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Yamaha · Shim-adjusted overhead-cam four-stroke single, wet sump, separate gearbox oil, CVT belt drive

Grand Majesty (395 cc)

Library entry covers 2011-2015

42 factory 31 guideline

Published source

Yamaha YP400 MAJESTY 400 2014 Owner's Manual LIT-11626-27-53 / 34B-28199-15 (US, English), periodic maintenance charts pp.7-3 to 7-7, TIPs pp.7-3 and 7-8

Factory owner's handbook. Covers YP400 MAJESTY 400; 2014 US owner's manual LIT-11626-27-53 / 34B-28199-15, English. Chart columns initial 600 mi (1000 km) or 1 month, then 4000/8000/12000/16000/20000 mi (7000/13000/19000/25000/31000 km) or 6/12/18/24/30 months; no separate annual check column. TIP: from 24000 mi (37000 km) or 36 months, repeat the maintenance intervals starting from 8000 mi (13000 km) or 12 months. V-belt final drive.

73 items for a 2013 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: Four-stroke
Engine lubrication: Wet sump (oil in crankcase)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Overhead cam, shim adjusted (incl. desmo)
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: Disc, hydraulic
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2013 Yamaha Grand Majesty (395 cc)

On the road: every 200 mi

1 item

Check engine oil level

Pre-ride / on the road

Guideline

Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

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 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

1 item

Change engine oil

Engine

Factory

Manual: Engine oil (change; check oil level and vehicle for oil leakage). Factory: Marked at 600 mi (1000 km) initial; then when the oil change indicator flashes at 3000 mi (5000 km) and every 3000 mi (5000 km) thereafter, printed as text. See pages 4-3 and 7-15; not a dealer item (p.7-6)

Every 4,000 mi or 6 months

24 items

Chassis fasteners (check all chassis fitting and fasteners, correct if necessary)

Engine

Factory

Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-6)
Check engine breather and oil return

Engine

Factory

Manual: Crankcase breather system (check breather hose for cracks or damage, replace if necessary). Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-3)
Cooling system (check coolant level and leakage)

Engine

Factory

Factory: Marked at 4000, 8000, 12000, 16000, 20000 mi (7000, 13000, 19000, 25000, 31000 km; 6, 12, 18, 24, 30 months); change coolant every 3 years Read from Yamaha owner's manual 34B-28199-15 (Majesty) pages 7-5 to 7-7 general maintenance and lubrication chart (library.ymcapps.net page image)
Inspect, clean and gap spark plugs

Engine

Factory

Manual: Spark plug (check condition, adjust gap and clean). Factory: Check marked at 4000, 8000, 16000 and 20000 mi; 'Replace.' printed in the 12000 mi (19000 km) or 18 months column; not at initial; not a dealer item (p.7-3)
Lights, signals and switches (check operation, adjust headlight beam)

Engine

Factory

Factory: Every column incl. 600 mi (1000 km) initial; no control cable row printed in this chart; dealer item (p.7-7)
Check throttle cable(s) free play and return

Fuel and air

Factory

Manual: Throttle grip (check operation, check throttle grip free play and adjust if necessary, lubricate cable and grip housing). Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-7)
Fuel injection (check engine idle speed)

Fuel and air

Factory

Factory: Every column incl. 600 mi (1000 km) initial; dealer item (p.7-3)
Replace fuel lines

Fuel and air

Factory

Manual: Fuel line (check fuel and vacuum hoses for cracks or damage, replace if necessary). Factory: Marked 4000-20000 mi (7000-31000 km); not at 600 mi initial; dealer item (p.7-3)
V-belt case air filter element (clean)

Fuel and air

Factory

Factory: Marked 4000-20000 mi; not at initial; not a dealer item (p.7-5). TIP p.7-8: the V-belt air filter element needs to be serviced more frequently when riding in unusually wet or dusty areas
Check steering head bearing adjustment

Front end

Factory

Manual: Steering bearings (check bearing assemblies for looseness). Factory: Every column incl. initial; dealer item (p.7-6)
Front fork (check operation and for oil leakage, replace if necessary)

