Troubleshooting

EZGO Golf Cart Carburetor Troubleshooting Table

In this EZ GO Golf Cart carburetor troubleshooting section you can interrogate the troubleshooting tables to diagnose your carburetor issue. Should you need replacement parts you can find them in our EZGO parts section.

SymptomCause of ProblemHow to fix It
Leaking GasWorn inlet valveValve replacement
Dirty valve seatClean seat
Wrong fuel level in float bowlAdjust float
Worn float mounting tangReplace float
Worn float pinReplace float pin
Damager float bowl gasketReplace bowl gasket
Damaged floatrplace float
Blocked or damaged vent tubesReplace vent tubes
Poor Performance At Low SpeedsIncorrectly adjusted pilot screwAdjust pilot screw
Blocked pilot portClean port
Blocked low speed jetClean jet
Loose low speed jetTorque jet
Poor Gas EconomyGas level too highAdjust float
Loose jetsTorque jets
Choke only partially openingAdjust choke
Dirty air filterClean or replace filter
Poor quality gasFlush and replace gas
Poor AccelerationBlocked gas passagesClean gas passages
Blocked low speed jet or tubesClean jets and tubes
Gas level too lowAdjust float
Dirty air filterClean or replace filter
Poor performance At High SpeedsFaulty gas pumpReplace pump
Loose master jetTorque master jet
Incorrect gas level in float bowlAdjust float
Contaminated gas tank or hosesClean tank and hoses
Blocked gas filterReplace filter
Blocked master jet or master jet air passageClean jet and passages
Dirty air filterClean or replace filter
Bad Combustion From ExhaustDirty carburetorClean carburetor
Contaminated gas tank, hoses or filterClean or replace contaminated components
Blocked air or gas filterReplace
Poor quality gasFlush and replace gas
Power Loss (No Gas)Faulty gas pumpReplace pump
Dirty carburetorClean carburetor
Contaminated gas tank or hosesClean tank and hoses
Blocked gas filterReplace filter
Air leak in systemCheck fasteners and gaskets. Replace as required.
Power Loss (No Air)Dirty air filterClean or replace filter
Throttle linkageAdjust or repair
Blocked air inletClean or replace air filter
SurgingGovernor LinkageInspect and adjust. If damaged replace.

EZGO Golf Cart Engine and Gas System Troubleshooting Table

Find how to diagnose your golf cart engine problems in this EZGO Golf cart engine troubleshooting section.

