Group 30: Electrical system
Malfunctions
29
Measurements
Check speed sensor, flywheel
Special tools: Multimeter 9812519,
Adapter cable 88890016, Measurebox 9998699
Check 1
1. NOTE! Cut the current with the main switch.
2. Connect adapter cable 88890016 and the mea-
surebox 9998699 with the engine connector. Do
not connect the MDI.
3. Use multimeter 9812519 to measure resistance.
Measurement points
Nominal value
17 - 18 R
≈
0.9 k
Ω
4. Remove the sensor from the flywheel casing.
Check that the sensor has no external damage
and that no metal chips are stuck on the sensor.
5. Use multimeter 9812519 for a AC voltage mea-
surement.
6. Move a metal object rapidly back and forwards not
more than 1 mm in front of the sensor. Check that
the multimeter gives a reading.
7. Install the sensor.
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