BMW E90- User Manual
BMW E90– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 4 – Stage 1 – SWS‐8 subwoofer install
- Page 15 – Subwoofer install pictures
- Page 16 – Stage 2 – Amplifier install
- Page 30 – How to splice a wire
BMW e90 Sub and Amp Upgrade
B y :
a z w i l l N J
Follow
these
step
by
step
instructions
to
upgrade
your
stock
under
seat
subwoofers
to
Earthquake
Sound
SWS
‐
8
subwoofers
with
an
Earthquake
Sound
TNT
T2000WD/1
amplifier.
This
tutorial
was
written
about
a
non
‐
Logic7
2008
e90
328xi
sedan
with
iDrive
and
folding
rear
seats,
however,
it
is
possible
that
this
install
could
be
used
with
other
cars
as
well.
Subwoofer
and
Amplifier
Install
By:
azwillNJ
Page
1
of
30
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
Summary
Subwoofer and Amplifier Install By: azwillNJ Page 4 of 30 Stage 1 – SWS‐8 subwoofer install Step 1 – Remove the positive battery cable Remove the positive battery connection to eliminate the risk of shorting something out. 1. Open yo...
Subwoofer install pictures Subwoofer and Amplifier Install By: azwillNJ Page 15 of 30
Stage 2 – Amplifier install Step 1 – Remote Wire A remote wire is a wire that is connected to a switched 12 volt positive line that goes on and off with the ignition (i.e. cigarette lighter) somewhere in the car and is wire...
