16
17
（ Table 1）
(二）Suspension and steering system (三）Electronic Control System
Failure
phenomenon
Reason
Processing method
Uneven wear of
tyres
To Swing (a
swing, tremor,
or vibration) in
a direction
The brake
went off
Not Enough
Brake power
The tire pressure is too low
Inflate to recommended air
pressure
Direction Column Shaft
Lubricant Solidification
Inject the right amount of oil
The movement of the hinge
loss of oil
Add lubricating oil for each
moving part
Steel bowl worn Replace the Steel Bowl
Uneven inflation pressure of
the tire
Adjust the inflation pressure of
the tire
Direction Column Lock Nut
loose
Tighten the lock nut
The wheels swing
Repair or replace bearings,
front axle
Loose hub nut Tighten the nut
The pressure of the tire is
uneven
Adjust the inflation pressure
of the tire
Uneven wheel braking Adjust the pump shoe
The brake tubing is leaking
oil and the brake fluid is not
moving
After exhaust, tighten the oil pipe
joint and add enough brake fluid
The brake shoes are badly
worn
Switch brake shoes
Grease or water on brake
shoes and brake discs
Purging
The direction loosens the
lock nut
Tighten the lock nut
（ Table 1）
Failure
phenomenon
Reason
Processing method
Turn on the key
switch power
indicator no
display, no
contactor
suction“TA-DA”
sound
Turn on the key
switch power
indicator has a
display, a
contactor
suction“TA-DA”
sound electric
car does not
start
Vehicles Stop
and go
The vehicle
starts and stops
The key switch shorted out
Repair or replacement
Loose or short circuit
connection
Fasten the joint or connect the wire
Oxidation of battery joint
Smooth and clean with Gauze
Damage to control circuit or
power cut-off switch
Replacement
The polarity of the battery is
reversed
Switch polarity
The accelerator is not
responding
Readjusting
Forward/backward switch
damaged
Check, repair, replace
Accelerator failure
Inspect faulty parts for repair or
replacement
Contactor contact failure
Inspect faulty parts for repair or
replacement
Inspect faulty parts for repair or
replacement
Inspect faulty parts for repair or
replacement
Speed control failure
Drive Motor failure
The controller is damp or
drenched
Check and dry
Circuit overcurrent and
overheat protection system
not started
Check and rule out whether the
parking device has been fully
released, whether long-term
loading, climbing or replacement
of the controller
The circuit joint is loose
Fasten the connector and connect
the wire
Low Battery
Drive Motor failure
Battery charging
Inspection and maintenance
To Next Page
Loading...
