YAMAHA WR 450F 2004 Owners Manual

YAMAHA WR 450F 2004 Owners Manual WR 450F 2004 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52484/w960_52484-0.png YAMAHA WR 450F 2004 Owners Manual
Trending: radio, torque, air condition, coolant level, ignition, oil temperature, dimensions

Page 651 of 754

YAMAHA WR 450F 2004  Owners Manual –+ELECSISTEMA DE ENCENDIDO
SISTEMA DE ENCENDIDO 
PASOS PARA LA INSPECCIÓN
Utilice los siguientes pasos para comprobar la posibilidad de un funcionamiento incorrecto del motor con res-
pecto a un fa

Page 652 of 754

YAMAHA WR 450F 2004  Owners Manual  
6 - 4
–+ELEC
 
IGNITION SYSTEM 
SPARK GAP TEST 
1. Disconnect the ignition coil from spark
plug.
2. Remove the ignition coil cap.
3. Connect the dynamic spark tester  
1  
(ignition checker  
2 
)

Page 653 of 754

YAMAHA WR 450F 2004  Owners Manual –+ELEC
SYSTEME D’ALLUMAGE
ZÜNDANLAGE
SISTEMA DE ENCENDIDO
ZÜNDFUNKENSTRECKE KON-
TROLLIEREN
1. Die Zündspule von der Zünd-
kerze abtrennen.
2. Die Zündspule ausbauen.
3. Den Zündfunkenstreck

Page 654 of 754

YAMAHA WR 450F 2004  Owners Manual 6 - 5
–+ELECIGNITION SYSTEM
MAIN SWITCH INSPECTION
1. Inspect:
Main switch conduct
Continuous while the main switch is moved to
“OFF” → Replace.
Not continuous while the main switch is moved

Page 655 of 754

YAMAHA WR 450F 2004  Owners Manual –+ELEC
SYSTEME D’ALLUMAGE
ZÜNDANLAGE
SISTEMA DE ENCENDIDO
ZÜNDSCHALTER-INSPEKTION
1. Kontrollieren:
Zündschalter-Leitungs-
durchgang 
Durchgang, wenn der Zündschalter
auf “OFF” gestellt w

Page 656 of 754

YAMAHA WR 450F 2004  Owners Manual 6 - 6
–+ELECIGNITION SYSTEM
3. Inspect:
Secondary coil resistance
Out of specification → Replace.
4. Inspect:
Sealed portion of ignition coil a
Spark plug terminal pin b
Threaded portion of sp

Page 657 of 754

YAMAHA WR 450F 2004  Owners Manual –+ELEC
SYSTEME D’ALLUMAGE
ZÜNDANLAGE
SISTEMA DE ENCENDIDO
3. Kontrollieren:
Sekundärspulen-Wider-
stand
Unvorschriftsmäßig → 
Erneuern.
4. Kontrollieren:
Abgedichteter Teil der
Zündspule

Page 658 of 754

YAMAHA WR 450F 2004  Owners Manual 6 - 7
–+ELEC
ELECTRIC STARTING SYSTEM
STARTING CIRCUIT CUT-OFF SYSTEM 
OPERATION
If the main switch is set to “ON”, the starter
motor can only operate if at least one of the
following conditions

Page 659 of 754

YAMAHA WR 450F 2004  Owners Manual –+ELEC
ELEKTROSTARTERSY-
STEM
FUNKTION DES STARTSYSTEMS
Wenn sich das Zündschloß in Stel-
lung “ON” befindet, arbeitet der Star-
ter trotzdem nur dann, wenn
zusätzlich eine der folgenden Bedi

Page 660 of 754

YAMAHA WR 450F 2004  Owners Manual –+ELEC
6 - 8
ELECTRIC STARTING SYSTEM
INSPECTION STEPS
If the starter motor will not operate, use the following inspection steps.
*1 marked: Refer to “FUSE INSPECTION” section in the CHAPTER 3.
Trending: fuel reserve, seat adjustment, warning, brake rotor, height adjustment, wheelbase, check engine