Table Of Contents - Buell 2008 XB SERIES Electrical Diagnostics Manual

STARTING / CHARGING
1.1 SPECIFICATIONS
General...............................................................................1-1
1.2 ELECTRIC STARTER SYSTEM
General...............................................................................1-2
Wiring Diagrams..........................................................1-2
Start Relay..................................................................1-2
Starter Interlock...........................................................1-2
Operation............................................................................1-2
1.3 STARTING SYSTEM DIAGNOSIS
Diagnostics.........................................................................1-4
Diagnostic Notes.........................................................1-4
Job/Time Code Values................................................1-4
1.4 STARTER ACTIVATION CIRCUITS
Starter Activation Circuits.................................................1-14
1.5 DIAGNOSTICS/TROUBLESHOOTING
General.............................................................................1-15
Voltage Drops...................................................................1-15
1.6 STARTER TROUBLESHOOTING
Starter Troubleshooting....................................................1-16
1.7 TESTING STARTER ON MOTORCYCLE
Start Relay Test................................................................1-18
Starter Current Draw Test.................................................1-20
1.8 TESTING STARTER ON BENCH
Free Running Current Draw Test......................................1-22
Starter Solenoid................................................................1-22
Solenoid Pull-In Test.........................................................1-22
Solenoid Hold-In Test........................................................1-23
Solenoid Return Test........................................................1-23
Post Test...........................................................................1-24
1.9 CHARGING SYSTEM
General.............................................................................1-25
Alternator...................................................................1-25
Voltage Regulator......................................................1-25
Troubleshooting................................................................1-25
Battery.......................................................................1-25
Wiring........................................................................1-25
Job/Time Code Values..............................................1-25
Testing..............................................................................1-30
Milliampere Draw Test...............................................1-30
Total Current Draw Test.............................................1-30
Current and Voltage Output Test: Using HD-48053....1-30
Current and Voltage Output Test: Using Load
Tester.........................................................................1-31
Stator Check..............................................................1-31
AC Output Check......................................................1-32
1.10 BATTERY TESTING
General.............................................................................1-33
Voltmeter Test...................................................................1-33
Installation........................................................................1-33
Load Test..........................................................................1-33
ENGINE MANAGEMENT
2.1 SPECIFICATIONS
Specifications.....................................................................2-1
2.2 DYNAMIC DIGITAL FUEL INJECTION
(DDFI)
Introduction.........................................................................2-2
General...............................................................................2-2
For More Information..........................................................2-2
Troubleshooting...........................................................2-2
2.3 DIAGNOSTIC INTRODUCTION
System Problems...............................................................2-5
No Start.......................................................................2-5
Poor Performance.......................................................2-5
Check Engine Lamp....................................................2-5
Resolving Problems............................................................2-5
2.4 CHECKING FOR TROUBLE CODES
Check Engine Lamp...........................................................2-6
Code Types.........................................................................2-7
Current........................................................................2-7
Historic........................................................................2-7
Retrieving Trouble Codes...................................................2-7
Multiple Trouble Codes.......................................................2-7
Check Engine Lamp Flashes..............................................2-7
2.5 CHECK ENGINE LAMP DIAGNOSTICS
Retrieving Trouble Codes...................................................2-9
Clearing Codes.................................................................2-10
2.6 BREAKOUT BOX
General.............................................................................2-11
Installation........................................................................2-11
Removal...........................................................................2-11
2.7 WIGGLE TEST
General.............................................................................2-13
Procedure.........................................................................2-13
2.8 INITIAL DIAGNOSTIC CHECK
General.............................................................................2-14
Diagnostic Notes.......................................................2-14
Circuit Diagram/Wire Harness Connector Cable.......2-14
Job/Time Code Values..............................................2-14
Initial Diagnostics.............................................................2-14
General Information...................................................2-14
Diagnostic Notes.......................................................2-14
2.9 INTAKE LEAK TEST
General.............................................................................2-21
Leak Tester.......................................................................2-21
Parts List...................................................................2-21
Tester Assembly........................................................2-21
Intake Leak Testing...........................................................2-21
2.10 CHECK ENGINE LAMP NOT
ILLUMINATED AT KEY ON
General.............................................................................2-23
Diagnostics.......................................................................2-23
Diagnostic Tips..........................................................2-23
Diagnostic Notes.......................................................2-23
III