what is the OBD reading on a 2004 sonata


Asked by Dec 03, 2014 at 03:19 PM about the 2004 Hyundai Sonata LX

Question type: Maintenance & Repair

I had a smog check and got a message " did not pass the OBD system chck because its OBD system was not ready to test "

1 Answer

Tom Harmon

On Board Diagnostic It's the socket usually under the dash that they plug an instrument cord into, If you go to a parts store ... like AutoZone they will check it for free and tell you what the problem is. Sometimes .. if an alarm was reset you have to wait a few days before the inspection people will allow the reading

1 out of 1 people think this is helpful.

Your Answer

Add photo

Related Questions

  • I've got a 2004 sonata how hard is it to change trimming belt 1 answer

    V6 sonata

    2004 Hyundai Sonata


    Maintenance & Repair

  • Crank no Fire 2004 Hyundai Sonata 1 answer

    Hello, I have a problem with my 2004 Hyundai Sonata 4cyl. Was driving when the battery light came on a started losing power, followed by a loud whacking sound. Pulled over and both alternator and se...

    2004 Hyundai Sonata Base


    Maintenance & Repair

  • The 'Check Engine' Light does not turn off? 22 answers

    I have read every discussion on this page and thankfully my sonata runs good based on the reviews i read. the car is a well taken care of car but the check engine light stays on. it has been about 6 d...

    Hyundai Sonata


    Maintenance & Repair

  • ecu fuse o 2000 sonata V-6 1 answer

    As soon as I put a new 15a fuse in it blows as soon as I touch the key. Before I even turn it over. It is the #10 fuse slot. I just replaced the radiator and turned the key to start. Turns over but ...

    2000 Hyundai Sonata GLS


    Maintenance & Repair

  • Vibration 2 answers

    I got bought a 2004 Hyundai Sonata and the person suggest that it may need a EDR sensor , which should be an easy fix .So my question is that sensor causing the car to vibrate when driving?

    2004 Hyundai Sonata Base



Search Hyundai Sonata Questions

Hyundai Sonata Experts

#1 toDumbToNotKnow
Reputation 1,270
#2 Tom Demyan
Tom Demyan
Reputation 1,130
#3 dandyoun
Reputation 910
View All

Related Models For Sale

Used Honda Accord"
1,309 Great Deals out of 78,750 listings starting at $1,395
Used Toyota Camry"
1,651 Great Deals out of 98,959 listings starting at $895
Used Hyundai Elantra"
854 Great Deals out of 51,821 listings starting at $990
Used Kia Optima"
602 Great Deals out of 32,405 listings starting at $1,000
Used Nissan Altima"
1,491 Great Deals out of 88,087 listings starting at $1,195
Used Honda Civic"
1,175 Great Deals out of 59,020 listings starting at $1,300
Used Hyundai Santa Fe"
631 Great Deals out of 35,812 listings starting at $800
Used Chevrolet Malibu"
1,182 Great Deals out of 72,976 listings starting at $695
Used Toyota Corolla"
1,468 Great Deals out of 67,797 listings starting at $1,295
Used Nissan Maxima"
475 Great Deals out of 24,246 listings starting at $800
Used Mazda MAZDA6"
251 Great Deals out of 15,242 listings starting at $1,450

Used Cars For Sale

2017 Hyundai Sonata For Sale
20,803 listings starting at $16,016
2016 Hyundai Sonata For Sale
87 Great Deals out of 8,129 listings starting at $11,887
2015 Hyundai Sonata For Sale
199 Great Deals out of 5,008 listings starting at $9,191
2014 Hyundai Sonata For Sale
93 Great Deals out of 1,994 listings starting at $7,777
2013 Hyundai Sonata For Sale
331 Great Deals out of 6,126 listings starting at $6,696