Electric fan circuit
Function
Activates coolant radiator fan
Operation / Operating principle
When the ECU detects a temperature of approxi-
mately 101°C, it closes the connection between
the fan control relay excitation circuit and ground
Level in electrical circuit diagram:
electric fan
Position:
•
sensor: relay located in the front recess
of the chassis, to the right
•
connector: on relay
Electrical specifications:
•
relay normally open;
•
drive coil resistance 110 Ohm (+/- 10
%)
DIAGNOSTIC TOOL:STATUSES
Fan relay
•
on/off
DIAGNOSTIC TOOL:ACTIVATIONS
Fan
•
Energy is applied for 10 seconds to the
fan relay (36 in the electrical circuit di-
agram, position in the steering head-
stock recess, to the right; however,
CHECK the identification of the relay
with the colour of the cables). Electrical
continuity is required in the wiring for
the relay to activate correctly: no errors
are generated if the relay fails to acti-
vate
CAUTION
BEFORE CARRYING OUT ANY TROUBLESHOOTING,
CAREFULLY READ THE GENERAL TROUBLESHOOTING
CONCEPTS FOR ELECTRICAL DEVICES AT THE BEGIN-
NING OF THE CHECK AND CONTROL SECTION IN THE
ELECTRICAL SYSTEM CHAPTER.
DIAGNOSTIC TOOL: ELECTRICAL ERRORS
Electrical system
Tuono V4 1100 Factory
ELE SYS - 230
Содержание 2Q000504
Страница 1: ...SERVICE STATION MANUAL 2Q000504 Tuono V4 1100 Factory ...
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Страница 415: ...INDEX OF TOPICS POWER SUPPLY P SUPP ...
Страница 425: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Страница 463: ...INDEX OF TOPICS CHASSIS CHAS ...
Страница 493: ... Remove the lateral screw Remove the upper screw Remove the chain slider shoe Tuono V4 1100 Factory Chassis CHAS 493 ...
Страница 508: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Страница 510: ...Operating diagram ABS functional diagram key Braking system Tuono V4 1100 Factory BRAK SYS 510 ...
Страница 548: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS ...
Страница 561: ...INDEX OF TOPICS BODYWORK BODYW ...