Volkswagen Passat 1995 Official Factory Repair Manual page 1316

Components of engine, checking
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If specified values are not obtained:
- Replace Engine Speed (RPM) Sensor -G28-
Page 24-11 , item 24 .
- Erase DTC memory of Engine Control Module
(ECM) Page ST-26
Reset/erase diagnostic data.
- Generate readiness code
If no DTC is found on sensor:
- Connect test box to control module wiring
harness Page ST-11
wiring test.
- Check wires between test box and 3-pin
connector to Engine Control Module (ECM) for
open circuit according to wiring diagram.
Terminal 1 + socket 67
Terminal 2 + socket 68
Terminal 3 + socket 56
Wire resistance: max. 1.5
- Check wires for short circuit to each other, to
vehicle Ground (GND) and to B+.
Specified value:
Page 39 of 62
24-63
, Diagnostic mode 4:
Page ST-52 .
, connect test box for
6/12/2004