User's Manual
FORD HHU & IVU MANUAL
BTN 1 BTN 2
Press NA Find
Press 2X Start NA
Press & Hold Stop Panic
FORD 2-WAY HHU OPERATIONAL SPECIFICATION
1. HHU button #1 (Start)
1.1 Double-press for start (second press must be within 3 seconds of first press).
1.2 Single press and hold to remote stop (at least 1.6 seconds).
1.3 Single LED (visible through case plastic) must light with each press of the
button for visual confirmation that signals was sent from HHU.
2. IVU receives signal and responds
Signal receive
2.1 “Handshake confirmation” – HHU button #1 confirms signal receipt by
vehicle via 1 flash of a green backlit LED.
2.2 “Handshake confirmation” – HHU Piezo buzzer confirms signal receipt by
vehicle via 1 beep simultaneous with LED flashes.
Engine Start
2.3 “Engine Start confirmation” – HHU button #1 confirms start via 2 flashes of a
green backlit LED.
2.4 “Engine Start confirmation” – HHU Piezo buzzer confirms start via 2 beeps
simultaneous with LED flashes.
Engine Stop
2.5 Upon remote stop, HHU button #1 confirms stop via 3 long flashes of a
backlit green LED.
2.6 Upon remote stop, HHU Piezo buzzer confirms stop via 3 long beeps
simultaneous with LED flash.
2.7 Engine Stall or Fail to Start.