20 Most Recent 2006 Ford F-150 - Page 2 Questions & Answers

Misfire . plug , coil . These engines eat coil on plug coil's . Have it checked before it fries the PCM .

Take a look under the dash at the heater/ac blend door(s) and cycle hot to cold on he dash heat control while asking for AC and the vehicle running.Do the doors move fully? You may be able to manually help the door move to get cold air.

Look at the second page of the diagram at the link. The flag "E" in lower right has power coming from the switch. It goes to the instrument cluster, right mirror turn indicator, and right front turn bulb. Is the instrument panel light blinking? How about the mirror? Use these facts to find the break in the wire. If none of these lights is blinking, the switch may be broken, as yadayada indicates. See page 1 at the link. It has a separate contact for the rear light, which is why the back can work and not the front, even though the switch is broken. http://www.revbase.com/BBBMotor/Wd/DownloadPdf?id=123629

Engage the 4x4 and using a vacuum gage check for approx. 14-15" of vacuum at the lines to the actuators.

Flasher relays relies on bulb wattage for the speed of the blink.
You probably just have a blown bulb in the left rear blinker.:)

check acc/cig fuze

Not a ground problem ,problem on the B+ side of the circuit . B+ short to ground . Ground side of the circuit has no B+ voltage , Voltage drops after the load . Your best bet if you don't know that would be to take to a qualified repair shop. Mastering Voltage Drop Testing with Pete Meier and Jerry Truglia

If the CHML ( Center High Mount Stop Lamp ) is working correctly, the next thing to check is the Cruise Control Deactivation switch on the brake pedal.


This is different than the Brake Pedal Position ( BPP ) Switch which is for the stop lamps, and the shift interlock.

The Cruise Control deactivation switch, and the on / set switch are the only external inputs to the Cruise Control, the PCM uses the VSS ( Vehicle Speed Sensor ) to read, set and adjust the speed ( no more vacuum items on the 04+ MY trucks )

Disconnect the battery and re-connect it and it will reset the cd player and it should acknowledge the cd and you should be able to eject it. Badly scratched cd's will mess up the player as will paper labels on c.d.'s. Good luck

Is the anti theft light flashing ? Ford F150 5 4 No Start No Crank No Communications Codes U1900 U2023

Here is a link to the wiring diagrams, you must look this up. http://bbbind.com/free_tsb.html

Hi connie well theres two things we can do first if you can see where it's broken a quick fix for you would be to get a small vacuum fitting that's the same size and put it back together or follow the hose and put a new one in from the washer motor on the bottom of the washer fluid bottle and follow it to the wiper arms or the spray nozzles in the cowl by the wiper arms thats the grill looking metal at the wipers

No that means the oil has reached 49% of its useful life. Do you read your owner's manual? It is all in there. If you don't have a manual go to the GM owners site and download one it is free.

Did you re tap it or use a helicoil kit? Re tapping won't work. You need to use the kit. This is due to a poor head design only allowing about 4 threads of the plug to grab the heads threads.

Dealer can help you

You need to remove the dash and the evaporator case. It's not that hard if you get yourself a manual.

Bad connection clean contacts on your master cylinder there should b 2 wires going to it

Get the codes read