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MB QUART MBQJ-STG4A-1 Assembly Instructions Manual
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MB QUART MBQJ-STG4A-1 Assembly Instructions Manual

MB QUART MBQJ-STG4A-1 Assembly Instructions Manual

Front, rear, top dash speaker install with amplifier for 2018-2023 jeep jl (wrangler) & jt (gladiator)
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Assembly Instructions
Model:
Description:
Part Number:
Assembly Time:
Before you beign, read thought these instructions and check that
all parts are present. Please note that MB Quart cannot assume any
responsibility for damage resulting from incorrect installation.
No.
1
6.5in Midbass Speaker Kit (JW1-116E)
2
6.5in Lower Dash Speaker Enclosure (JE1-116)
3
3.5in Coaxial Speakers (JC1-108)
5
Speaker Harness
6
NA2-400.2RC
7
MBQJ-ACC-1
8
AAMPPRO OEM Interface (MBQJ-STG4A-1 Only)
1
Bojo or Panel Tool
2
Philips Screwdriver
3
8, 10, 13mm Socket
4
Rachet
2018-2023 Jeep JL (Wrangler) & JT (Gladiator)
Front, Rear, Top Dash Speaker Install with Amplifier
MBQJ-STG4A-1 & MBQJ-STG4AH-1
120 Min (2-Hours)
Parts List
Component Name
Tools Required
Page 1 of 37
Parts List
Qty
2
2
2
2
2
1
1

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Summary of Contents for MB QUART MBQJ-STG4A-1

  • Page 1 Part Number: 120 Min (2-Hours) Assembly Time: Before you beign, read thought these instructions and check that all parts are present. Please note that MB Quart cannot assume any responsibility for damage resulting from incorrect installation. Parts List Parts List Component Name 6.5in Midbass Speaker Kit (JW1-116E)

