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IX
TABLE OF CONTENTS INTRODUCTION
OPERA
TING INSTRUCTIONS APPENDIX
O P E R A T I N G I N S T R U C T I O N S
every make, model, and engine.)
SPEED LIMITER
Adjusts top speed limiter by incre-
ments or fi xed values.
•Vehicle must have appropriate
speed rated tires.
•Do not exceed proper operating
conditions.
•Obey all traffi c laws.
•For use only on a controlled
track. Never exceed legal limits
on public roadways.
REV LIMITER
Adjusts engine rev limiter by incre-
ments or fi xed values.
•Vehicle must have appropriate
speed rated tires.
•Do not exceed proper operating
conditions.
TIRE SIZE
This option corrects speedometer,
odometer and automatic transmis-
sion shift points (where supported)
for wheel and tire changes. (
NOTE:
Measure from the ground to the top
of your tire. Place a ruler or fl at level
item on the top of your tire to mea-
sure accurately. Measure in 1/4 inch
increments rounding up.)
AXLE (GEAR) RATIO
Corrects the speedometer, odometer
and automatic transmission shift
points (where supported) for rear end
gear changes.
•Confi rm aftermarket parts are
installed before adjusting this
option.
AUTO TRANS SHIFT POINTS
Adjust transmission points for opti-
mized drivability and operation. Varies
by vehicle.
AUTO TRANS SHIFT PRESS.
Adjust transmission pressure in PSI to
allow for a more aggressive shift. Var-
ies by vehicle.
COOLING FAN
Adjusts fan turn ON temperature. Var-
ies by vehicle.
MANUAL TRANS SKIP SHIFT
Enables or disables Computer Aided
Gear Selection (CAGS) for manual
transmissions.
WOT RESTRICTION
Enables or disables factory Wide Open
Throttle (WOT*) restriction.
* Available only on certain vehi-
cles.
RETURNING TO STOCK
The fi rst time you program your
vehicle, your factory stock tune is
saved into the programmer. Once your
vehicle has been programmed, you
may return it to the
factory stock settings at any point.
1. Select
“Tune Vehicle”
then press
“Enter”
.
2. Select
“Quick Tune”
then press
“Enter”
.
3. Select
“Factory Stock”
then press
“Enter”
4. Follow on-screen prompts.
5. Switch Ignition OFF/RUN (On) as
requested (Do not start engine).
(CAUTION: Before taking your vehi-
cle into a service center, return your
vehicle to stock. The service center
might reprogram your vehicle with
an updated program without your
knowledge. If you did not use the HT
to return your vehicle to factory stock
and your vehicle is reprogrammed by
the service center, the programmer
will no longer be able to program
your vehicle.)
