What vehicle does this power tailgate window diagram cover?

The diagram is labeled '1978/ BRONCO' and comes from a 1973/79 Ford Cars illustration catalog, Section 140.2.

What is the part group number for the tailgate window relay?

The relay mounted near the instrument panel reinforcement is labeled 14512 RELAY.

Which wiring harness numbers are shown for the power tailgate window?

The diagram references harness/wiring part groups 14401 (dash area, 'part of 14401'), 14529 (tailgate wiring, several callouts), plus 14A011, 14A099, 14A163, and 14A353.

What do the triangle (▲) symbols next to some part numbers mean?

A footnote states '▲REFER TO GROUP IN BODY SECTION,' meaning those parts are listed in the Body Section of the catalog.

Are there different part numbers depending on heater/AC equipment?

Yes: 18549 is used with heater, 19980 with A/C, and 1004506 without heater or A/C.

Home/ Registry/ Ford/ Bronco/ 1978-1979/ “Lula Mae”/ Photo supermotors.net/registry/media/306863

1978 Ford Bronco Power Tailgate Window Controls - Exploded Parts Diagram

Power tailgate window controls and related parts exploded diagram with motor and switches

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Exploded parts illustration of power tailgate window controls including motor, relay, switches and wiring with Ford part numbers.

AI caption March 2006 · Photo 271 of 529

This is page 22 from a Ford illustration parts catalog (Illustration Section 140.2) covering 1973–79 Ford cars/trucks. The page is an exploded-view diagram titled 'Power Tailgate Window Controls and Related Parts' and is specifically labeled for the 1978/ Bronco. It shows the routing and location of the power tailgate window wiring harnesses and related electrical components, including the instrument panel reinforcement area with the 14512 relay, dash switch components (part of 14401 harness), the tailgate-mounted switch and bezel (part of 14529 harness), and wiring through the body and tailgate. Callout part group numbers visible include 42367-S (U-269-B), 18519, 18549 (with heater), 19980 (with A/C), 1004506 (without heater or A/C), 14529, 14A099, 376389-S (UU-82-D), 43505, 22053, 14559, 23394, 234A24, 22023, 14A011, 14A353, 14A163, 57472-S (B-339-V), and P 14500. A footnote indicates that triangle-marked items are covered in the Body Section group. Readers can use this diagram to identify part group numbers and physical locations of the power tailgate window switch, relay, wiring, and hardware on a 1978 Ford Bronco.

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Frequently asked questions

What vehicle does this power tailgate window diagram cover?: The diagram is labeled '1978/ BRONCO' and comes from a 1973/79 Ford Cars illustration catalog, Section 140.2.
What is the part group number for the tailgate window relay?: The relay mounted near the instrument panel reinforcement is labeled 14512 RELAY.
Which wiring harness numbers are shown for the power tailgate window?: The diagram references harness/wiring part groups 14401 (dash area, 'part of 14401'), 14529 (tailgate wiring, several callouts), plus 14A011, 14A099, 14A163, and 14A353.
What do the triangle (▲) symbols next to some part numbers mean?: A footnote states '▲REFER TO GROUP IN BODY SECTION,' meaning those parts are listed in the Body Section of the catalog.
Are there different part numbers depending on heater/AC equipment?: Yes: 18549 is used with heater, 19980 with A/C, and 1004506 without heater or A/C.