sensors an gadges? i own a 91 toyota camry Manuel transmission an recently it started to jerk when ever i drive slow or jus cruse at a normal speed like anything under 30mph it will start to jerk but when i speed up an switch gears it doesn't do it any more i was hoping if anyone new what the problem could be an i was hoping if anybody new how to fix a sensor u see my speed meteor mph and my thermometer on my dash went out an thy dont work i was woundering if any body new how to locate the sensor under the hood or basically where is it locaterd so i can fix that being said i cant seem to figuer out y i smell gas while i drive if any body can help that be nice thanx you for your help