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any body have a wiring diagram for a 1993 mercedes benz 300SE. my buddy just bought one and someone hacked up the wiring
 

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Originally posted by 92seville@Mar 17 2010, 12:03 AM~16913184
any body have a wiring diagram for a 1993 mercedes benz 300SE. my buddy just bought one and someone hacked up the wiring
You will need to use a 9v battery to determine speaker location since the wiring is the same for all speakers and you will have to get your constant and turn on power from the ignition switch harness unless you find them in the dash already there from the previous install, have fun ;)

1988-93 Mercedes 300 Series Stereo Wiring
Ground Chassis
Illumination n/a
Dimmer n/a
Antenna Trigger n/a
Antenna Left Rear

Front Speakers 4" Dash
Left Front (+) White
Left Front (-) Black
Right Front (+) White
Right Front (-) Black

Rear Speakers 5 1/4" Rear Deck
Left Rear (+) White
Left Rear (-) Black
Right Rear (+) White
Right Rear (-) Black

1988-93 Mercedes 300 Series Alarm, Remote Starter, Keyless Entry Wiring Information
Constant 12V+ Red Ignition Switch Harness or Driver's Kick Panel
Starter Purple/White or Purple above Pedal
Ignition Pink/Red or Red/Black Ignition Switch Harness above Accelerator
Ignition 2 Pink/Yellow Ignition Switch Harness, Accessory 2
Accessory Pink/Green Ignition Switch Harness
Tach Black Or Gray/Yellow (-) At Coil left inner fender
Brake Switch Black/Red Brake Switch
Trunk Pin Black/Yellow (-) OEM Alarm Module Passenger's FootWall
Parking Lights Gray/White L And Gray R at Light Switch
Head Lamp White/Yellow Light Switch
Hood Pin Brown/Red (-) OEM Alarm Module Passenger's FootWall
Factory Disarm Green/Yellow (-) OEM Alarm or Driver's Kick Panel
Door Trigger Brown/ (-)F ,Brown/ (-)R at OEM Alarm right FootWall
Door Lock Green or Blue Driver's Kick or Pump under Rear Seat
Door Unlock Green or Blue Vacuum Door Lock System
Horn Wire Black/Pink (+) Steering Column
Windows Up LF=Green, RF= Black/White
Windows Down LF=Black/Pink, RF= Black
 

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2GUNZ
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28,221 Posts
Originally posted by Brahma Brian@Mar 17 2010, 07:02 AM~16914625
You will need to use a 9v battery to determine speaker location since the wiring is the same for all speakers and you will have to get your constant and turn on power from the ignition switch harness unless you find them in the dash already there from the previous install, have fun ;)
OLD SCHOOL
 

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2GUNZ
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28,221 Posts
Originally posted by Brahma Brian@Mar 17 2010, 07:36 AM~16914694
Oh yeah, best method I have found, I usually rob the smoke detector. LOL
I USE MY VOLTIMETER BATTERY
 
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