Close
Evap control sensor unit
1999 Chevrolet Cavalier

Evap control sensor unit

(1999 Chevrolet Cavalier)
i had it testsed for emissions and the check eng light came on and i got an evap control system pres low and high input, with the numbers po452 and po453. what do these mean and what and where is the evap control sensor?
1 answer & 0 comments
Popular Answer
on October 02, 2009
These codes are both for a fault in the Fuel Tank Pressure Sensor which is located on top of your fuel tank. Typically you have to lower your fuel tank and replace the sensor which is pressed in to the Fuel Pump/Fuel gauge Sender module.
Sign in to reply
General Diagnosis
$88 - $111 Learn More
on October 02, 2009
These codes are both for a fault in the Fuel Tank Pressure Sensor which is located on top of your fuel tank. Typically you have to lower your fuel tank and replace the sensor which is pressed in to the Fuel Pump/Fuel gauge Sender module.
Sign in to reply

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
I've driven hwy, street & varied my starts & stops over 3 weeks but these monitors simply won't re-set. i...
The car starts, and idles, will drive at idle speed. no fuel disruptions, bad timing, misses nothing. but will not...