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Problem
Short run time
Sluggish action
Controls reversed
Motor/ESC overheat
Does not operate
Poor range
The system will not connect
The receiver goes into failsafe
mode a short distance away from
the transmitter
The receiver quits responding
during operation
Receiver and transmitter are not
bound
Vehicle moves forward or back-
ward without input from user
Car does not drive straight
No steering or lack of steering
No throttle or lack of throttle
Clicking noise in transmission
area
10
TROUBLESHOOTING GUIDE
Possible Cause
Battery damaged/not charged
Motor dirty
Motor dirty
Bind in drivetrain
Vehicle battery is not charged
ST. REV or TH. REV
Over-geared for the driving environment
Transmitter batteries low
Transmitter powered off
ESC powered off
Vehicle battery is not charged
Dual-rate (D/R) steering and/or throttle knobs on
transmitter are turned counterclockwise
Transmitter batteries low
Receiver antenna damaged
Transmitter and receiver too near each other
Transmitter and receiver too near large metal
objects (vehicles, etc.)
Throttle trim out of center on transmitter
Receiver accidentally put in bind mode so receiver
is no longer bound
Check the receiver antenna to be sure it is not cut
or damaged
Low battery voltage
Loose or damaged wires or connectors between
battery and receiver
Transmitter accidentally put in bind mode, ending
bind to receiver
Throttle trim on transmitter not centered
Steering trim on transmitter not centered
Steering dual-rate (D/R) on transmitter not
adjusted correctly
Servo failed
Throttle dual-rate (D/R) on transmitter not
adjusted correctly
ESC failed
Motor failed
Dirt or rocks in spur gear
Motor moved away from spur gear
AXE MONSTER TRUCK
Solution
Check/change battery
Check/clean
Check/clean
Clean/adjust
Replace/recharge
Change switch position
Install smaller pinion on the motor
Replace/recharge
Power on
Power on
Replace/recharge
Adjust dual-rate (D/R) steering or throttle knobs clockwise
to desired setting
Replace/recharge
Check/repair/replace
Move transmitter 3.3–9.8ft (1–3m) from receiver
Move away from large metal objects (vehicles, etc.)
Set throttle trim on transmitter to zero. Turn off and on
transmitter and vehicle
Rebind transmitter and receiver
Make sure the antenna is in the antenna tube Contact
Horizon Product Support
Completely recharge battery
Do a check of the wires and connection between battery
and receiver. Repair or replace wires and/or connectors
Bind transmitter to receiver
Adjust throttle trim on transmitter to neutral point
Adjust steering trim on transmitter so the vehicle drives
straight
Adjust steering dual-rate (D/R) knob on transmitter
clockwise to desired steering throw
Contact Horizon Product Support
Adjust throttle dual-rate (D/R) knob on transmitter
clockwise to desired steering throw
Contact Horizon Product Support
Contact Horizon Product Support
Remove gear cover and inspect. If necessary, replace gear
Reset gear mesh
™
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