  • Page 2: Dash Disassembly

    Dash Disassembly ● Unclip and remove panel below the steering column ● Remove (2) Phillips screws ● Unclip, unplug, and remove the climate control panel Page 2 of 37...
  • Page 3 Dash Disassembly ● Remove (2) Phillips screws securing the radio trim panel, then unclip and remove ● Remove (1) Phillips screw securing the front dash pad, carefully unclip and remove by pulling forward toward the front seats Page 3 of 37...
  • Page 4 Dash Disassembly ● Carefully unclip the instrument panel shroud along the bottom and remove ● Unclip the lower steering column shroud and move toward steering wheel Page 4 of 37...
  • Page 5 Dash Disassembly ● Unclip and remove the panel on the side of the dash ● Remove (5) Phillips screws that are exposed ● Unclip kick panel cover Page 5 of 37...
  • Page 6 Dash Disassembly ● Remove (1) Phillips screw from lower left dash ● Remove (2) Phillips screws near steering column ● Remove (2) Phillips screws on the top of the left dash then unclip and disconnect wiring on back of light switch to remove panel from vehicle Page 6 of 37...
  • Page 7 Lower Speaker Removal ● Remove (4) 10mm bolts below steering column. (one is hidden behind the cross brace behind the left down support) ● Remove (1) 8mm bolt below the speaker and this will free the lower support brace to aid in the removal of the speaker enclosure ●...
  • Page 8 Lower Speaker Removal ● Disconnect harness from the enclosure and module mounted on the back side, then remove from vehicle ● Remove the module from the OEM enclosure Page 8 of 37...
  • Page 9 Dash Disassembly ● Install the module on the new enclosure using the OEM hardware and install the speaker pod back into the dash. Now move over to passenger side to remove front dash speakers. Page 9 of 37...
  • Page 10 Dash Disassembly ● On passenger side remove (4) Phillips screws ● Unclip and remove the panel on the side of the dash Page 10 of 37...
  • Page 11 Dash Disassembly ● Using a panel tool carefully remove the grab handle cover (starting on the left) ● Remove (2) 10mm bolts securing the grab handle and set handle aside ● Unclip the airbag cover panel Page 11 of 37...
  • Page 12 Dash Disassembly ● Remove (2) Phillips screws that have been exposed ● Remove glove box by opening and lifting the upper tab and removing the latch on the left side ● Remove three Phillips screws that have been exposed Page 12 of 37...
  • Page 13 Dash Disassembly ● Looking in the glovebox cavity up high, remove two 13mm bolts securing the back of the passenger side airbag ● Carefully unclip the air bag. (this does NOT need to be removed from the vehicle) Page 13 of 37...
  • Page 14 Dash Disassembly ● Lifting the airbag slightly will expose (5) Phillips screws that need to be removed Page 14 of 37...
  • Page 15 Dash Disassembly ● Remove (3) Phillips screws holding the passenger speaker enclosure, then disconnect wires and remove from vehicle Page 15 of 37...
  • Page 16 Upper Speaker Replacement ● Unclip and remove dash grill ● Remove (2) Phillips screws, disconnect wiring and remove speaker from vehicle ● Install new speaker enclosure and secure with (3) Phillips screws Page 16 of 37...
  • Page 17 Upper Speaker Replacement ● Install new speaker enclosure and secure with (3) Phillips screws ● Connect the speaker enclosure to the wiring Note – If just replacing the pods, but not adding amplifiers, then you will connect to OEM plug, but if you are adding amplifiers, then you will connect to the new harness.
  • Page 18 Lower Speaker Install ● Install (3) Phillips screw to secure the enclosure ● Install (1) 8mm bolt below the speaker ● Install (4) 10mm bolts below steering column. (one is hidden behind the cross brace behind the left down support) Page 18 of 37...
  • Page 19 Upper Speaker Replacement ● Install speaker with (2) Phillips screws ● Clip top dash grill into place Page 19 of 37...
  • Page 20 Disassembly ● Remove (5) Phillips screws from center dash/screen area ● Unclip lower center console and move toward rear of vehicle ● Disconnect large main harness connector on back of radio screen. Then connect the PAC Audio T-Harness into the radio and the OEM connector into the T-Harness.
  • Page 21 Disassembly ● Route T-Harness pigtail from radio pocket to lower console behind metal brace ● Continue routing pigtail harness toward glovebox opening (this will be where the main control box will be hidden) ● Unclip passenger kick panel cover Page 21 of 37...
  • Page 22 Disassembly Step 7 ● Disconnect passenger door harness, door strap, and 10mm nut that has been exposed Step 8 ● Unclip passenger sill cover, it is easiest starting at the rear of the door opening and moving forward, once unclipped remove from vehicle Step 9 ●...
  • Page 23 Disassembly ● Slide passenger seat forward and remove (2) T-50 Torx bolts from the rear Note Do not remove seat from vehicle ● Remove front two roof sections (which will aid in soundbar disassembly to follow) and refer to your Jeep owner manual on removal of top ●...
  • Page 24 Disassembly ● Unclip and disconnect the dome light ● Remove (3) T-25 Torx screws from the front edge of the soundbar cover and then unclip and remove set aside ● Remove the fir tree clip, then gently unclip the T-panel, (you will NOT be removing from the vehicle just gaining enough space to pass soundbar wiring behind)
  • Page 25 Disassembly ● Unclip rear door sill panel first two clips by moving towards the center of the vehicle ● Unclip the two covers on B-Pillar sill panel ● Unclip and remove B-Pillar sill panel Page 25 of 37...
  • Page 26 Dash Reassembly ● Disconnect OEM connector from soundbar, and connect new harness, and then zip tie along OEM wiring moving down the B-Pillar to under the passenger seat ● Clip the T-panel into place and install the first tree clip Page 26 of 37...
  • Page 27 Dash Reassembly ● Clip soundbar cover into place and install (3) T-25 Torx screws on the front edge ● Clip dome light back in place ● Place passenger roll cage cover into position and install (4) T25 Torx screws Page 27 of 37...
  • Page 28 Dash Re-assembly ● Clip the B-Pillar panel back into place sliding under rear door seal panel ● Clip (2) covers back on the B-Pillar seal panel ● Clip rear door seal panel into the B-Pillar panel Page 28 of 37...
  • Page 29 Upper Speaker Replacement ● Install front (2) roof sections and refer to your Jeep owner manual for installation of top ● Pull back carpet along center console. Then run the RCAs and remote turn on from under the seat to the glove box area along the center console, then route the wire ●...
  • Page 30 Upper Speaker Replacement ● Connect the remote wire to the PAC Audio pigtail harness, then connect the interface box to the pigtail harness, (at this point the RCAs can be plugged in and reference the labels to connect properly) ● Place the PAC Audio interface box (like pictured) Note If you choose to use the included...
  • Page 31 Upper Speaker Replacement ● Remove grommet ● Using a utility knife, make a small cut ● Pass the power wire through the grommet and to the underside of the vehicle, and then install the grommet back into its location Page 31 of 37...
  • Page 32 Upper Speaker Replacement ● Install the grommet back into its location ● Under the vehicle zip tie the harness along the OEM wire channel should move forward into the fender area ● Pass power wire up passenger fender near battery Note Pass a fish tape from top down to help pull wire up...
  • Page 33 Upper Speaker Replacement ● Crimp and heat the fuse butt connector by the battery ● Remove 70A MAXI fuse and make connection to the battery with a 10mm socket ● Place front speaker wire harness under passenger seat and route wires along OEM harness from under seat to door jam routing forward to kick area (zip tie all...
  • Page 34 Upper Speaker Replacement ● Attach Black ground wire, to the factory ground stud under the Passenger seat ● Place amplifiers on mounting plate in order pictured ● Loosely start M4 screws mounting amplifiers, once all screws have been installed go back and tighten.
  • Page 35 Upper Speaker Replacement Step 49 ● Lower the seat and install the (4) T-50 Torx bolts and align the rear amp plate mounts to the rear bolts, then install the RCAs into the appropriate amplifer ● First, make sure all levels are turned counter-clockwise until it won’t turn anymore. This would be around the 7 o’clock position on a clock face.
  • Page 36 Upper Speaker Replacement Step 58 ● Install the 70amp MAXI fuse at the battery and test the sound system. ● If everything sound great, put the vehicle back together and Enjoy! Page 36 of 37...

  • Page 37: Fcc Notification

    Maxxsonics, LLC. This warranty is limited to defective parts and specifically excludes any incidental or consequential damages connected therewith. To view the full warranty, please visit the website. MB Quart products are designed and engineered in the USA by www.maxxsonics.com...

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