wsm L503 Workshop Manual page 500

L3130 · L3430 · L3830 · L4630 · L5030, WSM
1. TROUBLESHOOTING
Symptom
All Electrical
Equipment Do Not
Operate
Fuse Blown
Frequently
BATTERY
Battery Discharges
Too Quickly
STARTING SYSTEM
Starter Motor Does
Not Operate
Glow Lamp Does Not
Light
Probable Cause
• Battery discharged or defective
• Battery positive cable disconnected or
improperly connected
• Battery negative cable disconnected or
improperly connected
• Slow blow fuse blown
• Short-circuited
• Battery defective
• Alternator defective
• IC Regulator defective
• Wiring harness disconnected or improperly
connected (between battery positive terminal
and regulator B terminal)
• Cooling fan belt slipping
• Battery discharged or defective
• Slow blow fuse blown
• Safety switch improperly adjusted or
defective
• Wiring harness disconnected or improperly
connected (between main switch terminal
and safety switches, between safety switches
and starter motor, between battery positive
terminal and starter motor)
• Starter motor defective
• Main switch defective
• Connector A for electronic instrument panel
(IntelliPanel) disconnected or improperly
connected
• IntelliPanel defective
• Coolant temperature sensor defective
• Bulb blown
• Main switch defective
• Circuit in IntelliPanel defective
• Wiring harness disconnected or improperly
connected (between main switch terminal
and IntelliPanel, between IntelliPanel and
glow relay, between glow relay and ground)
• IntelliPanel defective
Recharge or replace
Repair or replace
Repair or replace
Replace
Repair or replace
Replace
Repair or replace
Replace
Repair or replace
Adjust tension
Recharge or replace
Replace
Repair or replace
Repair or replace
Repair or replace
Replace
Repair or replace
Replace
Replace
Replace
Replace
Replace
Repair or replace
Replace
9-S1
ELECTRICAL SYSTEM
Reference
Solution
Page
G-25
–
–
G-36
–
W10143220
–
9-S44
9-S44
–
G-23
W10137180
G-25
G-36
9-S35
–
9-S41
9-S33
9-S23
9-S23
9-S55
G-37
9-S33
–
–
9-S23
W10137180
KiSC issued 02, 2007 A