WIRING HARNESS COMPONENTS
6" Nylon Cable Ties
1-Pin Aptiv Connector
2-Pin Molex Connector
Battery Harness
Fuse Box Harness
(4) Mini Zip Tie Adhesive Mounts
CHMSL Filter Harness
CHMSL Connection Harness
(3) Shrinkable Butt Splice
WIRING INSTRUCTIONS FORD
CAB HIGH COMMERCIAL BED CAP
Fig. 1
Fig. 2
6" Nylon
1-Pin Aptiv
Cable Ties
Connector
(4) Mini
Zip Tie
Adhesive
Mounts
PLEASE FOLLOW THESE STEPS IN PROPER SEQUENCE
Steps 1-6: Fuse Box Harness
1. Remove driver side taillight using an 8mm wrench.
2. Disconnect vehicle harness to taillights on driver side. Set
taillight aside to reinstall later. [Fig. 1]
3. Locate the access hole on the driver side rear of the truck
bed. If needed, remove the grommet. Feed the terminal end
of the fuse box harness down below the truck bed through
the access hole until the harness extends below the truck
fender. [Fig. 2]
4. Install the 2-pin Molex connector & the 1-pin Aptiv
connector on the Fuse Box Harness.
• Red/white wire into Molex connector pin 1. [Fig. 3]
• Black into Molex connector pin 2.
• Make sure all wires are in place and pull back lightly to
ensure that the wires are secure.
• Push in the white Terminal Position Assurance (TPA)
until it clicks. [Fig. 4]
5. Connect 2-pin Molex connector to the CHMSL connection
harness.
6. Connect the 1-pin Aptiv connector to the battery harness.
Steps 7-10: Routing the CHMSL (Center High Mounted
Stop Light) Connection Harness
7. Route the CHMSL connection harness up the driver' s side
of the vehicle to the engine compartment. Avoid any areas
that get hot, that move, or are sharp. Use provided zip ties
to secure where needed.
8. Feed the CHMSL connection harness up into the engine
compartment.
9. Route the CHMSL connection harness along the driver' s
side of the engine compartment underneath the air fi lter
housing where it attaches to the side wall.
10. Pull any excess wire through and set aside.
Do not trim wires at this time.
2-Pin
Molex
Connector
CHMSL
CHMSL
Filter
Connection
Harness
Harness
Fig. 3
Fig. 4
Fuse
Box
Battery
Harness
Harness
(3) Shrinkable
Butt Splice
CPA
TPA
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Installation Videos
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