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a. Disconnect the horn leads from the horn ter-
minals.
b. Connect the pocket tester ( 1) to the horn
terminals.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe
Horn terminal "1"
• Negative tester probe
Horn terminal "2"
c. Measure the horn resistance.
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2. Check:
• Horn sound
Faulty sound Replace.
EAS28211
CHECKING THE ENGINE TEMPERATURE
SENSOR
1. Remove:
• Engine temperature sensor
Refer to "CYLINDER HEAD" on page 5-6.
EWA14140
WARNING
• Handle the engine temperature sensor with
special care.
• Never subject the engine temperature sen-
sor to strong shocks. If the engine temper-
ature sensor is dropped, replace it.
2. Check:
• Engine temperature sensor resistance
Out of specification Replace.
Engine temperature sensor resis-
tance
210–220 @100 C (210–220
@212 F)
ELECTRICAL COMPONENTS
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a. Connect the pocket tester ( 100) to the en-
b. Immerse the engine temperature sensor "1"
TIP
Make sure that the engine temperature sensor
terminals do not get wet.
c. Place a thermometer "3" in the water.
d. Heat the water or let it cool down to the spec-
e. Measure the engine temperature sensor re-
1
2
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3. Install:
• Engine temperature sensor
EAS28230
CHECKING THE FUEL SENDER
1. Remove:
• Fuel sender
7-69
gine temperature sensor terminal as shown.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
in a container "2" filled with water.
ified temperatures.
sistance.
Engine temperature sensor
18 Nm (1.8 m·kgf, 13 ft·lbf)
(from the fuel tank)