ELECTRICAL SYSTEM
L3301, L3901, L4701, WSM
9-S3
EASY CHECKER™
GAUGES
ELECTRONIC INSTRUMENT PANEL
Symptom Probable Cause Solution
Reference
Page
Engine Oil Pressure
Lamp Lights Up
When Engine Is
Operating
Engine oil pressure too low Repair engine 1-S80
Engine oil insufficient Fill G-36, G-64
Engine oil pressure switch damaged Replace 1-S42
Short circuit between engine oil pressure switch
lead and chassis
Repair 1-S42
Electrical instrument panel damaged Replace 9-S18
Engine Oil Pressure
Lamp Does Not Light
When Key Switch Is
Turned ON and
Engine Is Not
Operating
Engine oil pressure switch damaged Replace 1-S42
Wiring harness disconnected or improperly
connected
Repair or replace –
Electrical instrument panel damaged Replace 9-S18
Symptom Probable Cause Solution
Reference
Page
Fuel Gauge Does Not
Function
Fuel level sensor damaged Replace 1-S44
Wiring harness disconnected or improperly
connected
Repair or replace –
Electrical instrument panel damaged Replace 9-S18
Coolant Temperature
Gauge Does Not
Function
Coolant temperature sensor damaged Replace 9-S41
wiring harness disconnected or improperly
connected
Repair or replace –
Electrical instrument panel damaged Replace 9-S18
Symptom Probable Cause Solution
Reference
Page
Nothing Is Displayed
in LCD
Battery discharged or damaged Recharge or replace 9-S11
Slow blow fuse blown Replace 9-S17
Fuse blown Replace 9-S16
Electronic instrument panel connector disconnect Connect 9-S20
Electronic instrument panel damaged Replace 9-S18
Ground cable disconnected or improperly
connected
Connect 9-S17
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