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Yamaha · Two-stroke single, oil injection, CVT belt drive

Aerox 50

Library entry covers 2005-2021

29 factory 36 guideline

Published source

Yamaha YQ50 Aerox 2010 Owner's Manual 3C6-F8199-E1 (UK, English), periodic maintenance and lubrication chart pp.6-2 to 6-4, TIPs pp.6-4 to 6-5

Factory owner's handbook. Covers YQ50 Aerox; 2010 UK owner's manual 3C6-F8199-E1, English. Chart columns 1000/6000/12000/18000/24000 km (600/3500/7000/10500/14000 mi) plus annual check; from 30000 km (17500 mi) repeat starting from the 6000 km (3500 mi) column. Two-stroke with Autolube oil injection, liquid cooled: no engine oil, oil filter or valve rows in the chart.

Open the source

65 items for a 2005 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)

Engine cycle: Two-stroke
Engine lubrication: Two-stroke oil injection (Autolube, Injectolube, Pilgrim pump...)
Oil filtration: None (no filter)
Valve gear: None (two-stroke porting)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Separate gearbox oil
Clutch control: Automatic or semi-automatic
Final drive: Belt CVT, scooter automatic
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Disc, hydraulic
Rear brake: Drum (or band / belt rim)
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2005 Yamaha Aerox 50

On the road: every 150 mi

1 item

Check two-stroke oil tank / carry premix oil

Pre-ride / on the road

Guideline

Running a two-stroke out of oil seizes it. Injection bikes: check the tank. Premix: carry oil and a measure.

On the road: every 300 mi

2 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline

On the road: every 500 mi

1 item

Check coolant level

Pre-ride / on the road

Guideline

Every 1,000 mi or 6 months

1 item

Adjust rear drum brake and rod / cable linkage

Brakes

Guideline

Every 2,000 mi or 12 months

1 item

Replace spark plugs (two-stroke)

Engine

Guideline

Every 3,000 mi or 12 months

3 items

Adjust automatic / semi-automatic clutch

Primary and gearbox

Guideline
Inspect fork seals, stanchions and fork boots

Front end

Guideline
Check footrests, pegs, rear brake and gear lever pivots

Rear suspension and frame

Guideline

Every 3,000 mi or 2 years

1 item

Decarbonize exhaust ports, pipes and baffles

Engine

Guideline

Two-strokes coke up the exhaust port and muffler baffles; power falls off gradually.

Every 3,500 mi or 12 months

15 items

Chassis fasteners (make sure all nuts, bolts and screws are properly tightened)

Engine

Factory

Factory: Marked 6000-24000 km; annual check; dealer item (p.6-3)
Lights, signals and switches (check operation, adjust headlight beam)

Engine

Factory

Factory: Every column incl. 1000 km initial; annual check; dealer item (p.6-4)
Replace spark plugs

Engine

Factory

Manual: Spark plug (replace). Factory: Replace marked at 6000, 12000, 18000, 24000 km (3500-14000 mi); not at 1000 km initial; annual check marked; no separate inspect row; not a dealer item (p.6-2)
Carburetor (adjust engine idling speed)

Fuel and air

Factory

Factory: Every column incl. 1000 km (600 mi) initial; annual check; dealer item (p.6-4)
Check throttle cable(s) free play and return

Fuel and air

Factory

Manual: Throttle grip housing and cable (check operation and free play, adjust cable free play, lubricate grip housing and cable). Factory: Marked 6000-24000 km; not at initial; annual check; dealer item (p.6-4)
Replace fuel lines

Fuel and air

Factory

Manual: Fuel line (check fuel and vacuum hoses for cracks or damage). Factory: Marked 6000-24000 km (3500-14000 mi); not at 1000 km initial; annual check; dealer item (p.6-2)
Battery (check electrolyte level and specific gravity, check breather hose routing)

Ignition and electrics

Factory

Factory: Marked 6000-24000 km; not at initial; annual check; dealer item (p.6-2)
Grease and check center / side stand and springs

Rear suspension and frame

Factory

Manual: Centerstand (check operation, lubricate). Factory: Marked 6000-24000 km; annual check (p.6-3)
Check brake pads and discs

Brakes

Factory

Manual: Front brake (check operation, fluid level and fluid leakage; replace brake pads whenever worn to the limit). Factory: Hydraulic. Check marked every column incl. 1000 km (600 mi) initial; annual check; pads replaced whenever worn to the limit; dealer item (p.6-2)
Front and rear brake switches (check operation)

Brakes

Factory

Factory: Every column incl. 1000 km initial; annual check; dealer item (p.6-4)
Front brake lever pivot shaft (lubricate with silicone grease)

Brakes

Factory

Factory: Marked 6000-24000 km; annual check (p.6-3)
Rear brake (check operation, fluid level and fluid leakage; replace brake pads whenever worn to the limit)

Brakes

Factory

Factory: Hydraulic rear brake per the chart text. Check marked every column incl. 1000 km (600 mi) initial; annual check; pads replaced whenever worn to the limit; dealer item (p.6-2)
Rear brake lever pivot shaft (lubricate with silicone grease)

Brakes

Factory

Factory: Marked 6000-24000 km; annual check; silicone grease as printed (p.6-3)
Inspect tire tread, sidewalls and date codes

