passat 1995 Official Factory Repair Manual page 1949

Multiport fuel injection and ignition system
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Checking voltage supply terminal 30
- Switch ignition off.
- Connect VAG 1598/18 test box to ECM wiring
harness (arrow).
- Connect multimeter using test leads from VW 1594
to measure voltage at test box sockets 1 and 54.
Specification: 12-14.5 volts
If the specification is not attained:
- Check wiring according to wiring diagram.
Checking voltage supply terminal 15
- Switch ignition off.
- Connect VAG 1598/18 test box to ECM wiring
harness (arrow).
- Switch ignition on.
- Connect multimeter using test leads from VW 1594
to measure voltage at test box sockets 1 and 23.
Specification: 12-14.5 volts
If the specification is not attained:
- Check wiring according to wiring diagram.
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12/6/2004