Owners manual

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9/11
IM3221 rev 06.08.10
AMP RESEARCH POWER STEP – H3
Using a test light, multi-meter or circuit
tester determine if wire grounds when door is
opened. There will be 2 wires that have
black with white stripes that are constantly
grounded; these are the incorrect wires.
Remove rear passengers pin switch in door
Attach single diode harness to black with
white stripe trigger wire. Make sure diode is
on side facing front of vehicle.
6
4
Front of Vehicle
Diode
Passengers side steps 20-28
Remove front and rear threshold covers.
Move factory wire harness out of the way at
front door.
21
Drill a 9/32 hole in floorboard (see figure
below). Be careful not to drill through carpet
or wire harness on other side of floor pan.
Front of vehicle
~15”
1/2”
Install rubber grommet into hole and feed
trigger wires through the grommet. Seal
grommet with silicone and cover with tape to
prevent it sticking to carpet.
4
11
At front door locate green with black
stripe door ajar wire in factory harness.
27 28
25 26
29 30