P1623 Engine Trouble Code
When you check engine light came on code P1623 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1623 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
When the check engine light comes P1623 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.
P1623 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||O2 Sensor Heater Circuit Malfunction||Crankshaft Position Sensor A Circuit Malfunction||Shift Solenoid E Performance or Stuck Off|
The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions.
P1623 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1623 engine trouble code is about Shift Solenoid E Performance or Stuck Off.
Reason For P1623 CodeThe reason of P1623 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.
P1623 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.