4-2 General Troubleshooting TP-5606 6/02
ENGINE
Will not Controller 10-amp Replace fuse. Section 7. Engine/
crank (dead) supply fuse blown If fuse Generator Components
failure continues, Section 8. Wiring Diagrams
replace fuse and
troubleshoot DC
circuit and wiring.
Battery disconnected Check connections Section 9. Wiring Diagrams
or improperly Section 3. Battery
connected
Dead battery Check electrolyte level Section 3. Battery
and specific gravity
(batteries with filler
caps only).
Perform load test
Corroded or loose Clean or replace Section 3. Battery
battery connections
Defective battery Replace alternator Section 3. Battery
charging alternator Charging
Loose battery Check/tighten or Section 3. Drive Belt
charging alternator replace belt
belt
Open wiring, terminal, Check continuity Section 7. Component
pin, foil, etc. Testing
Section 9. Wiring Diagrams
Defective starter Service or replace Engine Service Manual
Defective starter Check continuity of Section 7. Engine/
solenoid circuit. Bypass solenoid Generator Components
using jumper wire. If Section 9. Wiring Diagrams
starter cranks, replace Engine Service Manual
solenoid.
Defective start/stop Check continuity Section 7. Component
switch Testing
Section 9. Wiring Diagrams
Defective K2, K3, Check/replace Section 7. Controller
or K25 relay defective relay Circuit Board
Section 7. Engine/Generator
Components Testing
Problem Possible Cause Corrective Action Reference