User’s Manual—Read before using this equipment
7
TROUBLESHOOTING
Jumpstart Warning Lights
The iOnBoost is ready to jumpstart when the cables are connected and a steady green light
illuminates on the cable safety block. The following chart displays the combinations of warning
lights that occur when the iOnBoost fails to display the ready light:
Warning lights Type of warning
Solution
Flashing red
and green
lights
No vehicle battery detected
Cables are not making a
good connection
Vehicle battery voltage too
high for jumpstarting
Check cable connection.
Check terminals for corrosion.
Check with a mechanic for other starting
related issues.
Solid red and
green lights
90-second timer has
expired; the smart cable
has shut down
Disconnect cables from both the battery and
the iOnBoost and follow connection procedure
again.
Solid red light
(no green)
iOnBoost charge is too low
for jumpstarting
The iOnBoost needs to be recharged.
Solid red light
with beep
(no green)
Short-circuit
Disconnect immediately and follow proper
connection procedure again.
Solid red light
with pulsing
beep
(no green)
Reverse polarity
Disconnect immediately and follow proper
connection procedure again.
Solid red light
with slow beep
(no green)
Reverse charge
Disconnect the iOnBoost from the vehicle
battery immediately.
Solid red light
with fast beep
(no green)
Over-heating
Disconnect and allow unit to cool for 10
minutes.
