Metra Electronics 99-8154 User manual

INSTALLATION INSTRUCTIONS FOR PART 99-8154
APPLICATIONS
LEXUS GS SERIES
1993-1997
KIT FEATURES
•DIN Mount Radio Provision with Pocket
•ISO Mount Radio Provision with Pocket
A) Radio Housing • B) Radio Housing Brackets • C) ISO Brackets • D) Trim Plate
KIT COMPONENTS
A
TOOLS REQUIRED:
Small Flat Blade Screwdriver/ Panel Removal Tool
•Phillips Screwdriver • Socket Set
1-800-221-0932
©COPYRIGHT 2004-2007 METRA ELECTRONICS CORPORATION
www.metraonline.com
B
99-8154
C
D

Dash Disassembly
- Lexus GS Series 1993-1997 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Kit Preparation ...........................................2
Kit Assembly
- DIN Mount Radio Provision with Pocket . . . . . . . . . . . . . . . . . . . . . . . . 3
-ISO Mount Radio Provision with Pocket . . . . . . . . . . . . . . . . . . . . . . . . 4
Final Assembly ...........................................5
TABLE OF CONTENTS
99-8154
*Note:
Refer also to the instructions included with the aftermarket radio.

99-8154 DASH DISASSEMBLY
LEXUS GS SERIES 1993-1997
A
B
C
D
1
Disconnect the negative battery ter-
minal to prevent an accidental short
circuit.
1
Using a panel removal tool gently pry
out on the top of the a/c vent assem-
bly (including clock) and remove.
( Figure A)
2
Unclip and remove ashtray assembly.
Tip: Open ashtray door and pull from
inside. (Figure B)
3
Remove (4) screws securing factory
radio/climate control assembly.
Unplug and remove the assembly.
(Figure C)
4
Remove (4) screws securing factory
climate controls to the assembly.
Remove the climate controls and
retain them and the screws for re-
installation during kit assembly
(
Figure D)
5
Continue to kit assembly.

99-8154 KIT PREPARATION
2
Slide the corresponding bracket onto
the 99-8154 until side clips engage.
(Figure A)
1
Slide the factory A/C controls into the
99-8154 aligning holes in top of kit
with alignment pins in bottom of A/C
control and securewith factory hard-
ware.
(Figure B)
2
Continue to final assembly.
A
B
LEXUS GS SERIES 1993-1997
DIN MOUNT RADIO PROVISION WITH POCKET
ISO MOUNT RADIO PROVISON WITH POCKET
Note: Refer also to the instructions included with the aftermarket radio.

99-8154 KIT ASSEMBLY
3
Slide the DIN cage into the radio
housing/bracket/A/C control assembly
and secure by bending the metal
locking tabs outward. (Figure A)
1
Slide the aftermarket radio into the
cage until it snaps into place.
(Figure B)
2
Continue to final assembly.
A
B
LEXUS GS SERIES 1993-1997
DIN MOUNT RADIO PROVISION WITH POCKET
Note: Refer also to the instructions included with the aftermarket radio.

99-8154 KIT ASSEMBLY
4
Mount the ISO Brackets to the radio
using the screws supplied with the
radio. (Figure A)
1
Slide the aftermarket radio into the
radio housing/bracket/A/C control
assembly until it snaps into place.
(Figure B)
2
Snap the trim plate onto the front of
the radio housing. (Figure B)
3
Continue to final assembly.
A
B
LEXUS GS SERIES 1993-1997
ISO MOUNT RADIO PROVISION WITH POCKET
Note: Refer also to the instructions included with the aftermarket radio.

99-8154 FINAL ASSEMBLY
FINAL ASSEMBLY
(A) Strip wire ends back 1/2"
B) Twist ends together
C) Solder
D) Tape
A
B
C
D
Locate the factory wiring harness in the dash. Metra recommends using the
proper mating adapter and making connections as shown. (Isolate and individ-
ually tape off the ends of any unused wires to prevent electrical short circuit.)
Re-connect the negative battery terminal and test the unit for proper operation.
Reassemble radio and dash assemblies in reverse order of disassembly.
1
2
3
FINAL WIRING CONNECTIONS
Make wiring connections using the EIA color code chart shown belowand 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.
METRA / EIA WIRING CODE
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 (+) . . . . . . . . . . . . Gray
Right Front (-). . . . . . . . . . . . . Gray/ Black
Left Front (+) . . . . . . . . . . . . . White
Left Front (-). . . . . . . . . . . . . . White / Black
Right Rear (+) . . . . . . . . . . . . Violet
Right Rear (-) . . . . . . . . . . . . . Violet / Black
Left Rear (+) . . . . . . . . . . . . . Green
Left Rear (-) . . . . . . . . . . . . . . Green / Black
*NOTE: When a Black wire is not present, ground radio to vehicle chassis.
All colors may not be present on all leads due to manufacturer’s specifications.
5

99-8154 INSTRUCTIONS
1-800-221-0932
REV. 10/26/07 © COPYRIGHT 2004-2007 METRA ELECTRONICS CORPORATION INST99-8154
www.metraonline.com