SymptomCause of ProblemHow to fix It
Starter Motor Does Not TurnLow charge or flat batteryRecharge battery or replace if faulty
Loose or corroded battery terminalsClean and torque
Faulty wire connectionsReplace wire / connections
Ignition switch faultyReplace
Blown fuseInspect for cause and replace
Faulty SolenoidCheck power and ground circuits, if okay replace solenoid
Faulty accelerator switchInspect and adjust if no "click' is heard. Replace if faulty.
Start motor terminals loose or corrodedClean and torque
Electrical ground faultInspect for damage and continuity. Replace as required
Open field coilsRepair or replace
Open armature coilRepair or replace
Starter Turns Too SlowlyLoose or corroded TerminalsClean and torque
Weak batteryCharge battery or replace if faulty
Faulty leads and connectionsReplace leads / connections
Starter motor faultyInspect and replace if required
Damage to internals of cart's engineInspect engine and carry out repairs
Engine overfilled with lubricating oilInspect oil level and drain to acceptable limits
Starter Rotates But Cart's Engine Will Not Start Or Difficult To StartWeak BatteryRecharge battery or replace if faulty
Loose or corroded battery terminalsClean and torque
Low Gas LevelRefill
Spark plugs producing no sparkInspect and replace if required
Perished spark plugsReplace
Faulty coil wiresReplace
Ignitor faultyReplace
Pulse unit faultyReplace
Speak plug gap wrongReset gap to recommended setting
Faulty gas pumpRepair or replace
Gas line blockedClean or replace
Damaged gas lineReplace
Blocked master jetClean jet
Restricted movement in throttle leverInspect all linkages and replace as required
Contaminated gas lines or carburetorClean lines and carburetor. Replace gas filter
Blocked gas filterReplace
Carburetor float settings wrongAdjust float settings and inspect seats
Flooded engine with gasPress choke in and wait 15mins for fuel to drain before attempting start
Starved engine of gasPull choke out until engine runs smoothly then press choke in
Blocked air intake tubesRepair or replace
Air filter blockedClean or replace
Blocked mufflerRepair or replace
Poor engine compressionInspect and carry out repairs as required
Engine Runs Rough Or Looses PowerBlocked air filterClean or replace
Choke adjustment incorrectAdjust
Perished spark plug or incorrectly gappedReplace plug and set gap
Ignitor faultyInspect and replace
Carburetor gasket leaking gasInspect and replace if required
ignition wiring faultyRepair or replace
Coil faultyInspect and replace if required
Valve lash incorrectInspect and adjust
Valve springs damagedReplace
Intake / exhaust valves damagedReplace
Carburetor float setting incorrectAdjust float setting
Contaminated carburetorClean gas lines and carburetor. Replace gas filter
Blocked gas tank ventClean or replace gas vent cap
Damaged or blocked mufflerRepair or replace
Damaged diaphragm in gas pumpReplace
Low engine compressionInspect engine and carry out repairs
Low quality gasDrain gas and replace with good gas
Low Speed Performance PoorGas tank vent blockedClean or repair
Choke on (Pulled out)Push choke in
Incorrect carburetor float levelAdjust
Pilot screw out of adjustmentAdjust
Faulty gas pumpRepair or replace
Gas level too lowAdd gas
Carburetor gasket has air leakInspect and replace if required
Perished spark plugReplace
Spark weakInspect ignition coil, if okay replace spark plugs
Valve lash incorrectInspect and adjust
Poor Performance At Midrange Or High Engine RPMPerished spark plugReplace
Spark weakInspect ignition coil, if okay replace spark plugs
Ignitor faultyInspect and adjust
Carburetor float settings wrongAdjust
Blocked master jetClean
Blocked air filterClean or replace
Dragging brakesConduct brake maintenance
Low engine compressionInspect engine and carry out repairs
Faulty governorAdjust
Engine OverheatingDebris in Cooling fins and blower fan housingClean
Blower fan housing or cooling fins damagedRepair or replace
Blocked mufflerRepair or replace
Poor oil pressure or supplyInspect oil system, change oil and check level
Continuously Perishing Spark PlugsIncorrect spark plug typeReplace
Incorrect spark plug gapAdjust
Coil faultyReplace
Ignitor faultyReplace
Poor quality gasDrain gas and replace with good gas
Debris entering system due to air leakRepair
Choke siezed in closed positionRepair
Master jet incorrect for cart's engineReplace
Carburetor Floods Engine With GasDirty valve seat and inlet valvesClean or replace
Poor quality gasDrain gas and replace with good gas
Float level incorrectAdjust
Gas vent line damagedReplace
Blocked air filterClean or replace
Excessive Smoking From ExhaustIncorrect oilReplace oil
Oil dirtyChange oil
Engine overfilled with oilDrain and fill to correct level
Blocked PVC valveReplace
Worn or broken pistion ringsReplace
Worn valvesReplace
Worn valve seats or guidesReplace
BackfiringPoorly adjusted accelerator limit switchAdjust
Muffler loose or gasket perishedRepair
Restricted motion in carburetor throttle leverRepair
Carburetor throttle lever not closing correctlyAdjust
Damaged carburetor throttle valve springReplace
Accelerator, governor and carburetor linkages out of adjustmentAdjust
Carburetor throttle lever shaft damagedRepair or replace
Damaged governor torsion springReplace
Spark plug wires faultyReplace
Ignitor faultyReplace
Coil faultyReplace
Erratic, Surging Or Sudden Change In Governed SpeedGovernor bracket spring laggingClean and lubricate
Accelerator, governor and carburetor linkages out of adjustmentAdjust
Governor shaft damagedRepair or replace
Governor arm damagedRepair or replace
Governor failureRepair
Starter Motor Is NoisyLoose fastenersTorque
Debris in starter motorClean
Faulty bearingsInspect and apply grease or replace as required
Poor Rectification Of Charging CircuitHigh LoadAdjust load
Damaged armatureRepair or replace as required
Worn brushesReplace
Commutator surface is roughtUse emery paper and smooth
Voltage output incorrectInspect and replace damaged components
Dirty CommutatorClean and dry
Damaged field coilRepair or replace
Battery Not ChargingBattery connetions are loose or corrodedClean and torque
Voltage regulator output incorrectReplace
Poor ground connection to voltage regulatorRepair
Open or short circuitRepair
Faulty generator on engineRepair or replace as required

EZGO Golf Cart Electric Motor Troubleshooting Table

For all your electrical motor issues please match the symptoms to the probably cause. This will allow you to correct the problem with your EZ GO goft cart electric motor.

SymptomCause of ProblemHow to fix It
Cart Will Not MoveKey in 'OFF' position or no direction selectedTurn Key in 'ON' position and select direction
Batteries flatCharge
Batteries will not chargeReplace batteries
Battery connection loose or corrodedClean and torque connections
Faulty solenoidReplace
Faulty key switchReplace
Faulty microwitch MS2 at direction switchReplace microswitch
Loose connectorTighten
Motor faultyInspect and test continuity of field coils (S1 & S2) and armature (A1 & A2). Also test each coil to ground testing for short. Repair or replace motor as required.
ESC system faultyTest and replace components as required
Faulty ignition interlock systemReplace
Faulty DCS systemTest and replace components as required
Cart Speed ErraticESC system faultyTest and replace components as required
Faulty DCS systemTest and replace components as required
Reverse Is Same Speed As Forward (Should Be Slower)ESC system faultyTest and replace components as required
Noisy MotorBearing damagedReplace
Commutator bar(s) raisedRepair or replace motor
Motor mounts looseTorque
Batteries Will Not ChargeFaulty chargerRepair or replace
Charging circuit faultyRepair
Damaged battery caseReplace battery
Battery electrolyte level lowFill will electrolyte
Faulty batteryReplace

