YAMAHA YZ450F 2003 Owners Manual

YAMAHA YZ450F 2003 Owners Manual YZ450F 2003 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/54004/w960_54004-0.png YAMAHA YZ450F 2003 Owners Manual
Trending: coolant, low oil pressure, ECU, USB port, engine, clock reset, steering wheel

Page 581 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
SYSTEME D’ALLUMAGE
ZÜNDANLAGE
ZÜNDSPULE KONTROLLIEREN
1. Die Zündspule ausbauen.
2. Kontrollieren:
Primärspulen-Widerstand
Unvorschriftsmäßig → Erneuern.
Meßkabel (+) → orange 1

Page 582 of 644

YAMAHA YZ450F 2003  Owners Manual 6 - 6
–+ELECIGNITION SYSTEM
2. Inspect:
Source coil 1 resistance
Out of specification → Replace.
3. Inspect:
Source coil 2 resistance
Out of specification → Replace. Tester (+) lead → Brown

Page 583 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
SYSTEME D’ALLUMAGE
ZÜNDANLAGE
2. Kontrollieren:
Widerstand der Erregerspule 1
Unvorschriftsmäßig → Erneuern.
3. Kontrollieren:
Widerstand der Erregerspule 2
Unvorschriftsmäßig →

Page 584 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
6 - 7
TPS (THROTTLE POSITION SENSOR) SYSTEM
EC690000
TPS (THROTTLE POSITION SENSOR) SYSTEM
INSPECTION STEPS
If the TPS will not operate, use the following inspection steps.
*marked: Refer to

Page 585 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
SYSTEME TPS (CAPTEUR DU PAPILLON
D’ACCELERATION)
SYSTEME TPS (CAPTEUR DU PAPILLON D’ACCELERATION) 
ETAPES DU CONTROLE
Si le TPS ne fonctionne pas, effectuer les contrôles suivants.
Indic

Page 586 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
TPS-SYSTEM
(DROSSELKLAPPEN-POSITIONSSENSOR)
TPS-SYSTEM (DROSSELKLAPPEN-POSITIONSSENSOR)
INSPEKTIONSSCHRITTE
Den TPS bei einem Ausfall wie folgt überprüfen.
* Siehe unter “ZÜNDANLAGE”.

Page 587 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
MEMO

Page 588 of 644

YAMAHA YZ450F 2003  Owners Manual 6 - 8
–+ELECTPS (THROTTLE POSITION SENSOR) SYSTEM
HANDLING NOTE
CAUTION:
Do not loosen the screws {TPS (throttle
position sensor)} 1 except when changing
the TPS (throttle position sensor) due to
fa

Page 589 of 644

YAMAHA YZ450F 2003  Owners Manual –+ELEC
HINWEIS ZUM HANDLING
ACHTUNG:
Die TPS-Schrauben (Drosselklappen-Positi-
onssensor) 1 nicht lösen – außer wenn der
TPS (Drosselklappen-Positionssensor) auf-
grund eines Defekts ausgetausch

Page 590 of 644

YAMAHA YZ450F 2003  Owners Manual 6 - 9
–+ELECTPS (THROTTLE POSITION SENSOR) SYSTEM
3. Inspect:
TPS coil variable resistance
Check that the resistance in increased
as the throttle grip is moved from the
full close position to the f
Trending: tires, warning, start stop button, flat tire, seat adjustment, steering, coolant