Functional testing, Trouble shooting – Banks Power Dodge Trucks: (Diesel ’03 - 07 5.9L Cummins) Speed Control- Banks SmartLock '03-Early 04 User Manual

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FUNCTIONaL

TESTING

Once the installation is complete,
a test drive should be performed
to ensure that the SmartLock Trans
Brake is functioning properly. The
following procedure should be used
to verify that the torque converter
is locked when the brake is active
and that it disengages at the proper
vehicle speed.

34.

Obtain a steady vehicle speed

of 40 to 45 mph (engine speed of
2000 to 2200 rpm) in 3rd gear with
overdrive cancelled and the torque
converter locked on a flat road where
it is safe to allow the vehicle to slow
to approximately 20 mph.

35.

While maintaining this speed,

turn the power switch for the Banks
Brake to the “ON” position. Release
the accelerator pedal to activate the
exhaust brake and SmartLock Trans
Brake.

36.

Once the exhaust brake is

activated the torque converter will
remain locked and engine RPM will
begin to decrease at the same rate
as vehicle speed decreases. Allow
the vehicle to slow until the engine
reaches a speed of approximately
1200 RPM.

At an engine speed of approximately
1200 RPM, the SmartLock Trans
Brake will return control of the torque
converter to the factory computer
and it will unlock causing the engine
RPM to decrease rapidly. This is an
indication that the SmartLock Trans
Brake is functioning properly.

37.

Obtain a steady vehicle speed

of 50 MPH in overdrive on a flat road
where it is safe to allow the vehicle to
slow to approximately 20 MPH.

38.

While maintaining this speed,

turn the switch for the Banks Brake
to the “ON” position. Release the
accelerator pedal to activate the
exhaust brake.

39.

Once the exhaust brake is

activated, the torque converter will
remain locked and the engine rpm
will begin to decrease at the same
rate as vehicle speed decreases.
Activate the overdrive cancel
switch and ensure that the vehicle
downshifts to 3rd gear. Apply light
throttle pressure to allow the torque
converter to re-lock. Release the
accelerator pedal and ensure that
the torque converter remains locked
until the engine speed drops to
approximately 1200 RPM.

40.

Once this functional testing

is completed, the SmartLock Trans
Brake is ready for service.

TROUBLE SHOOTING

If the system fails to function
properly, verify that the wire taps are
installed correctly and on the proper
wires.

If the SmartLock Trans Brake should
ever need to be removed from the
vehicle, the system includes a by-pass
plug that must be connected to the
white 10-pin connector in place of
the SmartLock Trans Brake. Failure
to utilize the by-pass plug will result
in a “check Engine” light on the dash
and a Diagnostic Trouble code being
stored in the factory computer.

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