2002 Ford F150 Regular Cab - Answered Questions & Fixed issues

Under the hood in engine compartment fuse box F1.8 15amp .

• All door locks are inoperative

• Battery junction box (BJB) fuse(s):
  • 8 (15A).
  • 115 (20A) (Super Crew).
• Circuitry.
• Central security module.

• Go To Pinpoint Test C .

in the engine compartment fuse panel
remove the 50amp maxi fuse in location #102
(look on the back of the cover to find #102)
and that will disable your ABS

cruise controls are controlled by the following switches and sensors 1 the switch itself 2-- the clutch pedal sensor or the VSS in the auto transmission 3 the brake sensor ---4-- the gear change switch or selector 5-- the engine speed sensor ( tacho) 6-- the road speed (VSS ) if 1 or a combination is not working or is outside parameters , the cruise control will not switch on the road speed in a manual is set at around 20 mph and any less will not engage cruise control(CC) changing gears in a manual will disengage CC touching the clutch pedal will not allow engagement or will disengage CC for some sensors run the fault codes

Not certain this will work on your truck, but many will reset by turning key to "on" but don't try to start, leave on for about 15 minutes, turn off, then try to start.

Could be suspension, gearbox or drive train. I'll need more information. Is it a single clunk or does it repeat. Does it change with speed?

It’s very possible. Remove the battery and bring it to a parts store like auto zone they test it for free

Pump may be sucking air. I would remove the oil pan and check the pick up tube connection to the pump for bad oring or loose bolts.

run the fault codes as there are sensor problems take it to an accredited service center for the reading

Clean the MAF first with MAF cleaner as it could be dirty . The O2s may be contaminated or lazy . The O2s may be falsely reporting or switching too slow . Does it run better when you first crank it up in morning ?

Not likely. Most likely thru the head gasket, manifold gasket or a crack on the head, manifold or block. Needs to back track, do your work again looking for tel tale signs of where it leaked.

Did you flush the coolant with a kit? Did you back flow the coolant? And one more question. Did you flush it with water hose or something with more pressure?

Parasitic drain on electrical system . How to Find Parasitic Battery Drain

which engine? You may have to do a throttle body reset Ford throttle body relearn procedure Ricks Free Auto Repair Advice

Check the fuses, or maybe a vacuum line to the unit is clogged or loose, if it has one.

Check out your idle sensor on your throttle body, had the same problem on my '06 4.6 liter..

20 amp max.

Must have a vacuum port on the inlet manifold,some where out of view,check around that area it will not operate without vacuum.

could be your heater cor or just low on fluid if the truck over heats as well could be your thermostat stuck closed if does not over heat could be stuck open

yes there is. Above the brake pedal there is a switch tat turns the lights on when you press the pedal. It is tough to replace due to the lack o room to put your hands. but is an inexpensive part.

in the center of the motor,in the rear on the fuel rail