Front end

Factory

Factory: Marked 4000-20000 mi; not at initial; no fork oil change interval printed; dealer item (p.7-6)
Grease and check center / side stand and springs

Rear suspension and frame

Factory

Manual: Centerstand and sidestand pivots (check operation, apply lithium-soap-based grease lightly). Factory: Marked 4000-20000 mi; not at initial; not a dealer item (p.7-6)
Inspect rear shocks for leaks and damping

Rear suspension and frame

Factory

Manual: Shock absorber assemblies (check operation and for oil leakage, replace if necessary). Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-6)
Sidestand switch (check operation and replace if necessary)

Rear suspension and frame

Factory

Factory: Every column incl. initial; dealer item (p.7-6)
Brake hoses (check for cracks, damage, routing and clamping)

Brakes

Factory

Factory: Marked at 4000, 8000, 12000, 16000, 20000 mi (7000, 13000, 19000, 25000, 31000 km; 6, 12, 18, 24, 30 months); replace every 4 years Read from Yamaha owner's manual 34B-28199-15 (Majesty) pages 7-5 to 7-7 general maintenance and lubrication chart (library.ymcapps.net page image)
Check brake pads and discs

Brakes

Factory

Manual: Front brake (check operation, fluid level and for fluid leakage; replace brake pads if necessary). Factory: Every column incl. 600 mi (1000 km) initial; dealer item (p.7-5)
Front and rear brake switches (check operation)

Brakes

Factory

Factory: Every column incl. 600 mi (1000 km) initial; dealer item (p.7-7)
Front brake lever pivot shaft (apply silicone grease lightly)

Brakes

Factory

Factory: Marked 4000-20000 mi; not at initial; not a dealer item (p.7-6)
Rear brake (check operation, fluid level and for fluid leakage; replace brake pads if necessary)

Brakes

Factory

Factory: Every column incl. initial; dealer item (p.7-5)
Rear brake lever pivot shaft (apply silicone grease lightly)

Brakes

Factory

Factory: Marked 4000-20000 mi; not at initial; not a dealer item (p.7-6)
Rear brake lock (check operation, adjust)

Brakes

Factory

Factory: Every column incl. initial; not a dealer item (p.7-5)
Check wheel bearings for play

Wheels and tires

Factory

Manual: Wheel bearings (check bearings for smooth operation, replace if necessary). Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-5)
Inspect tire tread, sidewalls and date codes

Wheels and tires

Factory

Manual: Tires (check tread depth and for damage, replace if necessary, check air pressure, correct if necessary). Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-5)
Wheels (check runout and for damage, replace if necessary)

Wheels and tires

Factory

Factory: Marked 4000-20000 mi; not at initial; dealer item (p.7-5)

Every 4,000 mi or 12 months

1 item

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.

Every 6,000 mi or 12 months

6 items

Inspect coolant hoses and clamps

Engine

Guideline
Clean / inspect air filter

Fuel and air

Guideline

Mesh or oiled foam: clean and re-oil. Paper: blow out or replace. Some very early machines have no filter at all.
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Lubricate control cables and lever pivots

Controls and cables

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

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

Every 8,000 mi or 12 months

3 items

Air induction system (check the air cut-off valve, reed valve and hose for damage, replace any damaged parts if necessary)

Engine

Factory

Factory: Marked at 12000 and 20000 mi (19000/31000 km; 18/30 months) only; dealer item (p.7-4)
Change final drive (rear drive) oil

Final drive

Factory

Manual: Final transmission oil (check vehicle for oil leakage, change). Factory: Marked at 600 mi (1000 km) initial, 8000 mi (13000 km, 12 months) and 16000 mi (25000 km, 24 months); not a dealer item (p.7-7)
Evaporative emission control system, California only (check control system for damage, replace if necessary)

Controls and cables

Factory

Factory: Marked at 12000 and 20000 mi (19000/31000 km; 18/30 months) only; dealer item (p.7-3)

