FAULT TESTING
Read all of SAFETY and this section before attempting any procedure. Pay particular attention to Notices, Cautions, Warnings and Dangers.
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FAULT TESTING
GASOLINE VEHICLE PERFORMANCE
Condition Possible Cause Correction
STARTER DOES NOT TURN
Weak or bad battery Recharge or replace as necessary
Terminals are loose or corroded Clean and tighten
Poor wiring connections Repair or replace wire and/or connections
Faulty ignition switch Repair or replace ignition switch
Blown fuse Investigate cause and replace fuse
Solenoid faulty If no audible ‘click’ is heard, check power
and ground. Replace solenoid if power
and ground is good
Accelerator switch Check continuity
Starter/generator terminals are loose or
corroded
Tighten or clean
Leads are broken or faulty ground Check for breaks at bend or joint.
Replace cable
Field coils are open Replace fields
Armature coil is open Replace armature
STARTER TURNS SLOWLY
Terminals are loose or corroded Tighten or clean
Weak battery Charge battery
Leads are nearly broken or connections
are faulty
Check for any defect of leads at bend or
joint. Replace wire leads
Mechanical problem inside
starter/generator
Check
Internal engine damage Inspect and repair
Crankcase over filled with oil Drain and fill to recommended level with
approved oil
STARTER ROTATES BUT VEHICLE
WILL NOT START OR HARD TO
START
Weak Battery Charge or replace as necessary
Corroded or loose battery connections Clean and tighten battery connections.
Apply a coat of battery protectant to
terminals
Check for adequate fuel level If necessary, fill with correct grade gaso-
line to 1"(2.5cm) below bottom of filler neck
No spark at spark plug. Broken or
disconnected spark plug wire
Check and replace if required
Spark plug fouled Clean or replace
Broken or disconnected coil wires Check or replace
Faulty magneto Check or replace
Incorrect spark plug gap/type Set gap correctly
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