20 Most Recent 2004 Yamaha DT 125 R Questions & Answers


drill a hole in it and use an easy out .

2004 Yamaha DT... | Answered on Oct 18, 2016


There will be a large bolt on the bottom of the gearbox. Remove the bolt and the oil will drain from that location. Replace the bolt, put in fresh oil then go riding.

Please rate this solution as a FixYa. Thanks!

2004 Yamaha DT... | Answered on Oct 13, 2016


Hi, Anonymous sorry you can't find the first and best tool you ever bought for your Yamaha despair, not for a mere $0 you can download another one. For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
Change Motorcycle Tire
How To Install Front Motorcycle Wheel and Tire from SportbikeTrackGear com
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

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2004 Yamaha DT... | Answered on Mar 14, 2016


Hi, Anonymous and the usual suspects are:
1. Low coolant level.
2. Restricted radiator air flow.
3. Faulty thermostat.
4. Coolant pump or fans inoperative.
5. Vent hose crimped.
6. Air in the coolant.
For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
DT 125 overheating
https://yamahaclub.com/forums/topic/19089-dt125r-overheating-and-coolant-problems
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 14, 2016


Hi, Calbetopasss for more information about your question and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf
Yamaha TDR 125 2001
http://www.dirtntrial.com/tuning.htm

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 14, 2016


Hi, Callumprice2 sorry you can't find the first and best tool you ever bought for your Yamaha despair, not for a mere $0 you can download another one. For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf
Yamaha DT 125 RE 2004
http://www.dirtntrial.com/tuning.htm

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 14, 2016


Hi, Jcbpest for more information about your question and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
DT 125 de restricting
How to Derestrict Yamaha DT 125 RE
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
Yamaha Motorcycle Parts Spares From Europes Number 1 MSP
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e


2004 Yamaha DT... | Answered on Mar 13, 2016


Hi, Kerhardy sorry you can't find the first and best tool you ever bought for your Yamaha despair, not for a mere $0 you can download another one. For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
Yamaha Motorcycle Parts Spares From Europes Number 1 MSP
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf Yamaha DT 125 2003
http://www.dirtntrial.com/tuning.htm

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 13, 2016


Hi, A_thomas sorry you can't find the first and best tool you ever bought for your Yamaha despair, not for a mere $0 you can download another one. For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
List of wiring diagrams MopedWiki 2004 Yamaha dt50r wiring diagram Google Search
https://www.tradebit.com/filedetail.php/6918351-download-now-yamaha-dt50-dt80-dt50mx-dt80mx
Yamaha Motorcycle Parts Spares From Europes Number 1 MSP Yamaha Motorcycle Manuals

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 13, 2016


Hi, Cragath69 and the usual suspects are:
1. Fouled spark plugs.
2. Discharged battery, check battery terminals for damage or corrosion, check the battery cables at "BOTH" ends for loose, corroded, or broken connectors, "INSIDE" and outside the cable harness, perform connector wiggle test and check cables with an ohmmeter if necessary.
3. Loose connection at ignition coil or plug between ignition sensor and module.
4. Spark plug cables in bad condition, shorting / leaking, spark plug cable connections loose.
5. Faulty ignition coil or ignition / electronic module
6. Failed CKP, CMP, or BAS sensor.
7. Faulty ignition switch.
8. Security alarm failing to disarm needs reset
For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
Dt 125 no spark
How to fix No Spark Problem on Motorcycles and Dirt Bikes
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
Yamaha Motorcycle Parts Spares From Europes Number 1 MSP
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e


2004 Yamaha DT... | Answered on Mar 13, 2016


Hi, S_lascuna for more information about your question and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf
Yamaha Motorcycle Parts Spares From Europes Number 1 MSP
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
Dirt Rider Magazine
The Ultimate Dirt Bike Sprocket Gearing Guide

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 13, 2016


Hi, Jay_bench360 for more information about your question and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
The Ultimate Dirt Bike Sprocket Gearing Guide
Dirt Rider Magazine
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
Yamaha Motorcycle Parts Spares From Europes Number 1 MSP
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 13, 2016


Hi, Tony my question is how can you tell? the speedometer needle sets on a pin at zero MPH and can not go below that number for more information about your question and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf
Yamaha DT 125 2000
http://www.dirtntrial.com/tuning.htm

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 12, 2016


then it need adjusted or replaced .

