Questions & Answers for: Ford vdc

...for several days then the same thing happened. The battery has tested out fine at 3 places. 12.6 VDC and 14.8+ VDC when running off the altenator. The dealership couldn't find anything wrong. Good ...

...The drivers side window will not go up or down. I checked the plug at the motor, and I have 12vdc when pushing on the auto switch for the up position. When I push the switch to the down

...box on the driver side valve cover. Check connections first. The FICM converts battery power (12.4 vdc) to 48 vdc for fire the injectors. Wont work if your batteries are not up to snuff. This is a ...

...the ignition to the starter solenoid. When the key is turned to start that lead (+) should have 12 VDC to ground. If there is 12 VDC power to that lead when the key is turned to start then the ...

...light come on at begining of low idle. voltage at battery terminals during high idle was 14.5 vdc, and at low idle 12.65 vdc. engine speed did not seem to effect voltage supply at this point. ...

...off of your starter solenoid. One is to engage the starter and the other one is the ignition 12 VDC spark voltage supply whiloe the starter is in use. Check and see of there is a wire missing

...changing the alternator ? Check the DC voltage on the battery at rest, anything less than 12/5 VDC is a discharged battery. At less than 124 VDC, sulfation can start to happen. If this goes on ...

...then it started to shake again. can anyone help? have your battery tested already?? it must be 12 vdc + reading at idle and appx 14 vdc + when steppping on the gas pedal is the reading on the meter

no spark voltage at coil goes from 13 vdc to 1 vdc as points open and close thats how a coil works, have you repleced coil?

...alternator? check voltage at the battery terminals while the engine is off, it should be around 12 VDC, then start the engine and check again, should be varied betwen 13 to 14 VDC, and turn the head ...