Metra Electronics 99-5838CH User manual

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INSTALLATION INSTRUCTIONS
99-5838CH
Attention! Let the vehicle sit with the key
out of the ignition for a few minutes before
removing the factory radio. When testing the
aftermarket equipment, ensure that all factory
equipment is connected before cycling the
key to ignition.
KIT FEATURES
• ISO DIN radio provision with pocket
• ISO DDIN radio provision
• Touchscreen display for climate and personalization features
• Painted charcoal
KIT COMPONENTS
• A) Radio trim panel with touchscreen display • B) Radio brackets • C) SYNC module brackets • D) Pocket • E) Engine start/stop circuit board and cover
• F) Engine start/stop trim • G) (4) #8 x 3/4” Phillips pan-head screws • H) (4) #8 x 3/8” Phillips truss-head screws • I) (6) #4 x 1/2” Phillips pan-head screws
• J) (4) Panel clips • K) USB cable • L) HVAC interface and wiring harness (not shown) • M) Antenna adapter (not shown)
TOOLS REQUIRED
• Panel removal tool • Phillips screwdriver
• 9/32” socket wrench • Cutting tool
• Torx T-10 screwdriver
TABLE OF CONTENTS
Dash Disassembly ..............................................2-4
Kit Preparation ....................................................5-7
Kit Assembly
–ISO DIN radio provision with pocket ..................8
–ISO DDIN radio provision .....................................8
Axxess Interface installation ............................9-18
Final Assembly ......................................................13
WIRING & ANTENNA CONNECTIONS
Wiring Harness: Axxess interface built
into touchscreen
Antenna Adapter: Included with kit
Ford Mustang (with 4.2” screen) 2015-2017
A B C F
G
D E
H I J K
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1. Open the passenger door and remove
the trim panel from the side of the dash.
(Figure A)
2. Open the glove box and remove the trim
panel on the right side. (Figure B)
3. Unclip and remove the trim/vent dash
panel. (Figure C)
Continued on the next page
(Figure B)(Figure A) (Figure C)
DASH DISASSEMBLY
2

REV. 10/28/2020 INST99-5838CH
DASH DISASSEMBLY (CONT.)
3
(Figure F)
(Figure D) (Figure E)
4. Remove the rubber tray cover in front
of the shifter, and then remove the (2)
9/32” screws exposed. (Figure D)
5. Unclip and remove the front side panels
from each side of the center console.
(Figure E)
6. Remove the (2) 9/32” screws from each
side of the center console. (Figure F)
Continued on the next page

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DASH DISASSEMBLY (CONT.)
(Figure I)
(Figure H) (Figure J)
(Figure G)
7. Unclip the shifter trim bezel and slightly
pull it up to clear the center console trim
bezel removal.
8. Open the center console storage
compartment. Unclip the center console
trim bezel, then slide it toward the rear
of the vehicle to remove it. (Figure G)
Note: The complete center console
does not need to be removed. but if it is
desired to be removed, the Push-to-
Start module must be connected when
testing the kit.
9. Remove the plastic tray in front
of the shifter.
10. Remove the center plastic trim
(knockout) between the power outlet
and USB jack. (Figure H)
Ensure that the vehicle is completely off before
proceeding onto the following (4) steps:
11. Remove the (4) 9/32” screws securing
the radio/climate control panel, and then
unclip, unplug, and remove. (Figure I)
12. Remove the (4) 9/32” screws securing the
display screen, then unplug and remove.
(Figure J)
13. Remove the (4) 9/32” screws securing the
radio chassis, then unplug and remove.
(Figure J)
14. If the vehicle is equipped with SYNC,
remove the (3) 9/32” screws securing the
SYNC® module, then unplug and remove.
Continue to Kit Preparation
4

REV. 10/28/2020 INST99-5838CH
KIT PREPARATION
5
1. Cut and remove the shaded area from
the sub-dash to allow clearance for the
aftermarket radio. (Figure A)
If SYNC is desired to be retained:
2. Attach the SYNC module brackets to the
factory SYNC module using the (4) #8 x
3/4” Phillips pan-head screws provided.
(Figure B)
3. Re-connect all factory connectors back
into the SYNC module, and then secure
the module into the lower sub-dash
using the factory hardware removed in
step 13. (Figure C)
Continued on the next page
Remove
shaded area
(Figure C)(Figure A) (Figure B)
Note orientation
of arrow

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6
3. Remove the rubber button membrane
from the back of the engine start/stop
switch panel. (Figure C)
4. Remove the engine start/stop switch
panel. (Figure D)
5. Press in on the (2) retaining tabs inside
the power outlet to remove the inner
portion, and then unsnap the outer ring
and cover. (Figure E)
Continued on the next page
From the factory radio/climate control panel:
1. Remove the (15) T-10 Torx screws securing
the plastic panel cover to the rear of the
panel, and then remove. (Figure A)
2. Remove the (7) T-10 Torx screws securing
the circuit board, and then remove.
(Figure B)
(Figure B)
(Figure A)
(Figure E)
(Figure C)
(Figure D)
KIT PREPARATION (CONT.)

