20 Most Recent Hyundai Motor 2003 Sonata - Page 3 Questions & Answers

Check your engine grounding wire. That or you do not have the alternator connections on securely

I think it means a lower gear, most vehicles have p,r,d,over drive which is usually in a box, 1,and 2.. 1 and 2 are for driving slower like in snow,or down steep hills.

look on youtube it may be there

Probably a loose connection, burnt switch, or smoked wire in climate control panel, buried in dashboard. Either grab a repair manual (haynes has good schematics) or take to the dealership. Beware of the hundai curse! The electrical demons are awakening.

Climate control on dashboard?

buy a manual for your car and search for your answer

DRIVE TO AUTOZONE,THEY WILL CHECK BATTERY AND ALTERNATOR FOR FREE,STARTER HAS TO BE REMOVED TO TEST.

check fuel pressure and change the fuel filter if it has not been changed. when was the last time you had a tune up done as bad plugs can cause this condition. dirty injectors can cause this type of problem as well as a catalytic converter plugging up, which will have to be tested.

replace light module or body control module which ever one it has.

The code number should be posted. It gives us a place the look at. Problems could be the purge and vent solenoids, or a small leak or large leak in the system.

left side of the engine near the front of the car

Check your gas cap , u need replacement of gas cap and if that don't work u need to do smoke test on your evaporated system but first change the cap. Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/paul_0aa451e2c4466dbf

you've gotten something wet

That is normal. It is the automatic choke function to give the car a richer fuel mixture while cold

not in park or sensor to tell car is in park is bad,.

what is a tcm and what size motor ???????????????????????I look over every emission control device and never found anything =TCM

It can be but it is a bear to do and you will need a full complement of tools & maybe someones' help.

Check in your fuse box for the main fuse 80 amps which is for the engine. If is not blown go for the ignition switch itself.

You've got your gas tank presure release valve.stuck or no good