Wheels and tires

Factory

Manual: Tires (check tread depth and for damage, replace if necessary, check and correct air pressure). Factory: Marked 6000-24000 km; annual check; dealer item (p.6-3)
Lubricate control cables and lever pivots

Controls and cables

Factory

Manual: Moving parts and cables (lubricate). Factory: Marked 6000-24000 km; annual check; not a dealer item (p.6-4)

Every 3,500 mi

5 items

Check steering head bearing adjustment

Front end

Factory

Manual: Steering bearings (check bearing play and steering for roughness). Factory: Marked every column incl. 1000 km (600 mi) initial through 24000 km; no annual check; dealer item (p.6-3)
Front fork (check operation and for oil leakage)

Front end

Factory

Factory: Marked 6000-24000 km; no annual check; no fork oil change interval printed; dealer item (p.6-3)
Inspect rear shocks for leaks and damping

Rear suspension and frame

Factory

Manual: Shock absorber assembly (check operation and shock absorber for oil leakage). Factory: Marked 6000-24000 km; no annual check; dealer item (p.6-3)
Check wheel bearings for play

Wheels and tires

Factory

Manual: Wheel bearings (check for looseness or damage). Factory: Marked 6000-24000 km; no annual check; dealer item (p.6-3)
Wheels (check runout and for damage)

Wheels and tires

Factory

Factory: Marked 6000-24000 km; no annual check; dealer item (p.6-3)

Every 4,000 mi or 12 months

4 items

Check / bleed / adjust oil injection pump cable

Engine

Guideline
Inspect, clean and gap spark plugs

Engine

Guideline
Inspect CVT drive belt, rollers / sliders and clutch shoes

Final drive

Guideline

Typical scooter interval. Your owner's manual figure governs; check belt width against the service limit.
Lubricate brake cam spindles, check linings and drums

Brakes

Guideline

Every 6,000 mi or 12 months

4 items

Inspect coolant hoses and clamps

Engine

Guideline
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

A dry speedo cable whips the needle and eventually kills the instrument.

Every 6,000 mi

1 item

Replace drive belt (wear or damage based)

Final drive

Factory

Manual: V-belt (replace). Factory: Every 10000 km (6000 mi), printed as text; no inspection row; dealer item (p.6-4)

Every 7,000 mi or 12 months

1 item

Autolube pump (check operation, bleed if necessary)

Engine

Factory

Factory: Two-stroke oil injection pump. Marked at 1000 km (600 mi) initial, 12000 and 24000 km; annual check; dealer item (p.6-4)

Every 7,000 mi

3 items

Clean / inspect air filter

Fuel and air

Factory

Manual: Air filter element (clean). Factory: Clean marked at 6000 and 18000 km (3500/10500 mi); with the repeat rule, every 12000 km offset by 6000 km; no annual check; not a dealer item. TIP: more frequent service in unusually wet or dusty areas (p.6-2, 6-4)
Replace air filter element

Fuel and air

Factory

Manual: Air filter element (replace). Factory: Replace marked at 12000 and 24000 km (7000/14000 mi); no annual check; not a dealer item (p.6-2)
Change final drive (rear drive) oil

Final drive

Factory

Manual: Final transmission oil (change). Factory: Change marked at 1000 km (600 mi) initial, 12000 and 24000 km (7000/14000 mi); check for oil leakage marked at 1000, 6000 and 18000 km; no annual check; not a dealer item (p.6-4)

Every 10,000 mi or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change gearbox oil

Primary and gearbox

Guideline

Every 12,000 mi or 2 years

3 items

Synchronize throttle bodies

Fuel and air

Guideline
Clean and grease rear suspension linkage

Rear suspension and frame

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 12,000 mi or 3 years

1 item

Replace CVT drive belt

Final drive

Guideline

Typical scooter interval, or sooner if the belt is cracked, glazed or below its width limit.

Every 14,000 mi

1 item

Repack / replace steering head bearings

Front end

Factory

Manual: Steering bearings (lubricate with lithium-soap-based grease). Factory: Every 24000 km (14000 mi), printed as text; dealer item (p.6-3)

Every 15,000 mi or 3 years

1 item

Change fork oil

Front end

Guideline

Some early telescopic forks are grease filled or use very small oil quantities. Check your manual.

Every 15,000 mi

1 item

Replace brake linings / skim drums (wear based)

Brakes

Guideline

Every 20,000 mi or 4 years

1 item

Repack / replace wheel bearings

Wheels and tires

Guideline

Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 24,000 mi or 4 years

1 item

Replace fuel filter

Fuel and air

Guideline

Every 25,000 mi or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 30,000 mi or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 2 years

3 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Factory

Manual: Brake fluid (change). Factory: From the hydraulic brake service TIP (p.6-5): change every two years; regularly check and correct fluid level; not a chart row

Every 3 years

1 item

Replace coolant

Engine

Factory

Manual: Cooling system (change coolant). Factory: Change every 3 years, printed as text; check coolant level and leakage marked 6000-24000 km and annually; dealer item (p.6-4)

Every 4 years

3 items

Replace oil injection delivery lines

Engine

Guideline
Inspect brake hoses; replace old rubber

Brakes

Factory

Manual: Brake hoses (replace). Factory: Every 4 years, printed as text; check for cracks or damage marked 6000-24000 km and annually; dealer item. TIP repeats: replace every four years and if cracked or damaged (p.6-3, 6-5)
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

1 item

Replace tires on age (regardless of tread)

Wheels and tires

Guideline

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.