2010 Ford Explorer-No Crank Condition- Fuse #8 and Otis Diode Blown

This 2010 Ford Explorer with a 4.o liter engine was towed in with the complaint that the engine would not crank. The vehicle owner had found that the fuse #8 in the interior fuse box was blown and the Otis or starting diode in the underhood fuse box had melted. It took some effort to … Continue reading “2010 Ford Explorer-No Crank Condition- Fuse #8 and Otis Diode Blown”

2003 Ford F150 Theft Light Flashing

This 2003 Ford F150 came in with the complaint that the engine would not fire up and run. The starter worked, the theft light flashes quickly and the odometer reads all dashes instead of numbers. Scanning the PCM found that it would not communicate with the scan tool. There was a code U1262 ( missing … Continue reading “2003 Ford F150 Theft Light Flashing”

2007 Ford F150 Battery Light Stays On

This 2007 Ford F150 came in with the complaint that the battery light would come on about 30 seconds after the engine was started. The voltmeter in the dash indicated the alternator was charging. Checking the system with my charging system analyzer found the charging voltage was good at 14.23 volts and the amperage was … Continue reading “2007 Ford F150 Battery Light Stays On”

1988 Ford F250 Pickup, Battery Goes Dead While Parked

This 1988 Ford F250 Came in with the complaint that the battery would go dead while sitting overnight. As soon as the truck was dropped off I checked the alternator and confirmed that it was not charging properly. It had excessive ac ripple voltage. This would not explain the battery going dead overnight but it … Continue reading “1988 Ford F250 Pickup, Battery Goes Dead While Parked”

2002 Ford F150, Battery Goes Dead Overnight

This 2002 Ford F150 came in with the complaint that the battery would go dead overnight. After the basics of checking the battery and alternator, I disconnected the negative battery cable and installed my Fluke multimeter in series between the negative battery post and the negative battery cable. I set the meter to read DC … Continue reading “2002 Ford F150, Battery Goes Dead Overnight”

1992 Ford F150, No Charge Condition

This 1992 Ford F150 came in with a no charge complaint. The battery, alternator and alternator connectors had already been changed. I had to start with improving the splice connections that were used when the repair harnesses were installed. There had been a combination of scotch lock type connectors and poorly crimped cheap splicing connectors … Continue reading “1992 Ford F150, No Charge Condition”

1996 Ford F350, Battery Voltage Low

This 1996 Ford F350 had multiple problems. One of which was low battery voltage while the engine was running. The owner complained that the battery would go down If he ran at night with the lights and a/c on. Go figure. At some point the ring terminal at the alternator was damaged and instead of … Continue reading “1996 Ford F350, Battery Voltage Low”

1996 Ford F350, No Crank Condition.

This 1996 Ford F350 with a diesel engine came in with the complaint that sometimes the engine would not crank. At other times it would crank normally. Luckily for me when I got to it it would not start, almost like there was no battery in the truck. Seemed pretty simple. I connected the clamp … Continue reading “1996 Ford F350, No Crank Condition.”

1996 Ford F350, No Crank Condition

This 1996 Ford F350 with a diesel engine came in with the complaint that sometimes the engine would not crank. At other times it would crank normally. Luckily for me when I got to it, it would not start, almost like there was no battery in the truck. Seemed pretty simple. I connected the clamp … Continue reading “1996 Ford F350, No Crank Condition”

2003 Ford Expedition, Charge Light On, P0620

This 2003 Ford Expedition came in with the complaint that the alternator had been replaced twice and the charge light light indicator was still coming on. The shop that had installed the alternators had called in desperation as their customer was becoming quite upset. They also stated that the light may stay out all day … Continue reading “2003 Ford Expedition, Charge Light On, P0620”