If the domelight and horn is not working in the first place, putting in the keyless entry will not solve the problem you have on hand. Look in the fuse box and see if you got any fuses that may have shorted out.
DIRECTWIRE™ WIRING INFORMATION - FORD / F SERIES LIGHT DUTY / 2000 / Keyless Entry
12volts yellow & lt. grn/pur + ignition harness
Starter RED / lt. blue + ignition harness
Ignition dk. blue/lt. green + ignition harness
Power Lock pink / YELLOW passenger kick panel
Notes: Negative pulse, type B, on keyless entry models. Five wire, type C, on non-keyless models, mastered from the driver switch.
Power Unlock pink/green passenger kick panel
Notes: Negative pulse, type B, on keyless entry models. Five wire, type C, on non-keyless models, mastered from the driver switch.
Lock Motor pink/black driver kick panel
Unlock Motor RED / orange driver kick panel
Parking Lights+ brown light switch
Notes: May also be found at trailer connector next to diagnostic connector under dash.
Parking Lights- lt. GREEN/ YELLOW light switch
Notes: If equipped with autolamps.
Hazards
Turn Signal(L)
Turn Signal(R)
Door Trigger blk/yel & blk/pnk -
Notes: The BLACK / YELLOW catches the drivers door and the BLACK/ pink catches the passengers door. Use both wires and diode isolate each. See direct fax document #1076 for wiring information. The wires are found in there respective door harnesses. Both wires may also be found at the GEM module located above the fuse box. On models without a dome light delay use ORANGE / lt. green (-) at the light switch.
Dome Supervision BLACK/ lt.blue + passenger kick panel
Trunk/Hatch Release
Power Sliding Door
Factory Alarm Arm
Notes: Arms when locked with the door open. To simulate, send a negative trigger to the lt. blue/white wire at the RAP module, located behind the light switch, while locking.
Factory Alarm Disarm dark GREEN/ purple - drivers kick panel
Disarm No Unlock
Horn Trigger dk. blue - steering column
Memory Seat 1
Memory Seat 2
Memory Seat 3
Interface Module: Category:
Immobilizer Bypass Required:
Yes Type:
PATS
Part #: 555PW
Alternate Part1 #: 555FW
Alternate Part2 #: 556UW
Alternate Part3 #: 555U
Alternate Part4 #: DesignTech 20402
Alternate Part5 #: DesignTech 29402
Notes:
This wiring information is being provided free of charge on an "as is" basis, without any representation or warranty. It is your responsibility to verify any circuit before interfacing with it using a digital multimeter.
Directed electronics, Inc. assumes no responsibility with regards to the accuracy or currency of this information. Proper installation in every case is and remains the responsibility of the installer. DEI assumes no liability or responsibility resulting from improper installation, even in reliance upon this information.
Be careful whose advice you buy, but be patient with those who supply it.