 

EZGO Golf Cart Brakes Troubleshooting Flow Chart

In this section you can use the brake system troubleshooting flow charts or tables to identify the problem with your EZGO Golf cart brakes. If you need to replace parts please use out EZ GO parts page and identify your vehicle.
b2

b3

b4

 

 

 

EZGO Golf Cart Brakes Troubleshooting Table

SymptomCause of ProblemHow to fix It
Cart Fails Brake Performance Test - Stopping Distance Too LongWheel brake failed. Components either damaged or significantly worn.Replenish all worn or damaged components
Brake pedal not returningCheck binding of pedal, pedal fluid travel, cables, brake adjusters and pedal pivot
Wet brake shoesWait for shoes to dry and conduct test again
Brake cabling damaged or siezingRepair or replace
Worn brake shoesReplace
Glazed brake shoesIf shoes have 0.06" (1.5mm) of material left, sand with emery paper. Otherwise replace.
Inappropriately adjusted braking systemAdjust
Loose brake cables at anchoring pointsRepair
Damaged brake drumReplace
Model Year >2001: If 1 1/8" (2.9cm) of fluid pedal travel (Soft Pedal). Model Year <2001: If 2 1/4" (5.7cm) of fluid pedal travel (Soft Pedal).Insufficient pedal force at parking brake latchAdjust
Damaged brake cablesReplace
Out of adjustment brake return bumperAdjust
Loose brake cables at anchoring pointsReplenish all worn or damaged components
Wheel brake failed. Components either damaged or significantly worn.Replenish all worn or damaged components
Inappropriately adjusted braking systemAdjust
Model Year >2001: If 7/8" (2.2cm) of fluid pedal travel (Hard Pedal). Model Year <2001: If 2" (5cm) of fluid pedal travel (Hard Pedal).Too much pedal force at parking brake latchAdjust
Brake cabling damaged or siezingRepair or replace
Inappropriately adjusted braking systemAdjust
Wheel brake failed. Components either damaged or significantly worn.Replenish all worn or damaged components
Park Brake Is Not Causing Wheels To LockCompensator spring adjustment incorrectAdjust
Brake pedal fluid travel too greatAdjust
Brake system out of adjustmentAdjust
Brake pedal not returningInspect for brake pedal siezing and ensure fluid travel
Uneven braking Across Wheels On Common Axle Or One Wheel Locks And The Other Does NotWheel not locking is not adjusting correctlyInspect brake operation of wheel NOT locking
Siezed or loose brake cableInspect brake lever return and ensure both brake levers are returning at same rate. If not adjust brake cables.
Damaged brake drumReplace
Wet or glazed brake shoesInspect when shoes dried. If glazed and if shoes have 0.06" (1.5mm) of material left, sand with emery paper. Otherwise replace.
Corroded or siezed brake pivot componentsReplace
Sensitive brakesSurface corrosion on drums due to moistureUse cart at maximum spped and slowly apply brakes dislodging surface rust
Brake pivots siezedInspect and replace components as required
Park Brake Difficult to EngageAdjustment to tight causing not enough playAdjust pedal fluid travel at spherical nut and ensure wheel brake actuators are returning correctly
Siezed or loose brake cableInspect brake lever return ensuring they return at equal rates. Adjust brake cables if not.
Dragging ShoesInspect wheel brakes
Park Brake Will Not Stay EngagedExcessive WearInspect latch mechanism for wear

 

EZGO Golf Cart Suspension and Steering Troubleshooting Table

Welcome to the EZGO suspension and steering troubleshooting section where you can diagnose and fix your steering or suspension issues.

SymptomCause of ProblemHow to fix It
Tire Wear UnevenTire pressure incorrectInflate all tires evenly to correct pressure
Wheel alignment poorAlign wheels
Stiff SteeringWater has frozen in steering boxPull appart steering column, pinion and bearing and remove all water. Change gasket seal. Reassembly and apply grease.
Too much grease in steering box causing migration into steering rack bellowsRaise cart and inspect rack bellows when moving the steering from lock to lock. If bellow distortion exists, remove the bellows and drain excess grease.
King pins, tie rod ends, idler bushing, rack tensions or steering box require lubricationApply little grease and test steering. Keep adding grease until steering is free and smooth. Do not overfill with grease
rack bentRemove rack and place on a known flat surface. Use a feeler gauge between the rack and flat surface. If a 0.015" (0.381mm) feeler gauge will pass, replace the rack
Steering System Has Too Much PlayLoose steering wheelCheck splines and check if tight. If unit is already torqued, replace steering wheel. If not then torque wheel nuts.
Worn steering componentsReplace
Wheel bearings looseAdjust or replace
Excessive vibrationWorn steering componentsReplace
Wheel bearings looseAdjust or replace
Tires, wheels or brake drums have lost their roundnessCheck and replace all out of round components
Lug nuts looseTorque to 50-80ft. Lbs (68-115Nm)
Steering pulls to one sideTire pressure incorrectInflate to correct pressure
Wheel brakes draggingCarry out maintenance on brake system
Failure of suspension system componentsRepair
Incorrect wheel alignmentAlign wheels