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Honda CRF450L 2020 User Manual
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User Manual - Page 216
For CRF450L 2020.
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Contents
Table of Contents
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Blac
k
P
antone 1
86C
CRF450L
L
PRIN
TED IN XXXX
XXXX.20
1
9.XX.L
0
0X31
-MKE-91
0
0
31MKE91
0
2020
2020
CRF450L
*This is a high performance motorcycle, more frequent maintenance is required.
<
213
214
215
216
File type: PDF
File name: 27832011_crf450l-2020.pdf
File size: 11.39 MB
File Language: English
Pages: 216
Author: Honda
Published: 2020-11-05
Updated: 2023-09-09
Download File
Table of Contents
×
Introduction
4
A Few Words About Safety
5
Safety Labels
13
Motorcycle Safety
9
Important Safety Information
10
Important Safety Precautions
10
Accessories & Modifications
11
Accessories & Modifications
11
Off-Road Safety
12
Off-Road Safety
12
Instruments & Controls
15
Operation Component Locations
16
Controls & Features
23
Ignition Switch
23
Start Button
23
Engine Stop Switch
23
Headlight Dimmer Switch
23
Passing Light Control Switch
23
Turn Signal Switch
23
Horn Button
23
Indicators & Displays
17
Multi-function Display
18
Speedometer
20
Odometer/Tripmeter A & B
20
Fuel Mileage Meter
20
Digital Clock Setting
21
Backlight Brightness Adjustment
21
Changing the Speed and Mileage Unit
22
Changing the Fuel Mileage Unit
22
Load Limits & Guidelines
29
Loading
29
Load Limits
29
Loading Guidelines
29
Before Riding
25
Are You Ready to Ride?
26
Always carry this manual and tool kit
26
Protective Apparel
26
Rider Training
26
Shifting Gears
35
Braking
36
Break-in Guidelines
38
Basic Operating Instructions
31
Basic Operating Instructions
32
Safe Riding Precautions
32
Carbon Monoxide Hazard
32
Starting & Stopping the Engine
33
Fast Idle Knob
33
Preparation
33
Starting Procedure
33
Bank Angle Sensor Ignition Cut-off System
34
How to Stop the Engine
34
Parking
37
Theft-prevention Tips
37
Servicing Your Honda
39
The Importance of Maintenance
40
Maintenance Safety
41
Important Safety Precautions
41
Maintenance Schedule
43
MAINTENANCE SCHEDULE â OFF-ROAD USE
45
General Competition Maintenance (Off-Road Use Only)
47
Before & After Competition Maintenance (Off-Road Use Only)
51
Between Races & Practice Maintenance
51
After Competition Maintenance
52
Maintenance Component Locations
53
Seat
54
Fuel Tank
56
Subframe
60
Fuel System
68
Fuel
68
Refueling Procedure
68
Fuel Line Inspection
69
Fuel Line Replacement
69
Fuel Pump Filter Replacement
71
Fuel Pressure Increasing
76
Engine Oil
77
Oil Recommendation
77
Checking & Adding Oil
78
Changing Engine Oil & Filter
78
Coolant
80
Coolant Recommendation
80
Checking & Adding Coolant
80
Cooling System Inspection
81
Coolant Replacement
81
Cooling System Bleed Air
82
Air Cleaner
83
Cleaning
83
Crankcase Breather
85
Draining
85
Throttle
86
Throttle Freeplay
86
Throttle Inspection
87
Throttle Cable Lubrication
87
Engine Idle Speed
88
Idle Speed Adjustment
88
Clutch System
89
Clutch Lever Freeplay
89
Other Inspections
90
Clutch Operation
90
Clutch Cable Lubrication
90
Clutch Disc/Plate Removal
91
Clutch Disc/Plate/Spring Inspection
92
Clutch Disc/Plate Installation
92
Spark Plug
94
Spark Plug Recommendation
94
Spark Plug Inspection & Replacement
94
Valve Clearance
95
Cylinder Head Cover Removal
95
Positioning At TDC On The Compression Stroke
96
Valve Clearance Inspection
97
Camshaft Removal
97
Shim Selection
99
Camshaft Installation
100
Crankshaft Hole Cap Installation
102
Cylinder Head Cover Installation
103
Piston/Piston Rings/Piston Pin
104
Cylinder Head Removal
104
Cylinder Removal
106
Piston Removal
106
Piston Ring Removal
106
Piston/Piston Pin/Piston Ring Inspection
107
Piston Ring Installation
107
Piston Installation
108
Cylinder Installation
109
Cylinder Head Installation
110
Suspension
113
Front Suspension Inspection
113
Front Suspension Removal
114
Recommended Fork Oil
116
Fork Outer Tube Disassembly
116
Fork Oil Refilling
117
Front Suspension Installation
118
Fork Damper Disassembly
121
Damper Oil Change
123
Fork Damper Installation
126
Rear Suspension Inspection
129
Brakes
130
Front Brake Lever Adjustment
130
Rear Brake Pedal Height
130
Fluid Level Inspection
131
Brake Pad Wear
133
Other Inspections
133
Brake Light Adjustment
133
Wheels
134
Wheel Rims & Spokes
134
Axles & Wheel Bearings
134
Tires & Tubes
135
Air Pressure
135
Inspection
135
Tube Replacement
135
Tire Replacement
136
Side Stand
137
Exhaust Pipe/Muffler
141
