P0504 on HYUNDAI SONATA
What P0504 Means on Your HYUNDAI SONATA
Real HYUNDAI SONATA Owner Reports (Source: NHTSA Complaints Database)
"Campaign #092 was replaced on my vehicle at bel air hyundai on 9/14/2010. the vehicle was there for other regular service and the recall was performed. at that time, the switch was not a problem. no check engine light and we were unaware that this recall was even performed."
"My brake lights no longer function. my "esc off" light and check engine light appeared. i had a mechanic scan my car regarding the aforementioned issues and the code that displayed was "p0504"."
"I drive a 2012 Hyundai Sonata Limited. After a recent fill-up, I began experiencing delayed acceleration, engine hesitation, and what appears to be misfiring—especially at low throttle."
Data from NHTSA Vehicle Complaints Database. All reports are filed by vehicle owners directly with the U.S. Department of Transportation.
Common Causes of P0504 on HYUNDAI SONATA
Percentages based on NHTSA complaint component analysis for this vehicle.
Complaint Trend by Year
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if your vehicle is covered.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50-$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2-3 quotes. Dealer vs independent shop prices often differ 30-50% for the same repair.