Ensure that the ignition
key/button is turned to
rst position to detect
connection. This will help
activate the unit.
5
Key Position?
Can’t get a Solid Green
“8”? Turn on lights or the
radio to get the BIGRIG
PRO 16L to sense a
current load and activate.
6
Can’t get BIGRIG to
connect?
For Automatic
transmissions only,
make sure the truck is in
neutral position.
7
Automatic
Transmission?
(Truck option) Turn the
manual disconnect
switch ON. Location of
disconnect switch varies
by truck manufacturer.
8
Manual
Disconnect Switch
Troubleshooting Guide
Make sure that BIGRIG
PRO 16L has at least 50%
charge.
The 18V Wall charger
takes ~6 hours and the
12V DC charger takes ~8
hours.
1
JumpBox
Charged?
Ensure that the MAIN
ON/OFF power switch is
in the “ON” position.
2
Jumpbox
ON/OFF?
Is the LED blinking red
to green or a solid red or
green? Solid green “8” is
a correct connection and
a solid Red “8” is an error.
With a Red “8” no current
will ow to dead battery.
3
Activation LED
Indicator (8’s)?
Is there a beeping
indicator alarm during
connection? Red “8” and
beeping is error code.
See LED indicator guide.
4
Cable Alarm?
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