2003 Ford Expedition, No Run, No Fuel Pump Operation, Code P0231

This 2003 Ford Expedition came in with a no run condition. A quick check found no fuel pressure and a code P0231 (low voltage on fuel pump monitor circuit). I decided to go to the interior fuse box, where my wiring diagrams, stated the fuel pump relay and fuse are located. There are a couple … Continue reading “2003 Ford Expedition, No Run, No Fuel Pump Operation, Code P0231”

1997 Maxima Code P0340, No Start or Start and Stall

This 1997 Nissan Maxima was towed in from another shop after unsuccessful repair attempts. I am not sure how many shops it has been to. Tried to crank vehicle, it spit and coughed and jumped and carried on but I managed to get it to fire a little by depessing the gas pedal to the … Continue reading “1997 Maxima Code P0340, No Start or Start and Stall”

1999 Chevrolet Tahoe, ECM 1 Fuse Blows

This 1999 Chevrolet Tahoe came in with a complaint that the ECM 1 fuse in the under hood fuse box would blow, which of course causes a no run condition. Usually five to ten minutes after a cold start. That in itself is enough of a clue to me to start looking around the exhaust … Continue reading “1999 Chevrolet Tahoe, ECM 1 Fuse Blows”

1995 Buick Park Avenue, Intermittent No Crank Condition

This 1995 Buick Park Avenue came in with a complaint of not cranking sometimes. The customer stated that when it happens nothing works. He could wiggle wires around the battery and it would come back to life. The battery had been changed recently. The battery cables should have been checked when the battery was installed, … Continue reading “1995 Buick Park Avenue, Intermittent No Crank Condition”

1995 Pontiac Sunfire, Lights Flicker, Radio Turns Off

This 1995 Pontiac Sunfire came in with several electrical complaints among which were the headlights flicker or flash, the radio turns off any time any lights are turned on or off, multiple dash warning lights flash on and off and the engine is sometimes hard to start. Sounds like a major ground or power fault … Continue reading “1995 Pontiac Sunfire, Lights Flicker, Radio Turns Off”

1994 Oldsmobile 88 Royale, No Run and No Power Windows

This 1994 Oldsmobile 88 Royale came in with a complaint of an intermittent no run condition along with an intermittent no power window condition as well. If one system was okay, so was the other and when one was acting up, the other one was as well. This is a very common problem, and I … Continue reading “1994 Oldsmobile 88 Royale, No Run and No Power Windows”

2002 Oldsmobile Alero, No Run Condition

This 2002 Olds Alero came in with a crank but no run condition. I suspected anti theft problem but I changed my mind after no anti theft related codes were stored. In fact the only engine code that was stored was for an a/c clutch relay circuit problem. So I went about the normal checks … Continue reading “2002 Oldsmobile Alero, No Run Condition”

2001 Dodge Stratus, No Run Condition

This 2001 Dodge Stratus came in with the complaint that sometimes it just does not run. The car had recently been purchased from a used car lot and since buying it the new owner had installed two fuel pumps. It ran for about a week after the first one was installed. When the fuel pump … Continue reading “2001 Dodge Stratus, No Run Condition”

1997 Jeep Wrangler, Bucks,Cuts Off, Stalls

This 1997 Jeep Wrangler came in with the complaint that the engine would buck, jerk and sometimes stall while driving down the road. The customer also stated that it seemed to happen more on rougher roads. I checked codes and found no codes stored. I also found that the codes had recently been cleared. Time … Continue reading “1997 Jeep Wrangler, Bucks,Cuts Off, Stalls”

2000 Ford Expedition No Run Condition

This 2000 Ford Expedition was towed in due to a no run condition. I checked for codes and found that I had no communication to the Powertrain Control Module or the Instrument Panel  Cluster. I also noted that the odometer was displaying dashes. I decided to start checking power at the PCM relay. It is … Continue reading “2000 Ford Expedition No Run Condition”