
PERIODIC MAINTENANCE AND MINOR REPAIR
6-2
6
EAU00473
PERIODIC MAINTENANCE AND LUBRICATION
CP-01ENO. ITEM CHECKS AND MAINTENANCE JOBSINITIAL
(1,000 km)EVERY
6,000 km
or
6 months
(whichever
comes first)12,000 km
or
12 months
(whichever
comes first)
1
*Fuel line• Check fuel hoses for cracks or damage.
• Replace if necessary.ÖÖ
2*Fuel filter• Check condition.
• Replace if necessary.Ö
3 Spark plugs• Check condition.
• Clean, regap or replace if necessary.ÖÖÖ
4*Valves• Check valve clearance.
• Adjust if necessary.Every 24,000 km or 24 months
(whichever comes first)
5 Air filter• Clean or replace if necessary.ÖÖ
6Clutch• Check operation.
• Adjust or replace cable.ÖÖÖ
7*Front brake• Check operation, fluid level and vehicle for fluid leakage.
(See NOTE on page 6-4.)
• Correct accordingly.
• Replace brake pads if necessary.ÖÖÖ
8*Rear brake• Check operation, fluid level and vehicle for fluid leakage.
(See NOTE on page 6-4.)
• Correct accordingly.
• Replace brake pads if necessary.ÖÖÖ
9*Wheels• Check balance, runout and for damage.
• Rebalance or replace if necessary.ÖÖ
10*Tires• Check tread depth and for damage.
• Replace if necessary.
• Check air pressure.
• Correct if necessary.ÖÖ

PERIODIC MAINTENANCE AND MINOR REPAIR
6-11
6
EAU02975
Final gear oil replacement1. Put the motorcycle on the center-
stand.
2. Place an oil pan under the final
gear case.
3. Remove the oil filler bolt and the
drain bolt to drain the oil.
4. Install and tighten the drain bolt to
the specified torque.5. Fill the gear case with the recom-
mended oil.
NOTE:@ “GL-4” is a quality and additive rating.
Hypoid gear oils rated “GL-5” or “GL-6”
may also be used. @
EW000066
WARNING
@ Do not let foreign material enter the
final gear case. Be sure oil does not
get on the tire or wheel. @6. Install the oil filler bolt.
7. After replacing the final gear oil, be
sure to check for oil leakage.
EAU00574*
Air filterThe air filter should be cleaned at the
specified intervals. It should be cleaned
more frequently if you are riding in un-
usually wet or dusty areas.
1. Remove the seat.
2. Turn the fuel cock lever to “OFF”
and disconnect the fuel hose.
1. Final gear oil drain bolt
2. Final gear oil
3. Correct level
4. Final gear oil filler boltTightening torque:
Drain bolt:
23 Nm (2.3 m·kg)
Recommended oil:
SAE 80 API GL-4 Hypoid gear oil
If desired, an SAE 80W90 hypoid
gear oil may be used for all condi-
tions.
Final gear oil quantity:
0.2 L
1. Fuel tank
2. Fuel sender lead
3. Fuel hose
4. Fuel cock

PERIODIC MAINTENANCE AND MINOR REPAIR
6-12
6 3. Remove the fuel tank bolts.
4. Disconnect the fuel sender lead
and remove the fuel tank.5. Remove the air filter case cover by
removing the screws.6. Pull out the air filter.
1. Bolt (´ 2)
1. Screw (´ 4)
1. Air filter

8-1
8
EAU01038
8-SPECIFICATIONSSpecifications
Model XJ900S
Dimensions
Overall length 2,230 mm
Overall width 750 mm
Overall height 1,300 mm
Seat height 795 mm
Wheelbase 1,505 mm
Ground clearance 130 mm
Minimum turning radius 3,000 mm
Basic weight (with oil and full
fuel tank)
265 kg
Engine
Engine type Air-cooled 4-stroke, DOHC
Cylinder arrangement Forward-inclined parallel 4-cylin-
der
Displacement 892 cm
3
Bore ´ Stroke 68.5 ´ 60.5 mm
Compression ratio 10:1
Starting system Electric starter
Lubrication system Wet sumpEngine oil
Ty p e
Recommended engine oil
classification API Service SE, SF, SG type or
higher
Quantity
Periodic oil change 3.2 L
With oil filter replacement 3.4 L
Total amount 4.4 L
-20˚ -10˚ 0˚
10˚20˚ 30˚
40˚50˚C
SAE 10W/30
SAE 15W/40SAE 20W/40SAE 20W/50
SAE 10W/40
CAUTION:Be sure to use motor oils that do not contain anti-friction
modifiers. Passenger car motor oils (often labeled
“Energy Conserving”) contain anti-friction additives which
will cause clutch and/or starter clutch slippage, resulting in
reduced component life and poor engine performance.

