2004 Lincoln Town Car, Multiple Misfires P0300 & P0304

This 2004 Lincoln town car came in with a rough run condition and codes P0300 and P0304 stored. the standard repair is new spark plugs, new spark plug boot kits and replace #4 coil assembly. I normally do not post tune up type repairs but I decided to do this one to see if there … Continue reading “2004 Lincoln Town Car, Multiple Misfires P0300 & P0304”

1999 Mercury Sable, P0401 Insufficient EGR Flow

This 1999 Mercury Sable came in with the check engine light on and a code P0401 for insufficient EGR flow. Luckily the EGR valve and the DPFE sensor are easily accessible on this car. I set may scan tool up to view DPFE voltage and connected my hand vacuum pump to the EGR valve. This … Continue reading “1999 Mercury Sable, P0401 Insufficient EGR Flow”

1999 Taurus Cranks & Stalls When Put In Gear, No Run Condition

The engine cranks over normally and either stalls when put into any gear or fails to run at all. Checked codes and found no communication with engine computer. I also noted that during the stall condition or the no run condition that the service engine soon and door ajar indicator lights on the left side … Continue reading “1999 Taurus Cranks & Stalls When Put In Gear, No Run Condition”