Code P1409 on a Ford Taurus indicates an issue with the EGR (Exhaust Gas Recirculation) system, specifically related to the EGR valve position sensor. This code suggests that the sensor is reporting an incorrect signal or is malfunctioning, which can affect engine performance and emissions. Common causes include a faulty EGR valve, a damaged wiring harness, or a clogged EGR passage. It's advisable to inspect these components to diagnose and resolve the issue effectively.
"EGR Vacuum Regulator Solenoid Circuit" is the "official" OBDII definition. What this means specifically to your vehicle will require some research on your part.
My check engine light came on after I hit a pothole. What does this mean?
Trouble code P0000 means: No Fault Found
There is no code 91. The codes start at 12 and stop at 53.
Trouble code P0320 means: Ignition Engine Speed Input Circuit Malfunction
( # 3 engine cylinder ) a misfire has been detected firewall 1-----2-----3 4-----5-----6 front of Ford Taurus > driver
The Airbag Code 36 for a 2001 Ford Taurus is the airbag code for the Driver Side, Side Airbag. This means that there is either a faulty connection, and wires may need to be cleaned, or that the driver side, side airbag needs to be replaced.
Trouble code P0303 means: Cylinder Number 3 Misfire Detected
LH Primary Sensor feed/return circuit open.
Engine cylinder ( # 2 ) misfire has been detected
the LX on the Taurus stands for luxury
Trouble code P0420 means: Catalyst System Efficiency Below Threshold (Bank 1)