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Help & Troubleshooting
PIN 2 (BAT+)
PIN 6 (GND)
Scan Tool
power up.
Measure Voltage between
BAT + and GND pins.
Above 8V?
Contact Customer
Service Center.
ERROR MESSAGES
Vehicle Communication Fault
If the tool exhibits a problem when
9
communicating with the vehicle, a
message displays. The vehicle's control
module(s) enters into an unrecoverable
state. Press ENTER and the tool resets.
Operating Error or Erroneous Data
An Operating Error or Erroneous Data
occurs if the vehicle's computer(s) stops
communicating with the scan tool. When
this happens, the scan tool prompts you
to try again or return to the Function
List. Make a selection and press
ENTER.
9 – 2 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
LH DLC
does not
NO
YES
circuit. Check for a blown fuse
PIN 16 (BAT+)
J1962 (OBD II) DLC
Is
battery fully
charged?
YES
Measure resistance
between GND pin and
frame ground.
less than
5 ohms?
YES
Open exists in power
or an open wire. Refer to a
service manual.
Vehicle Comm Fault. ?
Turn Key Off For
10 Sec, Then Press
ENTER To Reset Tool~
Operating Error
Check Connections!
<YES>
PIN 4 (GND)
NO
Charge battery.
Repair Ground
NO
circuit. Refer to a
service manual.
Try Again?
NO
~
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