wsm L503 Workshop Manual page 501

L3130 · L3430 · L3830 · L4630 · L5030, WSM
CHARGING SYSTEM
Symptom
Charging Lamp Does
Not Light when Main
Switch is Turned ON
Charging Lamp Does
Not Go Off When
Engine is Running
LIGHTING SYSTEM
Head Light Does Not
Light
Hazard Light Does
Not Light
Position Light Does
Not Light
EASY CHECKER
Engine Oil Pressure
Lamp Lights Up
When Engine Is
Running
Engine Oil Pressure
Lamp Does Not Light
When Main Switch Is
Turned ON and
Engine Is Not
Running
Probable Cause
• Wiring harness disconnected or improperly
connected (between main switch terminal
and IntelliPanel, between IntelliPanel and
alternator)
• Alternator defective
• Wiring harness disconnected or improperly
connected (between main switch terminal
and alternator, between IntelliPanel and
alternator)
• Alternator defective
• Fuse blown
• Bulb blown
• Wiring harness disconnected or improperly
connected (between main switch terminal
and combination switch B1 terminal, between
combination switch 1 terminal and head light,
between combination switch 2 terminal and
head light)
• Fuse blown
• Bulb blown
• Wiring harness disconnected or improperly
connected
• Flasher unit defective
• Hazard switch defective
• Fuse blown
• Bulb blown
• Wiring harness disconnected or improperly
connected
• Flasher unit defective
• Position switch defective
• Engine oil pressure too low
• Engine oil insufficient
• Engine oil pressure switch defective
• Short circuit between engine oil pressure
switch lead and chassis
• Circuit in panel defective
• Bulb blown
• Engine oil pressure switch defective
• Wiring harness disconnected or improperly
connected (between IntelliPanel and engine
oil pressure switch)
• Circuit in panel defective
Repair or replace
Repair or replace
Repair or replace
Repair or replace
Replace
Replace
Repair or replace
Replace
Replace
Repair or replace
Replace
Replace
Replace
Replace
Repair or replace
Replace
Replace
Repair engine
Replenish
Replace
Repair
Replace
Replace
Replace
Repair or replace
Replace
9-S2
ELECTRICAL SYSTEM
Reference
Solution
Page
–
9-S44
–
9-S44
W10135800
G-36
G-37
–
G-36
G-37
–
9-S52
9-S51
G-36
G-37
–
9-S52
9-S52
W10137180
–
G-7, 8
9-S53
–
9-S23
G-37
9-S53
–
9-S23
W10137180
KiSC issued 02, 2007 A