www.Thunder-Max.com
309-360 Installation / Setup Guide V2009.04.23
2
Softail® Models
ST-A:
Remove the seat, locate and remove the ECM
fuse. Remove the stock ECM from the motorcycle and
the wiring harness plug from the ECM. Lift the battery
up from the oil tank and remove the battery cables
(negative first). Remove the battery.
ST-B:
Remove the bolts holding the fuse block bracket
to the frame and lift the bracket away from the frame to
allow access to the gap between the frame and oil tank
on the right side of the motorcycle.
ST-C:
Connect the ThunderMax ECM to the harness
and position it loosely in the ECM tray. Feed both
oxygen sensor harnesses (front cylinder first) through
the gap between the frame and oil tank on the right side
of the motorcycle.
ST-D:
At this time you may want to snake the rear
oxygen sensor towards the rear exhaust pipe by starting
it from the right side of the bike, under the oil tank, and
around the seat post to the rear exhaust position (do not
connect it to the harness until after it has been installed
and tightened into the exhaust pipe, so the harness can
turn freely). Ensure that the rear O
2
harness plug is
positioned closer to the swingarm pivot bolt so it will not
be crushed between the upper swingarm and the oil tank
at full stroke (suspension bottomed).
ST-E:
Position the harness plug for the front pipe under
the transmission, along the frame rail. Install the oxygen
sensors into the exhaust pipes, connect the harness
plugs to the oxygen sensors and secure the harnesses
west point)
to the frame (above the lo
with wire ties.
ST-F:
Re-install the fuse block
bracket bolts and attach the
ThunderMax ECM to the ECM tray.
Re-install the battery (positive cable
first) and install the ECM fuse.
Plug the AutoTune module into
e 4-pin gray data port plug on
th
the motorcycle.
FXD (Dyna®) Models
FXD-A:
Remove the left side cover to reveal the
electrical caddy. Remove the main fuse (1). Use a
small screwdriver to release the catche
block, relay block and TSSM module to the electrica
caddy (2). Unplug the main harness fr
remove the data plug from its holder (3
hex head and 1 socket head mountin
caddy for removal (4). Unplug th
harness from the coil and remove the c
s holding the fuse
l
om the ECM and
). Remove the 2
g bolts to free the
e plug wires and
addy.
