P0015 on Hyundai: How to Diagnose & Fix
Exhaust Camshaft Position Timing - Over-Retarded (Bank 1)
1 Hyundai model · 1 documented issue · $300-$900 repair
P0015 on Hyundai by model: symptoms, diagnosis and fix
The Continuous Variable Valve Timing (CVVT) actuator and its associated oil control valve (OCV) on the Santa Fe's Theta II engine can fail, causing rough idle, poor fuel economy, and check engine lights. The OCV gets clogged with sludge from extended oil change intervals, and the CVVT actuator's internal components wear out. This issue can also trigger timing-related fault codes and affect emissions.
Common Symptoms
- Check engine light
- Rough idle
- Poor fuel economy
- Rattling noise on startup
- Hesitation on acceleration
How to Fix
Replace the CVVT actuator (camshaft phaser) and the oil control valve. Clean the oil passages feeding the VVT system. Switch to a high-quality full synthetic oil and maintain strict oil change intervals (5,000 miles or less). In some cases, cleaning the OCV with throttle body cleaner can restore function temporarily, but replacement is the permanent fix.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- Genuine Hyundai intake oil-flow control valveOEMHyundai 24355-2G500
Confirm VIN, engine, build date and intake position; do not use for 2007-2010, 2016-2019,
- Genuine Hyundai exhaust oil-flow control valveOEMHyundai 24375-2G500
Confirm the exact VIN, engine, model body and exhaust positio
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Sources for this issue (2)
P0015 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does P0015 mean on a Hyundai?
P0015 stands for "Exhaust Camshaft Position Timing - Over-Retarded (Bank 1)." This code means the exhaust camshaft on Bank 1 is timed more retarded (later) than the computer commanded. Engines with variable valve timing use a cam phaser, controlled by oil pressure and a solenoid, to advance or retard camshaft position for better power, economy, and emissions. When the computer commands a position but the actual exhaust cam stays too far retarded, it sets P0015. This usually points to an oil-flow or phaser problem and can cause rough idle, reduced power, and poor fuel economy. On Hyundai it is documented across 1 model: Santa Fe.
What are the most common causes of P0015?
The most common causes of P0015 are: Low or dirty engine oil restricting phaser operation, Stuck or clogged variable valve timing (oil control) solenoid, Failed exhaust camshaft phaser/actuator, Clogged oil control valve screen or oil passages, Stretched or worn timing chain, Wiring or connector fault at the VVT solenoid, Incorrect cam timing from prior service, Faulty PCM/ECM (rare). The specific cause varies by vehicle.
How much does it cost to fix P0015 on a Hyundai?
Published repair estimates on Hyundai range from $300 to $900 depending on the model and root cause. If an issue mentions a recall or campaign, check your VIN with the manufacturer or NHTSA and confirm eligibility and coverage with a dealer.
Looking for P0015 on a different make?
View P0015 across all makes →Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.