2004 Yamaha DT... | Answered on Mar 12, 2016


Check the attached links,
"I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info."
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf

PDF Moto Manual

http://www.carlsalter.com/motorcycle_manuals.html

Haynes Yamaha DT125 III Repair Manuals

Yamaha TZR125 DT125R and DT125X Repair Manual for 1987 thru 2007

2004 Yamaha DT... | Answered on Mar 12, 2016


Hi, Anonymous and the usual suspects are:
1. Fouled spark plugs.
2. Discharged battery, check battery terminals for damage or corrosion, check the battery cables at "BOTH" ends for loose, corroded, or broken connectors, "INSIDE" and outside the cable harness, perform connector wiggle test and check cables with an ohmmeter if necessary.
3. Loose connection at ignition coil or plug between ignition sensor and module.
4. Spark plug cables in bad condition, shorting / leaking, spark plug cable connections loose.
5. Faulty ignition coil or ignition / electronic module
6. Failed CKP, CMP, or BAS sensor.
7. Faulty ignition switch.
8. Security alarm failing to disarm needs reset
For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
https://yamahaclub.com/forums/topic/30870-yamaha-dtr125-no-spar
How to diagnose no spark situation on motorcycle
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e


2004 Yamaha DT... | Answered on Mar 12, 2016


Hi, Rick sorry you can't find the first and best tool you ever bought for your Yamaha despair, not for a mere $0 you can download another one. For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
yamaha dtr 125 Where are the jets on the carb Google Search
Carb Carburetor rebuild Dirt Bike Yahama TTR kit repair
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e


2004 Yamaha DT... | Answered on Mar 11, 2016


Hi, Mickdavis23 and the usual suspects are:
1. Spark plugs in bad condition or have an improper gap or are partially fouled.
2. Spark plug cables in bad condition.
3. Battery nearly discharged, should have 12.5 volts.
4. Discharged battery, check battery terminals for damage or corrosion, check the battery cables at "BOTH" ends for loose, corroded, or broken connectors, "INSIDE" and outside the cable harness, perform connector wiggle test and check cables with an ohmmeter if necessary.
5. Throttle controls not adjusted correctly.
6. Water or dirt in the fuel system.
7. Water or dirt in the carburetor.*
8. Intake air leak.
9. Fuel tank vent hose and vapor valve plugged, or fuel line closed off, restricting fuel flow.*
10. Enricher valve inoperative.*
11. Engine lubricant to heavy (winter operation).
12. Ignition is not functioning properly (possible sensor failure).
13. Faulty ignition coil.
14. Valves sticking.
* Carbureted models.
For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
DT125 troubleshoot starts then dies
https://yamahaclub.com/forums/topic/26695-dt125r-wont-start
http://www.motogelnar.cz/manual/YAMAHA/DT125X_RE-05-Service_Manual.pdf
OEM parts for Yamaha
http://www.dt125.cz/download/Owners_Manual-DT125X_RE.pdf

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 11, 2016


Hi, Anonymous sorry you can't find the first and best tool you ever bought for your Yamaha despair, not for a mere $0 you can download another one. For more information about your issue and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
http://scootermasters.com/manuals/Riva180.pdf
OEM parts for Yamaha
Yamaha Owner Manuals
http://motorscooterguide.net/Yamaha/Riva180/Riva180.html
http://www.dirtntrial.com/tuning.htm

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 11, 2016


Hi, Anonymous for more information about your question and valuable "FREE" downloads that you will need please visit the websites below. Good luck and have a nice day.
1984 Yamaha Riva 180 been sitting for 8 years won start General Dirt Bike...
Yamaha Riva 180 washed now no spark
http://www.motorscooterguide.net/Manuals/Yamaha_XC180_Service_Manual.pdf
OEM parts for Yamaha
Yamaha Owner Manuals

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/gregg_c0ec1df182c7330e

2004 Yamaha DT... | Answered on Mar 11, 2016

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