Honda TRX420FM 4X4 FourTrax Rancher 2012 Manual

Honda TRX420FM 4X4 FourTrax Rancher 2012 ATV manual cover

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Year 2012

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Honda TRX420FM 4X4 FourTrax Rancher 2012 ATV Specification

The Honda TRX420FM 4X4 FourTrax Rancher 2012 ATV is a robust and versatile all-terrain vehicle designed for both recreational and utility purposes. It features a liquid-cooled, 420cc, single-cylinder, four-stroke engine that delivers reliable power and efficient performance across challenging terrains. The engine is mated to a five-speed manual transmission with a reverse gear, providing riders with precise control and adaptability in various riding conditions.

The Rancher’s 4X4 drivetrain enhances traction and stability, making it suitable for rugged trails and heavy-duty tasks. The ATV's front suspension consists of an independent double-wishbone system with 6.3 inches of travel, while the rear suspension is a swingarm with a single shock, offering 6.3 inches of travel. This configuration ensures a smooth and comfortable ride over uneven surfaces.

Equipped with a strong and durable steel frame, the TRX420FM supports a towing capacity of up to 850 pounds and a front and rear cargo rack capacity of 66 and 133 pounds respectively. Its rugged design includes a seat height of 32.4 inches and a ground clearance of 7.2 inches, allowing for excellent maneuverability and clearance over obstacles.

The ATV is fitted with dual hydraulic disc brakes at the front and a sealed mechanical drum brake at the rear, providing reliable stopping power. A digital display panel offers essential information such as speed, fuel level, and maintenance reminders. The Honda TRX420FM’s overall dimensions are compact, with a length of 82.8 inches, a width of 46.1 inches, and a height of 46.2 inches, making it easy to transport and store. Its durable construction and advanced features make it a popular choice for those seeking a dependable ATV for work and play.

Honda TRX420FM 4X4 FourTrax Rancher 2012 ATV F.A.Q.

How do I change the oil on my Honda TRX420FM 4X4 FourTrax Rancher 2012 ATV?

To change the oil, first warm up your engine for about 5 minutes. Turn off the engine, and place an oil pan under the engine. Remove the oil drain plug and let the oil drain completely. Replace the drain plug and remove the oil filter. Install a new oil filter and refill the engine with the recommended oil type and amount, approximately 2.6 quarts of 10W-30.

What is the proper tire pressure for the Honda TRX420FM 4X4?

The recommended tire pressure for the Honda TRX420FM 4X4 FourTrax Rancher 2012 is 4 psi for both the front and rear tires. Always check the tire pressure when the tires are cold for accurate readings.

How do I troubleshoot the electric start if it fails to work?

If the electric start fails, first check the battery for sufficient charge and clean terminals. Ensure the ATV is in neutral and the kill switch is in the 'run' position. Check the starter relay and fuses. If the problem persists, inspect the starter motor for issues.

What should I do if my ATV is overheating?

If the ATV overheats, first check the coolant level and top it off if necessary. Inspect the radiator for blockages and clean any debris. Ensure the cooling fan is operational. If issues persist, verify the thermostat and water pump functionality.

How often should I service my Honda TRX420FM 4X4 FourTrax Rancher 2012?

Regular maintenance should be performed every 100 hours or annually, whichever comes first. This includes changing the oil and oil filter, checking the air filter, and inspecting brakes, tires, and the drive chain.

How do I clean the air filter on my ATV?

To clean the air filter, remove the air box cover and take out the filter. Wash the filter in a solution of mild detergent and water, rinse thoroughly, and let it dry completely. Apply air filter oil to the filter before reinstalling it.

What type of battery does the Honda TRX420FM 4X4 use?

The Honda TRX420FM 4X4 FourTrax Rancher 2012 typically uses a YTX14-BS 12-volt, maintenance-free battery. Ensure the battery is charged and in good condition for optimal performance.

How can I improve the fuel efficiency of my Honda ATV?

To improve fuel efficiency, regularly maintain your ATV by keeping the air filter clean, ensuring tires are properly inflated, and using the recommended oil type. Avoid excessive idling and aggressive riding styles.

What is the recommended spark plug for the Honda TRX420FM 4X4?

The recommended spark plug for the Honda TRX420FM 4X4 FourTrax Rancher 2012 is the NGK DPR7EA-9. Ensure the spark plug is gapped correctly to 0.9 mm (0.035 inches) before installation.

How do I adjust the clutch on my Honda TRX420FM 4X4?

To adjust the clutch, locate the clutch adjustment screw on the left side of the engine. Loosen the lock nut and turn the adjustment screw until you feel slight resistance, then back off a quarter turn. Tighten the lock nut securely.