REV. 10/28/2020 INST99-5838CH 7
KIT PREPARATION (CONT.)
To the 99-5838CH radio trim panel:
1. Attach the engine start/stop trim,
engine start/stop switch panel, and
then the rubber button membrane.
(Figure A)
2. Secure the engine start/stop circuit
board and cover to the switch/cover
assembly using the (6) #4 x 1/2” Phillips
pan-head screws provided. (Figure B)
3. Insert the USB cable into the USB slot,
through the rear. (Figure C)
4. Attach the (4) panel clips provided.
(Figure D)
Continue to Kit Assembly
(Figure B) (Figure D)
(Figure A) (Figure C)

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8
ISO DIN radio provision with pocket
1. Secure the radio brackets to the pocket
using the (4) #8 x 3/8” Phillips truss-head
screws provided. (Figure A)
2. Remove the metal DIN sleeve and trim
ring from the aftermarket radio.
3. Slide the radio into the bracket/pocket
assembly, and then secure it using the
screws supplied with the radio.
(Figure B)
Continue to Axxess
Interface Installation
ISO DDIN radio provision
1. Secure the radio brackets to the radio
using the screws supplied with the
radio. (Figure A)
Continue to Axxess
Interface Installation
(Figure A)
(Figure B)
(Figure A)
KIT ASSEMBLY

REV. 10/28/2020 INST99-5838CH
AXXESS INTERFACE INSTALLATION
9
• Provides accessory power (12-volt 10-amp)
• Retains R.A.P. (retained accessory power)
• Provides NAV outputs (parking brake, reverse, speed sense)
• Retains audio controls on the steering wheel
• Retains SYNC
• Retains the factory backup camera
• Retains balance and fade
• Micro-B USB updatable
INTERFACE FEATURES
• Crimping tool and connectors, or solder gun, solder, and heat shrink
• Tape • Wire cutter • Zip ties
TOOLS REQUIRED
• Axxess interface (built into the touchscreen display)
• 5838 harness
• HVAC interface
• HVAC interface harness
• 16-pin harness with stripped leads
• 12-pin backup camera harness
• 4-pin harness with yellow RCA jacks
• Female 3.5mm connector with stripped leads
Connections .............................................................................................................................10-11
Installation .................................................................................................................................. 12
Programming ...............................................................................................................................13
Extra features (SYNC)...................................................................................................................13
Touchscreen display operation ..............................................................................................14-15
Steering wheel control settings ............................................................................................16-17
Troubleshooting .......................................................................................................................... 18
INTERFACE COMPONENTS
TABLE OF CONTENTS

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10
From the 5838 harness to the aftermarket radio:
• Connect the Black wire to the ground wire.
• Connect the Yellow wire to the battery wire.
• Connect the Blue wire to the power antenna wire.
• Connect the Green wire to the left rear positive speaker output.
• Connect the Green/Black wire to the left rear negative speaker output.
• Connect the Purple wire to the right rear positive speaker output.
• Connect the Purple/Black wire to the right rear negative speaker output.
• If the vehicle is equipped with SYNC, connect the Red and White RCA jacks labeled
“RSE/SYNC/SAT” to the audio AUX-IN jacks of the aftermarket radio.
• Disregard the Red and White RCA jacks labeled “FROM 3.5”, they will not be used
in this application.
Continued on the next page
From the 16-pin harness with stripped leads to the aftermarket radio:
• Connect the Red wire to the accessory wire.
• If the aftermarket radio has an illumination wire, connect the Orange/White wire to it.
• If the aftermarket radio has a mute wire and the vehicle is equipped with SYNC, connect
the Brown wire to it. If the mute wire is not connected, the radio will turn off when SYNC is
activated.
• Connect the Gray wire to the right front positive speaker output.
• Connect the Gray/Black wire to the right front negative speaker output.
• Connect the White wire to the left front positive speaker output.
• Connect the White/Black wire to the left front negative speaker output.
The following (3) wires are only for multimedia/navigation radios that require these wires.
• Connect the Blue/Pink wire to the VSS/speed sense wire.
• Connect the Green/Purple wire to the reverse wire.
• Connect the Light Green wire to the parking brake wire.
• Tape off and disregard the following (5) wires, they will not be used in this application.
Blue/White, Green, Green/Black, Purple, Purple/Black
CONNECTIONS