How to bleed and replace brake fluid on a 2009 Can-Am Outlander MAX 400 XT ATV

How to Bleed and Replace Brake Fluid on a 2009 Can-Am Outlander MAX 400 XT

Shop parts for a 2009 Can-Am Outlander MAX 400 XT ATV.

This step-by-step MotoSport proprietary guide covers tools, safety, and a robust bleed & fluid replacement procedure specific to the 2009 Can-Am Outlander MAX 400 XT. Follow carefully &mdash failure to properly bleed brakes risks loss of braking performance.

What you need

• DOT 4 brake fluid (BRP recommends DOT 4 for many of its models; verify cap label on your reservoir)
• Clear tubing to fit bleed nipples
• Catch bottle or jar
• Wrench set (open/box end for bleed nipples and banjo bolts)
• Brake line wrench or correct-size open wrench
• Syringe or turkey baster (for reservoir cleaning)
• Vacuum bleeder or two-person helper for pump method
• Clean rags, gloves, eye protection
• Torque wrench (for banjo bolts & caliper hardware)

Safety & preparation

• Work on a cool machine on level ground with the ignition off and key removed.
• Avoid skin & paint contact with brake fluid &ndash it damages finish.
• Keep the brake fluid reservoir cap and diaphragm clean; cap immediately when not topping.
• Use DOT 4 only if your reservoir cap or owner manual specifies DOT 4; do not mix brake fluid types if avoidable.

Model notes for the 2009 Can-Am Outlander MAX 400 XT

• Reservoir location: under the right-side front plastics/near handlebar master cylinderverify on your bike before beginning.
• This model typically does not have traction-control ABS hardware, making standard caliper bleed procedures applicable. If your machine has an aftermarket ABS unit, follow ABS-specific instructions.
• Banjo bolt fittings on calipers use crush washers &ndash always replace crush washers when removing banjo bolts.
• Master cylinder capacity is small &mdash keep the reservoir topped during bleeding to prevent air entry into the master cylinder.

Overall strategy

Replace contaminated fluid in the reservoir first (partial evacuation), then bleed each caliper starting with the caliper furthest from the master cylinder and working toward the nearest caliper. Use a vacuum bleeder for single-operator, or a two-person pump & hold method for manual bleeding. Finish by checking pedal/lever firmness and re-torquing hardware.

Step-by-step procedure

1. Access and inspect

• Remove plastics to access the master cylinder reservoir and calipers if needed.
• Clean the area around the reservoir cap to prevent contamination when opened.

2. Remove old fluid from the reservoir

• Use a syringe or turkey baster to remove most old fluid from the reservoir. Do not empty completely unless you plan to bench-bleed the master cylinder.
• Refill the reservoir with fresh DOT 4 to the fill line. Keep the cap loosely installed to minimize dust entry while allowing overflow during bleeding.

3. Identify bleed order

Start with the caliper furthest from the master cylinder and finish with the closest. On most Outlander MAX layouts that means: rear-most caliper(s) first, then front caliper(s), finishing with the caliper nearest the master cylinder. If uncertain, visually trace the brake lines from the master cylinder to each caliper and order by distance.

4. Attach tubing & prepare

• Push clear tubing onto the bleed nipple. Place the other end into a catch bottle partly filled with fresh fluid to prevent air re-entry.
• Loosen the bleed nipple a 1/4 to 1/2 turn only when ready to pump or use vacuum bleeder.

5A. Vacuum bleeder method (recommended for single operator)

• Attach vacuum bleeder to bleed nipple adapter. Open the nipple and draw fluid until clear fluid free of bubbles appears and fresh fluid reaches the master cylinder. Close the nipple while maintaining vacuum, then remove the vacuum tool and tighten the nipple to spec snug.
• Top up reservoir frequently to avoid running dry.

5B. Two-person pump & hold method

• Helper pumps the brake lever/pedal slowly 4-6 times and then holds it firmly.
• Open the bleed nipple; fluid & air will flow into the tubing. Close the nipple before your helper releases the lever/pedal. Repeat until only clear, bubble-free fluid comes out.
• Always close the nipple before the lever/pedal is released to avoid sucking air back into the system.

6. Repeat for each caliper

• Work through the bleed order, replacing fluid and eliminating bubbles as you go. Keep reservoir topped between calipers.

7. Final reservoir top-off & purge

• Top the reservoir to the specified level. Reinstall diaphragm and cap securely.
• Operate the brake lever/pedal several times with the machine supported as if riding to settle the system. Verify firm lever/pedal feel.

8. Torque & inspection

• Tighten bleed nipples and any banjo bolts you removed to their recommended torque values; replace crush washers on banjo bolts if disturbed.
• Inspect for leaks around fittings and calipers while applying steady brake pressure.

9. Test ride & recheck

• Perform a low-speed test ride in a safe area to confirm braking performance. Recheck fluid level and fittings after the test.

Troubleshooting

• Spongy lever after bleeding: repeat bleeding sequence, ensure reservoir never ran low, check for master cylinder internal leaks or caliper piston seal issues.
• Persistent air pockets: bench-bleed master cylinder if air remains after caliper bleeding.
• Leaking at banjo bolt: replace crush washers and torque to spec; do not overtighten.

Disposal & tips

• Used brake fluid is hazardous waste &mdash dispose of it per local regulations.
• Keep a maintenance log noting the date and fluid type used. Regular brake fluid changes every 1-2 years help prevent moisture-related corrosion and soft braking.
• If you suspect internal master cylinder or caliper seal failure, replace the affected components rather than repeatedly bleeding.

Following this MotoSport-specific procedure will restore proper brake feel and safety for your 2009 Can-Am Outlander MAX 400 XT. If in doubt about tools, torque specs, or ABS presence, consult your service manual or a qualified technician before riding.

Related Shopping Categories

Shop Brake Fluid for a 2009 Can-Am Outlander MAX 400 XT ATV.

Shop Brake Bleeders for a 2009 Can-Am Outlander MAX 400 XT ATV.

Shop Brake Pads for a 2009 Can-Am Outlander MAX 400 XT ATV.

Shop Brake Lines for a 2009 Can-Am Outlander MAX 400 XT ATV.

Shop Brake Tools for a 2009 Can-Am Outlander MAX 400 XT ATV.

Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your motorcycle's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.