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NGS Mach II User Guide v1.0
Troubleshooting
General Error Messages
The following is a list of error messages you may encounter when using NGS Mach II and the
suggested action to take to correct the error.
IMPORTANT! The suggested actions to take are for
reference only. Always refer to the vehicle’s shop manual for proper diagnostic procedures.
Message
Possible Cause
Action to Take
• DCL NOT RESPONDING
• MODULE NOT RESPONDING
• PCM NOT RESPONDING
• TCM NOT RESPONDING
• Loose link adapter
connection
• Incorrect vehicle
and engine
selection
• Internal system
error
• Vehicle’s link
inoperable
• Verify the link adapter is
securely connected and
that the vehicle and engine
selection is correct.
• If message recurs, cycle engine
key.
• Verify NGS Mach II operates
on a known good vehicle. If
message does not appear,
discontinue testing on the
original vehicle and consult
the shop manual for data link
diagnostics. If message recurs
on a known good vehicle,
contact Hickok technical
support.
• Refer to the vehicle’s shop
manual for proper diagnostics.
• FATAL SYSTEM ERROR # —PLEASE
RESET
• Internal system
error.
• Disconnect and then
reconnect cables. If message
recurs, contact Hickok
technical support.
• NO LINK AVAILABLE ON THIS
VEHICLE
• Incorrect vehicle
and engine
selection
• Reselect correct vehicle and
engine.
• RAM TEST ERROR ADDRESS: #
• Internal system
error.
• Contact Hickok technical
support.
