Troubleshooting
4-2
•
Carefully inspect electrical connectors for:
- Corrosion or foreign debris on pins.
- Bent or damaged pins.
- Recessed contacts not seated properly
in housing.
- Bad wire crimps to terminals.
Connector
problems
are
common
in
vehicles.
Inspect
carefully.
Some
connectors
use
a
special
grease,
called
dielectric
grease,
on
the
contacts
to
prevent
corrosion.
Do
not
remove.
If
required,
apply
more
grease
to
the
connector.
The
grease
can
be
obtained
from
a
dealership
or
auto
parts
store.
4.2 AutoScanner Does Not Power Up
•
Make sure the AutoScanner’s DLC is connected correctly to the
vehicle’s DLC. Verify the pins are clean and fully seated in the DLC.
•
The AutoScanner requires a
minimum of 8 volts between pin
16 (BAT+) and pin 4 (GND) to
power up. Use the flowchart
provided below to troubleshoot.
WARNING!
Never
Lay
Tools
On
Vehicle
Battery.
You
May
Short
The
Terminals
Together
Causing
Harm
To
Yourself,
The
Tools
Or
The
Battery.
!
!
Measure
resistance
between
Pin
4
and
frame
ground.
less
than
5
ohms?
Is
battery
fully
charged?
Repair
Ground
circuit.
Refer
to
a
service
manual.
Charge
battery.
NO
NO
YES
YES
Open
exists
in
power
circuit. Check
for
a
blown
fuse
or
an
open
wire.
Refer
to
a
service
manual.
Measure
Voltage
between
Pins
16
and
4.
Above
8V?
Contact
Actron.
AutoScanner
will
not
power
up.
NO
YES
PIN
16
(BAT+)
PIN
4
(GND)