SPECIFICATIONS
8-2
8
Final gear oil
Type SAE 80 API “GL-4” hypoid gear
oil or SAE 80W90 all-purpose
hypoid gear oil
Quantity 0.2 L
Air filterDry type element
Fuel
Type Regular unleaded gasoline
Fuel tank capacity 24 L
Carburetor
Type ´
quantity BDSR34 ´ 4
Manufacturer MIKUNI
Spark plug
Manufacturer/type NGK / DPR8EA-9 or
DENSO / X24EPR-U9
Gap 0.8 ~ 0.9 mm
Clutch type Wet, multiple-disc
Transmission
Primary reduction system Spur gear
Primary reduction ratio 1.672
Secondary reduction system Shaft drive
Secondary reduction ratio 1.278
Transmission type Constant mesh 5-speed
Operation Left foot operationGear ratio
1st 2.188
2nd 1.500
3rd 1.154
4th 0.933
5th 0.813
Chassis
Frame type Double cradle
Caster angle 27°
°° °
Trail 121 mm
Tire
Front
Type Tubeless
Size 120/70-17 58V
Manufacturer/
model Dunlop / K505F
Metzeler / ME33
Bridgestone / G601
Rear
Type Tubeless
Size 150/70-17 69V
Manufacturer/
model Dunlop / K505
Metzeler / ME55A
Bridgestone / G602

10-INDEXAAir filter .................................................. 6-11
Antitheft alarm (optional) ..........................3-7BBattery ................................................... 6-24
Brake and clutch lever lubrication........... 6-22
Brake and shift pedal lubrication ............ 6-22
Brake fluid replacement ......................... 6-21
Brake light switch adjustment ................. 6-19CCable inspection and lubrication ............ 6-21
Carburetor adjustment ........................... 6-13
Care.........................................................7-1
Center and sidestand lubrication ............ 6-22
Checking the front and
rear brake pads ................................... 6-19
Clutch lever ............................................ 3-10
Clutch lever free play adjustment ........... 6-18
Controls/Instruments ................................2-3
Cowling A ................................................6-5
Cowling B ................................................6-6
Cowling removal and installation ..............6-5DDiagnosis device......................................3-7
Digital clock..............................................3-8
Dimmer switch .........................................3-9EEngine break-in........................................5-5
Engine oil .................................................6-8
Engine stop switch ................................. 3-10
FFinal gear oil replacement ..................... 6-11
Front brake lever ................................... 3-11
Front fork adjustment............................. 3-16
Front fork inspection .............................. 6-23
Front wheel installation .......................... 6-29
Front wheel removal .............................. 6-27
Fuel ....................................................... 3-13
Fuel gauge .............................................. 3-8
Fuel indicator circuit check....................... 3-5
Fuel indicator light ................................... 3-3
Fuel tank breather hose
(for Germany only) .............................. 3-14
Fuel tank cap ......................................... 3-12
Fuse replacement.................................. 6-25GGive safety the right of way ..................... 1-1HHandlebar switches ................................. 3-9
Dimmer switch ................................... 3-9
Engine stop switch ........................... 3-10
Hazard switch .................................... 3-9
Horn switch ........................................ 3-9
Lights switch .................................... 3-10
Pass switch ........................................ 3-9
Start switch ...................................... 3-10
Turn signal switch .............................. 3-9
Hazard switch .......................................... 3-9
Headlight bulb replacement ................... 6-26
Helmet holder ........................................ 3-15
High beam indicator light ......................... 3-3
Horn switch ............................................. 3-9
IIdentification number records ...................9-1
Idle speed adjustment ............................6-13
Indicator lights ..........................................3-3
Fuel indicator light...............................3-3
High beam indicator light ....................3-3
Neutral indicator light ..........................3-3
Oil level indicator light .........................3-3
Turn indicator lights ............................3-3
Inspecting the brake fluid level ...............6-20KKey identification number .........................9-1LLeft view...................................................2-1
Lights switch ..........................................3-10MMain switch/Steering lock .........................3-1
Model label ..............................................9-2NNeutral indicator light ...............................3-3OOil level indicator circuit check .................3-4
Oil level indicator light ..............................3-3PParking.....................................................5-6
Pass switch ..............................................3-9
Periodic maintenance and lubrication .......6-2
Pre-operation check list ............................4-1