Beatrice Lang
The Yamaha Warrior 350 is a popular ATV model, however, some users have reported issues with the electric start. While the 2001 Warrior 350 generally runs, rides, and shifts well, some owners have experienced problems with the throttle and fuel leakage. Others have faced challenges with the electric start, requiring troubleshooting of various components, including the battery, starter, stator, and solenoid. It is recommended to consult professionals or online forums for guidance when encountering such issues.
| Characteristics | Values |
|---|---|
| Engine | 348cc |
| Transmission | 6-speed |
| Power | 73 hp at 9,500 rpm |
| Seat height | 30.1" |
| Dry weight | 397 lbs |
| Starting | Pullstart and electric start |
| Carburetor | Brand new caltric carburetor |
| Battery | In spec |
| Stator | In spec |
| Spark plug | New |
| Motor | In time |
| Valves | Inspected and adjusted |
| Oil, air, and fuel filters | New |
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What You'll Learn
Troubleshooting a 2001 Yamaha Warrior 350 that won't start electrically
The Yamaha Warrior 350 is an ATV (all-terrain vehicle) that can be started electrically. However, some users have reported issues with getting their 2001 Yamaha Warrior 350 to start electrically. Here is some troubleshooting advice if you are facing a similar issue.
Firstly, check that your battery is functional. A weak or dead battery may be the culprit, so consider testing and charging your battery, or even replacing it with a new one. If your battery is low on charge, it may not have enough power to turn the starter over, resulting in a clicking sound.
Next, inspect the starter motor and the battery grounds. Ensure that the connections are secure and there is no damage, such as corrosion or melted insulation, which could lead to short circuits.
Additionally, you should examine the solenoid, which is a cylinder with a battery cable going to the battery's positive post. It also has a second cable leading to the starter and smaller wires connecting to the starter button and ground. Check for voltage drops with a multi-meter or a DC-voltmeter to identify any potential issues with the solenoid or voltage regulator.
If your Yamaha Warrior 350 still won't start electrically, consider performing a compression test, as suggested by some users. A weak compression could indicate a valve or top-end failure.
Finally, if none of the above solutions work, you may need to consult a professional mechanic or seek advice from Yamaha experts to diagnose and resolve the issue. They can provide specialised knowledge and guidance to ensure your vehicle is safe and operational.
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The 2001 Yamaha Warrior 350's engine and specifications
The Yamaha Warrior 350 is a sport all-terrain vehicle (ATV) manufactured by the Yamaha Motor Company from 1987 until 2004. It was replaced by the Raptor model. The 2001 Warrior 350 features an air-cooled, four-stroke, single-overhead camshaft engine with a displacement of 348 cubic centimetres. The bore and stroke are 3.27 and 2.54 inches, respectively, and the compression ratio is 9.2:1. The engine offers a wet sump lubrication system and two-wheel drive. The 2001 Warrior 350 has a dry weight of 397 lbs and can seat a maximum of two people. Its length is 72.4 inches, and its height and width are 42.5 inches each. The seat height is 30.1 inches, and the wheelbase measures 47.2 inches.
The 2001 Warrior 350 offers a six-speed manual clutch transmission with reverse, and an electric starter with a recoil backup. The front brakes are dual-hydraulic disc brakes, and the rear brake is a single-hydraulic disc. The front suspension is a double wishbone with 7.9 inches of travel, while the rear suspension is a swing arm with the same travel distance. The original MSRP of the 2001 Warrior 350 was $4,999.
The Warrior 350 is known to have some issues with starting, with some users reporting that their vehicles start via pull-start but not electric start. In some cases, this may be due to a faulty stator or battery issues. Other common problems include engine puttering or backfiring, which could be related to the carburetor or parking brake.
The Yamaha Warrior 350 is a popular ATV model, known for being the first ATV with an electric starter. With a top speed of 63 mph, it remains the top-selling ATV of all time.
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Yamaha Warrior 350's stator and starter issues
The Yamaha Warrior 350 is a quad bike with a dedicated following. However, it is an older model, and some owners have reported issues with the starter and stator.