Every 10,000 mi or 18 months

1 item

Replace spark plugs

Engine

Factory

Manual: Spark plug (replace). Factory: Routine text: replace every 10000 mi (16000 km) or 18 months. The chart grid prints 'Replace.' in the 12000 mi (19000 km) or 18 months column; not a dealer item (p.7-3)

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 12,000 mi

2 items

Replace air filter element

Fuel and air

Factory

Manual: Air filter elements (replace). Factory: Every 12000 mi (19000 km), printed as text; not a dealer item (p.7-5). TIP p.7-8: disposable oil-coated paper elements, must not be cleaned with compressed air; replace more frequently when riding in unusually wet or dusty areas
Repack / replace steering head bearings

Front end

Factory

Manual: Steering bearings (moderately repack with lithium-soap-based grease). Factory: Every 12000 mi (19000 km), printed as text; dealer item (p.7-6)

Every 12,500 mi

2 items

Replace oil filter

Engine

Factory

Manual: Engine oil filter element (replace). Factory: Marked at 600 mi (1000 km) initial; then at 12500 mi (20000 km) and every 12500 mi (20000 km) thereafter, printed as text; not a dealer item (p.7-6)
Replace drive belt (wear or damage based)

Final drive

Factory

Manual: V-belt (replace). Factory: When the V-belt replacement indicator flashes (every 12500 mi (20000 km)), printed as text; dealer item (p.7-7)

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 or 4 years

1 item

Check valve clearances (shim adjusted)

Engine

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 26,600 mi

1 item

Check and adjust valve clearances

Engine

Factory

Manual: Valve clearance (check and adjust valve clearance when engine is cold). Factory: Every 26600 mi (42000 km), printed as text; dealer item (p.7-3)

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

4 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Every two years replace the internal components of the brake master cylinders and calipers, and change the brake fluid.

Brakes

Factory

Factory: As printed: TIP p.7-8 Hydraulic brake service: Every two years replace the internal components of the brake master cylinders and calipers, and change the brake fluid. (internal components part; brake fluid replacement is already in have)
Replace brake fluid

Brakes

Factory

Manual: Brake fluid (replace). Factory: Every 2 years, printed as text; dealer item (p.7-5). TIP p.7-8: every two years replace the internal components of the brake master cylinders and calipers, and change the brake fluid; always change the fluid after disassembling master cylinders and calipers

Every 3 years

1 item

Replace coolant

Engine

Factory

Manual: Cooling system (change coolant). Factory: Change coolant every 3 years, printed as text; check coolant level and vehicle for coolant leakage marked 4000-20000 mi, not at initial; dealer item (p.7-7)

Every 4 years

2 items

Inspect brake hoses; replace old rubber

Brakes

Factory

Manual: Brake hoses (replace). Factory: Every 4 years, printed as text; check for cracks or damage and for correct routing and clamping marked 4000-20000 mi; dealer item (p.7-5). TIP p.7-8: replace the brake hoses every four years and if cracked or damaged
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

1 item

Replace tires on age (regardless of tread)

Wheels and tires

Guideline

No interval set

4 items

The engine air filter elements need to be replaced and the V-belt air filter element needs to be serviced more frequently when riding in unusually wet or dusty areas.

Fuel and air

Factory

Factory: As printed: TIP p.7-8: The engine air filter elements need to be replaced and the V-belt air filter element needs to be serviced more frequently when riding in unusually wet or dusty areas.
After disassembling the brake master cylinders and calipers, always change the fluid.

Brakes

Factory

Factory: As printed: TIP p.7-8 Hydraulic brake service: After disassembling the brake master cylinders and calipers, always change the fluid.
Regularly check the brake fluid levels and fill the reservoirs as required.

Brakes

Factory

Factory: As printed: TIP p.7-8 Hydraulic brake service: Regularly check the brake fluid levels and fill the reservoirs as required.
Replace the brake hoses every four years and if cracked or damaged.

Brakes

Factory

Factory: As printed: TIP p.7-8 Hydraulic brake service: Replace the brake hoses every four years and if cracked or damaged. (the 'if cracked or damaged' part)

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.