Metra Electronics Automobile Accessories 99 8157B User Manual

INSTALLATION INSTRUCTIONS FOR PART 99-8157B  
APPLICATIONS  
LEXUS SC SERIES  
1992-2000  
99-8157B  
KIT FEATURES  
• ISO Mount Radio Provision With Pocket  
• Painted Black To Match Factory Dash  
KIT COMPONENTS  
A) Radio Housing With Pocket • B) Housing Brackets • C) (4) #8 X 3/8” Phillips Screws  
A
B
C
TOOLS REQUIRED:  
Small Flat Blade Screwdriver/ Panel Removal Tool  
• Phillips Screwdriver • Socket Set  
1-800-221-0932  
© COPYRIGHT 2008 METRA ELECTRONICS CORPORATION  
 
99-8157B DASH DISASSEMBLY  
LEXUS SC SERIES 1992-2000  
A
1
2
Disconnect the negative battery ter-  
minal to prevent an accidental short  
circuit.  
Push down on collar around base of  
shift knob then remove (2) Phillips  
screws then pull up on knob to  
remove. (Figure A)  
3
4
Unclip and remove the shifter trim  
panel. Tip: Start at the front with  
ashtray open. (Figure B)  
Open cup holder lid then unclip and  
remove the cup holder.  
Continued on page 2.  
B
1
 
99-8157B DASH DISASSEMBLY  
LEXUS SC SERIES 1992-2000  
C
5
Remove (6) Phillips screws securing  
the upper console trim panel then  
unclip and remove the panel. (Figure C)  
6
7
Remove (8) screws securing the radio  
and climate control assembly.  
Remove (4) screws securing the  
climate controls to the bracket  
assembly and remove the climate  
controls. (Retain the screws and cli-  
mate controls for reuse during kit  
assembly) (Figure D)  
Continue to kit assembly.  
D
2
 
99-8157B KIT ASSEMBLY  
LEXUS GS SERIES 1992-2000  
ISO MOUNT RADIO PROVISON WITH POCKET  
Note: Refer also to the instructions included with the aftermarket radio.  
A
1
2
Attach the Housing Brackets to the  
Radio Housing using the (4) #8 X3/8”  
Phillips screws. (Figure A)  
Position the factory climate controls  
into the bracket/radio housing  
assembly and secure using the  
factory hardware. (Figure B)  
3
Slide the aftermarket radio into the  
bracket/radio housing assembly and  
secure the radio to the assembly  
using the screws supplied with the  
radio. (Figure C)  
B
Continue to final assembly.  
C
3
 
99-8157B FINAL ASSEMBLY  
FINAL ASSEMBLY  
A
B
(A) Strip wire ends back 1/2"  
B) Twist ends together  
C) Solder  
D) Tape  
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.)  
1
2
3
Re-connect the negative battery terminal and test the unit for proper operation.  
Reassemble radio and dash assemblies in reverse order of disassembly.  
FINAL WIRING CONNECTIONS  
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.  
METRA / EIA WIRING CODE  
12V Ignition / Acc. . . . . . . . . . Red  
Right Front (+) . . . . . . . . . . . . Gray  
12V Batt / Memory. . . . . . . . . Yellow  
Ground. . . . . . . . . . . . . . . . . . Black*  
Power Antenna. . . . . . . . . . . . Blue  
Right Front (-). . . . . . . . . . . . . Gray/ Black  
Left Front (+) . . . . . . . . . . . . . White  
Left Front (-). . . . . . . . . . . . . . White / Black  
Right Rear (+) . . . . . . . . . . . . Violet  
Amp Turn-On . . . . . . . . . . . . . Blue / White  
Amp Ground. . . . . . . . . . . . . . Black / White  
Illumination . . . . . . . . . . . . . . Orange  
Dimmer . . . . . . . . . . . . . . . . . Orange / White  
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 specifictions.  
Enjoy your newly installed radio!  
4
 
99-8157B  
NOTES  
5
 
99-8157B INSTRUCTIONS  
1-800-221-0932  
REV. 12/22/08 © COPYRIGHT 2008 METRA ELECTRONICS CORPORATION INST99-8157B  
 

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