3
-5
PERIODIC MAINTENANCE
EAS30620
CHECKING THE SPARK PLUGS
The following procedure applies to all of the
spark plugs.
1. Remove:
• Rider seat
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Fuel tank center cover
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Fuel tank
Refer to “FUEL TANK” on page 7-1.
• Air filter case
Refer to “GENERAL CHASSIS (2)” on
page 4-10.
2. Remove:
• Ignition coil
• Spark plug
NOTICE
ECA13320
Before removing the spark plugs, blow away
any dirt accumulated in the spark plug wells
with compressed air to prevent it from falling
into the cylinders.
3. Check:
• Spark plug type
Incorrect
→
Change.
4. Check:
• Electrode “1”
Damage/wear
→
Replace the spark plug.
• Insulator “2”
Abnormal color
→
Replace the spark plug.
Normal color is medium-to-light tan.
5. Clean:
• Spark plug
(with a spark plug cleaner or wire brush)
6. Measure:
• Spark plug gap “a”
(with a wire thickness gauge)
Out of specification
→
Regap.
7. Install:
• Spark plug
• Ignition coil
TIP
Before installing the spark plug, clean the spark
plug and gasket surface.
8. Install:
• Air filter case
Refer to “GENERAL CHASSIS (2)” on
page 4-10.
• Fuel tank
Refer to “FUEL TANK” on page 7-1.
• Fuel tank center cover
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Rider seat
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
EAS30622
ADJUSTING THE VALVE CLEARANCE
The following procedure applies to all of the
valves.
TIP
Valve clearance adjustment should be made on
a cold engine, at room temperature.
1. Remove:
• Rider seat
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Fuel tank center cover
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Fuel tank
Refer to “FUEL TANK” on page 7-1.
• Air filter case
Refer to “GENERAL CHASSIS (2)” on
page 4-10.
Manufacturer/model
NGK/LMAR9A-9
Spark plug gap
0.8–0.9 mm (0.0
3
1–0.0
3
5 in)
Spark plug
1
3
N·m (1.
3
kgf·m, 9.6 lb·ft)
G088879
T
R
.
.
Summary of Contents for MT-09 2021
Page 1: ...2021 SERVICE MANUAL MT 09 MT 09SP B7N 28197 E0 MTN890 MTN890D ...
Page 2: ......
Page 6: ......
Page 8: ......
Page 26: ...1 17 SPECIAL TOOLS ...
Page 41: ...2 14 TIGHTENING TORQUES ...
Page 46: ...2 19 CABLE ROUTING Steering head left and right view 5 2 6 4 5 5 7 2 6 7 8 6 9 B A B 1 2 3 B ...
Page 60: ...2 33 CABLE ROUTING Main switch left side view A C B 6 1 D 6 1 6 1 2 3 4 5 5 6 1 ...
Page 66: ...2 39 CABLE ROUTING ABS ECU top view 1 8 9 10 11 6 11 5 12 A 2 B D 7 G 7 H 3 C 4 5 6 7 E F I ...
Page 68: ...2 41 CABLE ROUTING IMU top view 7 7 2 3 4 5 8 1 1 7 9 A B 6 D 6 C 9 10 ...
Page 78: ...2 51 CABLE ROUTING Fuel tank left side view 1 2 3 4 5 6 A 1 7 C 4 5 B 4 D E F 8 1 9 4 5 G H 5 ...
Page 80: ...2 53 CABLE ROUTING Canister 1 2 5 3 4 6 A B C D D E F G H I J ...
Page 86: ...2 59 CABLE ROUTING Radiator right side view 3 2 1 B A D C 4 ...
Page 88: ...2 61 CABLE ROUTING Radiator right side view C B A D E 1 F G I H ...
Page 92: ...2 65 CABLE ROUTING Water pump left side view 3 4 A 2 C D B F 1 E ...
Page 94: ...2 67 CABLE ROUTING ...
Page 306: ...5 79 CONNECTING RODS AND PISTONS a ...
Page 338: ...6 15 WATER PUMP ...
Page 352: ...7 13 THROTTLE BODIES ...
Page 355: ......
Page 363: ...8 8 IGNITION SYSTEM ...
Page 369: ...8 14 ELECTRIC STARTING SYSTEM ...
Page 377: ...8 22 CHARGING SYSTEM ...
Page 422: ...8 67 ELECTRICAL COMPONENTS ...
Page 441: ...9 11 SYSTEM DIAGRAM ...
Page 465: ...9 35 CRUISE CONTROL SYSTEM for MTN890D ...
Page 736: ...9 306 89_ABS 4 Defective hydraulic unit assembly Replace the hydraulic unit assembly ...
Page 742: ...9 312 91_ABS 4 Defective hydraulic unit assembly Replace the hydraulic unit assembly ...
Page 746: ......
Page 747: ......
Page 748: ......