Inspection Of The Engine Temperature Sensor; Inspection Of The Neutral Switch (Except For Mf) - TOHATSU MFS 25D Service Manual

Electrical System
8) Inspection of the Engine
Temperature Sensor
Remove the part to test it as a separate unit.
Remove the engine temperature sensor 1 from the
1.
engine.
2. Place the engine temperature sensor in a vessel
containing water and slowly heat the water. To measure
the resistance at low temperatures, place the sensor in ice
water, refrigerator, etc. to cool the sensor.
3. Measure the engine temperature sensor resistance.
Replace it if the value is not as specified.
Engine Temperature Resistance
(Reference Value):
Between terminals
At about 5
At about 25
At about 100
9) Inspection of the Neutral Switch
(Except for MF)
This test can be conducted without removing the
part.
1. Check the conductivity of the neutral switch. Replace it if it
is not conductive.
Switch Position
Free a
Pushed (shift in) b
8-24
Lead Wire Color
Green (G) Green (G)
b a
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