Exhaust Pipe/Muffler Inspection
141
Muffler Removal
141
Muffler Installation
141
Exhaust Pipe Removal
142
Exhaust Pipe Installation
142
Spark Arrester
143
Spark Arrester Inspection
143
Additional Maintenance Procedures
144
Steering Head Bearing Inspection
144
Handlebar Inspection
144
Control Cables
144
Nuts, Bolts, Fasteners
145
Battery
146
Battery Storage
146
Battery Charging
147
Headlight Aim
148
Headlight Aim Vertical Adjustment
148
Appearance Care
149
General Recommendations
149
Washing Your Motorcycle with a Mild Detergent
149
After Cleaning Lubrication
150
Panels
150
Aluminum Frame Maintenance
150
Titanium Fuel Tank Maintenance
150
Exhaust Pipe and Muffler Maintenance
150
Side Cover
55
Periodic Maintenance
42
Maintenance Record (On-Road Use Only)
46
Adjustments
151
Front Suspension Adjustments
152
Front Suspension Air Pressure
152
Front Suspension Damping
153
Rear Suspension Adjustments
154
Rear Suspension Spring Pre-Load (Off-Road Use Only)
154
Rear Suspension Damping
155
Rear Suspension Race Sag (Off-Road Use Only)
156
Suspension Adjustment Guidelines (Off-Road Use Only)
158
Tuning Tips
161
Spark Plug Reading (Off-Road Use Only)
161
Chassis Adjustments
162
Rear End (Off-Road Use Only)
162
Fork Height/Angle (Off-Road Use Only)
162
Wheelbase (Off-Road Use Only)
162
Tire Selection for Track Conditions (Off-Road Use Only)
163
Personal Fit Adjustments
164
Control Positioning (Off-Road Use Only)
164
Handlebar Position (Off-Road Use Only)
164
Tips
165
Transporting Your Motorcycle
166
Storing Your Honda
167
Preparation for Storage
167
Removal from Storage
167
You & the Environment
168
Troubleshooting
169
1. Check the starter motor*
169
2. Check the starter/ ignition relay*
169
3. Check the spark plug condition (P.86)
169
4. Try spark test*
169
5. Check the PGM-FI system (P.9)
169
6. Check the fuel pump operation and inspect the fuel flow*
169
7. Check the fuel injector operating sound
169
8. Test cylinder compression*
169
9. Start by following normal starting procedure
169
1. Check the wheel spin smoothness
169
2. Check the tire pressure (P.127)
169
3. Check the engine speed change accordingly when clutch is engaged*
169
4. Check the engine speed increase
169
5. Check the engine knocking when accelerate or run the engine at high speed
169
6. Check the ignition timing*
169
7. Test cylinder compression*
169
8. Check the PGM-FI system (P.9)
169
9. Check the fuel pump operation and inspect the fuel flow*
169
10. Check the spark plug condition (P.86)
169
11. Check the engine oil level and condition (P.70)
169
12. Remove the cylinder head cover and inspect lubrication
169
1. Check the spark plug condition (P.86)
170
2. Check the ignition timing*
170
3. Check the PGM-FI system (P.9)
170
4. Check the fuel pump operation and inspect the fuel flow*
170
5. Check the insulator for leaks
170
6. Check the valve clearance (P.87)
170
7. Try spark test*
170
1. Check the ignition timing*
170
2. Check the air cleaner (P.75)
170
3. Check the PGM-FI system (P.9)
170
4. Check the fuel pump operation and inspect the fuel flow*
170
5. Check the valve timing
170
6. Check the valve clearance (P.87)
170
7. Check the valve springs*
170
8. Try spark test*
170
9. Remove and inspect the cam lobe height*
170
Taking Care of the Unexpected
172
General Guidelines
172
If Your Engine Quits or Wonât Start
173
If You Have a Flat Tire
175
Should You Repair or Replace a Tire or Tube?
175
Emergency Front Wheel Removal/ Installation
175
Emergency Rear Wheel Removal/ Installation
177
Taking Care of the Unexpected
171
If a Fuse Blows
180
If Your Battery Is Low (or Dead)
183
If the High Coolant Temperature Indicator Lights
178
If You Have a Burned-out Light Bulb
179
Burned-out Light Bulb
179
If You Crash
181
If You Lose Your Key
182
Technical Information
185
Vehicle Identification
186
Serial Numbers
186
Specifications
187
Torque Specifications
189
Nuts, Bolts, Fasteners
189
Oxygenated Fuels
195
Off-Road Logbook
196
Optional Parts List
198
Spare Parts & Equipment
199
Spare Parts
199
General Tools
199
Honda Special Tools
199
Chemical Products
199
Other Products
199
Wiring Diagram
200
Catalytic Converter
194
Warranty Coverage
203
Warranty Service
204
Consumer Information
201
Authorized Manuals
202
Contacting Honda
205
Your Honda Dealer
206
Reporting Safety Defects (USA only)
207
Index
208
A
208
B
208
C
208
D
208
E
208
F
208
G
209
H
209
I
209
L
209
M
209
O
209
P
209
R
209
S
210
T
210
V
210
W
210
Quick Reference
214
Quick Reference
213
How To Avoid Costly Repairs
213
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