ScyTek Electronics PRECISION PRO 5500 - Manual (Page 45)

Precision Pro - Page 41
21. RPM Learn/Tach Monitor This dual program branch sets the engine mode for Gas or Diesel, and
learns the vehicle’s RPM threshold. For installation into a diesel equipped vehicle, first set the engine
type to diesel before learning RPM.
RPM Learn/Tach Monitor. start the engine, enter Branch 21, the LED light will flash continuasly to
indicate it is reading the tach signal. Press Button 1 to learn the vehicle’s tach signal. The siren will
chirp and the LED will flash once to confirm learning of the tach signal. The siren will chirp four
times and the LED will flash four times if the tach signal was not learned.
Tach Monitor mode: monitors the vehicle’s tach wire (or a fuel injection wire) in real-time to
determine engine status and adjust starter crank time automatically.
Gas Engine. Sets the engine type for Gasoline.
Diesel Engine. Sets the engine type for Diesel and monitors the glow plug input to make sure the
glow plugs are warm before cranking the starter. If the glow plug wire is not connected, the built-in
timer waits 15 seconds before automatically cranking the starter.
22. Ignition 2 Relay Program. Selects one of three operating modes for the Ignition 2 relay output:
Ignition 2, Accessory 2, or Starter 2.
23. Wait to Start Polarity input. Select positive or negative wait to start input.
24. Parking Light-2 Output Mode (+)10A. Select this 10A positive output as an additional parking
light, Trunk Release, or a Third Starter Ouput. .
25. Turbo Timer. When enabled, if the emergency brake has been applied Ignition power will be kept On
for a predetermined time (2 minutes Factory Default) from the application of the emergency brake.
26. Extended Parking Lights. When enabled, upon unlocking parking lights will turn On for 30
seconds