ENGINE COOLING ±
Troubleshooting
14-7
<Vehicles without A/C>
OK
NG
Repair
Engine-ECU terminal voltage check (Refer to GROUP 13 ± Trou-
bleshooting.)
YES
NO
Engine-ECU terminal voltage check (Refer to GROUP 13 ± Trou-
bleshooting.)
Replace the radiator fan motor and fan controller assembly.
OK
Measure at the engine-ECU connectors C-17.
D
Connect the connector.
D
Pull out the terminal No.18 to disconnect it (Ignition switch: ON)
OK:
The radiator fan motor operates.
D
Connect the terminal No.18 to the body earth (Ignition switch: ON)
OK:
The radiator fan motor stops.
OK
Fan controller check (Refer to P.14-10.)
NG
Replace the radiator fan motor and fan controller assembly.
OK
Measure at the engine-ECU connectors C-17.
D
Connect the connector.
D
Voltage between 18 and body earth
(Engine: idling, engine coolant temperature: 80
_
C or less)
OK:
0 ± 0.3 V (Engine: idling)
OK:
0.7 V or more (When radiator fan is operating)
NG
Check the harness wire between fan controller and engine-ECU.
OK
D
Check the harness wire between fan control relay and engine
control relay.
D
Check the harness wire between fan control relay and body
earth.
D
Check the harness wire between fan control relay and fan
controller.
NG
Repair
Fan control relay check (Refer to P.14-11.)
NG
Replace
Inspection Procedure 3
Radiator fan does not operate. <Vehicles with A/C>
Probable cause
The cause could be a malfunction of the radiator fan motor or an open circuit between
the fan controller and the radiator fan motor.
D
Malfunction of radiator fan motor
D
Open circuit between fan controller and radiator fan
motor
Replace the radiator fan motor and fan controller assembly.
Inspection Procedure 4
Condenser fan does not operate. <Vehicles with A/C>
Probable cause
The cause could be a malfunction of the condenser fan motor or of the fan controller.
D
Malfunction of condenser fan motor
D
Malfunction of fan controller
D
Malfunction of wiring harness or connector
OK
Replace the radiator fan motor and fan
controller assembly.
OK
Check the trouble symptom.
NG
Replace the condenser fan motor.
Condenser fan motor check (Refer to
GROUP 55.)
NG
Condenser fan motor connector
NG
Repair
Summary of Contents for Pajero Pinin 1999
Page 32: ...NOTES ...
Page 73: ...13A 1 FUEL CONTENTS GASOLINE DIRECT INJECTION GDI 13A FUEL SUPPLY 13B ...
Page 190: ...NOTES ...
Page 191: ...13B 1 FUEL SUPPLY CONTENTS FUEL TANK 2 Fuel Pump Module 4 ...
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Page 443: ...32 1 POWER PLANT MOUNT CONTENTS ENGINE MOUNTING 2 TRANSMISSION MOUNTING 3 ...
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Page 467: ...NOTES ...
Page 468: ...BASIC BRAKE SYSTEM 35A ANTI SKID BRAKING SYSTEM ABS 4WD 35B 35A 1 SERVICE BRAKES CONTENTS ...
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Page 649: ...NOTES ...
Page 728: ...54A 1 CHASSIS ELECTRICAL CONTENTS CHASSIS ELECTRICAL 54A SMART WIRING SYSTEM SWS 54B ...
Page 883: ...NOTES ...
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