Honda TRX450ER Sportrax 450R 2012 Manual
![Honda TRX450ER Sportrax 450R 2012 ATV manual cover](/images/KzyLupIJaWSqmvaaqTJPxusu/thumbs/thumb175x175.webp)
To maintain the air filter, remove it from its housing, clean it with a specialized air filter cleaner, rinse with water, let it dry completely, and apply air filter oil before reinstalling. Regular maintenance ensures optimal performance.
The recommended engine oil for the Honda TRX450ER 2012 is 10W-40, and the oil capacity is approximately 1.95 liters (2.06 US quarts) with an oil filter change. Always check the oil level after filling.
For optimal performance, it is recommended to inspect the spark plug every 6 months and replace it every year or every 8,000 miles, whichever comes first. Use the correct type specified in the owner's manual.
Start by checking the fuel supply, battery charge, and ignition system. Ensure the kill switch is in the 'run' position, inspect the spark plug, and examine the starter motor and relay for faults.
To adjust the chain tension, loosen the rear axle nuts, adjust the chain adjusters evenly on both sides, and ensure the chain has about 1 inch of slack in the middle. Retighten the nuts after adjustment.
The recommended tire pressure for the front tires is 3 psi and for the rear tires is 3.5 psi. Always check tire pressures when the tires are cold for accurate measurements.
To bleed the brakes, start by removing the brake fluid reservoir cap, attach a clear tube to the bleeder valve, and pump the brake lever until the fluid runs clear and free of air bubbles. Ensure the reservoir is topped up throughout the process.
Common causes of overheating include low coolant levels, blocked radiator fins, or a malfunctioning thermostat. Regularly check coolant levels, clean the radiator, and replace faulty components.
To replace the battery, remove the seat, disconnect the negative battery terminal first, followed by the positive, and then remove the battery hold-down strap. Install the new battery by reversing these steps.
To winterize, clean the ATV thoroughly, change the oil and filters, add fuel stabilizer, inflate the tires, and store the battery in a warm place. Cover the ATV to protect it from dust and moisture.