Metra Electronics 99-9104 User manual

INSTALLATION INSTRUCTIONS FOR PART 99-9104
(2) 86-9001 Head unit removal tools I Small Flat Blade Screwdriver
1-800-221-0932 www.metraonline.com
KIT FEATURES
©COPYRIGHT 2004-2010 METRA ELECTRONICS CORPORATION
•DIN Head Unit Provision With Removable Pocket
A) Radio Housing B) Pocket
Harness & Antenna Connections (sold seperately)
•40-VW10 - VW Antenna Adapter
KIT COMPONENTS
TOOLS REQUIRED:
99-9104
A
APPLICATIONS
AUDI A3
2006-2010
B

Dash Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Kit Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Final Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
TABLE OF CONTENTS
99-9104

99-9104
1
Disconnect the negative battery
terminal to prevent an accidental
short circuit.
1
Insert the long ends of Metra’s 86-
9001 head unit removal tools (Figure
B) into the slots in the factory head
unit and pull the unit out.
(Figure A)
2
AUDI A3 2006-2010
Disconnect the wiring.
3
DASH DISASSEMBLY
AS
FM
AM
SAT
TAPE SCAN
RDS
TONE
MENU
LOAD
CD
A
B

2
99-9104
AUDI A3 2006-2010
KIT ASSEMBLY
Slide the DIN cage into the Radio
Housing and secure by bending the
metal locking tabs down.
(Figure A)
1
Slide the aftermarket head unit into
the DIN cage until secure.
(Figure B)
2
Slide the included pocket into the
Radio Housing until secure.
(Figure C)
3
Install kit assembly into dash.
4
DIN HEAD UNIT PROVISION
A
B
C

3
99-9104
FINAL ASSEMBLY
FINAL ASSEMBLY
1
Locate the factory wiring harness in the dash. Metra recommends using the
proper mating adapter and making connections as shown.
(Isolate and individually tape off the ends of any unused wires to prevent
electrical short circuit.)
2
Re-connect the negative battery terminal and test the unit for proper operation.
3
Reassemble radio and dash assemblies in reverse order of disassembly.
A
A) Strip wire ends back 1/2"
B) Twist ends together
C) Solder
D) Tape
B
C
D
Make wiring connections using the EIA color code chart shown below and the instructions included with the head
unit. Metra recommends making connections as shown below; Strip, Splice, Solder, Tape. Isolate and individually
tape off ends of any unused wires to prevent electrical short circuit.
12V Ignition / Acc . . . Red
12V Batt / Memory . . Yellow
Ground . . . . . . . . . . . Black*
Power Antenna . . . . . Blue
Amp Turn-On . . . . . . Blue / White
Amp Ground . . . . . . . Black / White
Illumination. . . . . . . . Orange
Dimmer . . . . . . . . . . Orange / White
Right Front (+) . . . . . White
Left Front (-) . . . . . . . White / Black
Right Rear (+). . . . . . Violet
Right Rear (-) . . . . . . Violet / Black
Left Rear (+). . . . . . . Green
Left Rear (-) . . . . . . . Green / Black
*NOTE: When Black a wire is not present, ground radio to vehicle chassis.
All colors may not be present on all leads due to manufacturer’s specifications.
METRA / EIA WIRING CODE
FINAL WIRING CONNECTIONS

4
NOTES
99-9104

5
NOTES
99-9104

99-9104 INSTRUCTIONS
1-800-221-0932 www.metraonline.com
REV. 04/29/10 © COPYRIGHT 2004-2010 METRA ELECTRONICS CORPORATION INST99-9104