Volkswagen Passat 1995 Official Factory Repair Manual page 1924

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Multiport fuel injection and ignition system
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU07.24.1
Check wiring
- Connect VAG 1598/18 test box to ECM wiring
harness (arrow).
- Connect multimeter using test leads from VW 1594
to measure resistance at test box sockets 01 and
40 and check wiring for short circuit to Ground
(GND).
Specification:
ohms
- Set multimeter to voltage measurement range.
- Switch ignition on.
- Check wiring for short circuit to positive (B+), if
necessary note voltage value.
- Switch ignition off.
- Disconnect 8-pin connector from throttle valve
control module -J338-.
Continuation if voltage is present:
If voltage of about 5 volts was present:
- Connect multimeter using test leads from VW 1594
to measure resistance at test box sockets 40 and
41 and check wiring for short circuit to one
another.
Specification:
ohms
Page 85 of 126
W)
W)
12/6/2004
24-83

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