Service Manual

Workman 1100/1110/2100/2110Page 6 – 4Electrical System
Troubleshooting
CAUTION
Remove all jewelry, especially rings and
watches, before doing any electrical trouble-
shooting or testing. Disconnect the battery
cables unless the test requires battery voltage.
For effective troubleshooting and repairs, you must
have a good understanding of the electrical circuits and
components used on this vehicle (see Wiring Schemat-
ics in Chapter 8).
If the vehicle has any interlock switches by–passed,
they must be reconnected for proper troubleshooting
and safety.
Starting Problems
Problem Possible Causes
Starter solenoid clicks, but starter will not crank. Battery charge is low.
Battery cables are loose or corroded.
Battery ground to frame is loose or corroded.
Wiring at starter is faulty.
Starter solenoid is faulty.
Starter is faulty and causing an incomplete circuit for
the solenoid.
Nothing happens when start attempt is made. Battery is dead.
Wiring to the start circuit (see Wiring Schematics)
components is loose, corroded, or damaged.
Battery cables are loose or corroded.
Battery ground to frame is loose or corroded.
Fuse block is faulty.
10 ampere fuse to the ignition switch is loose or blown.
The ignition switch is faulty.
Switch at accelerator pedal is faulty or needs
adjustment.
Starter solenoid is faulty.
Shutdown module is faulty (Workman 2100 and 2110).
Engine cranks, but does not start. Wiring to start circuits (see Wiring Schematics) is
loose, corroded, or damaged.
Shutdown module is faulty (Workman 2100 and 2110).
Engine or fuel system is malfunctioning (see Engine
Chapter).
Engine and fuel may be too cold.