One common problem is the bike failing to start. This can be due to a faulty battery, which is a common issue with older bikes. A weak or damaged battery may cause the bike to fail to start via electric start, but it will still start with a pullstart. A multimeter can be used to check the battery voltage. If the battery is faulty, it may need to be replaced.
Another potential issue is a faulty starter solenoid. This can be caused by a short circuit or corrosion, and it may be necessary to jump the starter motor to get the bike running. It is also possible to test the solenoid with a multimeter.
Some owners have also reported problems with the stator. In some cases, a faulty stator may cause the bike to fail to spark, although this can also be caused by other issues, such as a faulty CDI or rectifier. In other cases, a faulty stator may cause the bike to run poorly, with the engine bogging when revved.
Other potential causes of starting issues include a faulty shifter fork or shift cam assembly, a faulty carburettor, or problems with the valves or crankshaft.
It is important to perform thorough diagnostics and consult a professional if you are unsure about how to repair your Yamaha Warrior 350.
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Yamaha Warrior 350's carburetor and fuel issues
The Yamaha Warrior 350 is an all-terrain vehicle with a carburetor that delivers the right amount of fuel to the engine. Carburetor problems are common in this model, with many owners experiencing issues. These issues can be easily fixed with the right knowledge and tools.
One of the most common issues is a dirty or clogged carburetor, which can cause a loss of power, hard starting, and stalling. To clean the carburetor, you will need to remove the gas tank and air filter box. Next, disconnect the throttle cable, choke cable, and fuel line. Then, remove the four bolts that hold the carburetor in place and carefully take it out. Once removed, clean the outside with a rag and carburetor cleaner, paying special attention to the jets, as they often get clogged. Purchase a jet cleaning kit from an auto parts store to clean the jets.
Another common issue is a faulty or damaged carburetor float. The float regulates the amount of fuel in the carburetor, and if it is damaged, fuel can leak into the engine, causing problems. A stuck float can cause the engine to stall and dump fuel out of the carburetor drain. To fix this, remove the float bowl and ensure the jets are free, adjusting the float level.
Other carburetor issues can include a stripped-out flathead screw for the needle, a locked-in pin for the float, and a tear in the intake boot. If you are unsure how to fix these issues, it is best to consult a qualified mechanic or ATV dealer.
Some users have also reported problems with the electric start of the Yamaha Warrior 350. In some cases, the motor starts via pullstart but not electric start, even with jumper cables attached. This could be due to a faulty stator, a worn-out starter, or an issue with the solenoid.
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Yamaha Warrior 350's battery and electrical issues
The Yamaha Warrior 350 is an all-terrain vehicle (ATV) produced by the Yamaha Motor Company. While these vehicles are generally reliable, some owners have experienced battery and electrical issues.
One common problem is difficulty starting the engine. Some owners have reported that their Warriors start via the pull-start with no issues, but the electric start mechanism fails to function. In some cases, this may be due to a faulty battery or a lack of sufficient power. For example, one owner reported that their Warrior would not start without jumpstarting the battery. Despite replacing the battery and testing the fuses, the issue persisted, indicating a potential problem with the electrical connection.
In other cases, the issue may lie with the starter motor or the stator. For instance, one owner experienced an issue where their Warrior attempted to start via electric start but failed to do so, despite the starter appearing to function correctly. This could suggest a problem with the stator or another component in the electrical system.
Other electrical issues with the Yamaha Warrior 350 include occasional engine puttering or backfiring. Owners have tried various solutions, such as using quick-start fluid, bypassing parking brake and clutch sensors, and adjusting the carburetor. In some cases, the issue may be related to fuel delivery rather than electrical problems.
To troubleshoot starting issues, it is recommended to check the spark plug and ignition system. If the electric starter spins the engine quickly enough to start but fails to produce a spark, replacing the spark plug or diagnosing the ignition system may resolve the problem. Additionally, ensuring the bike is in neutral or the clutch is pulled is necessary, as the ignition unit uses the neutral switch for grounding.
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Frequently asked questions
This could be due to a faulty stator. Try jump-starting it from the solenoid by touching a red jumper cable to both posts on the solenoid.
The stator is a coil that converts AC to DC current and vice versa. It is essential for charging the battery and powering the electrical system.
You can buy a replacement stator online from websites such as Amazon, National Powersports, and yfm350.com.
