P052E on Honda: How to Diagnose & Fix
Positive Crankcase Ventilation Regulator Valve Performance
2 Honda models · 2 documented issues · 2 critical · $50-$4,000 repair
P052E on Honda by model: symptoms, diagnosis and fix
L15A (2007-2014) and L15B (2015-2020) engines prone to excessive oil consumption. Normal consumption approximately 1 quart per 1,000 miles, but some units burn significantly more. Honda acknowledged issue and extended warranty coverage for affected vehicles. PCV valve clogging and worn valve guide seals are common causes. Oil monitoring is MANDATORY - check every 500-1,000 miles. Some owners report consumption stabilizes after 50,000 miles.
Common Symptoms
- Oil level dropping between oil changes
- Burning oil smell from engine bay
- Blue smoke from exhaust (may be slight)
- Oil level warning light illuminated
- Low oil pressure at idle
How to Fix
Check oil level every 500-1,000 miles religiously. Use Honda recommended 0W-20 synthetic oil exclusively (Mobil 1 0W-20 widely recommended on FitFreak, $35-45/quart). PCV system cleaning with Seafoam ($10-15) can help reduce consumption. Honda extended warranty coverage for vehicles consuming more than 1 quart per 1,000 miles - check VIN. If out of warranty and severe: engine rebuild ($2,000-3,000).
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- Genuine Honda 17130-PND-A01 PCV valveOEMHonda 17130-PND-A01
Low-cost PCV branch only when inspection or testing confirms restricted, stuck or damaged crankcase ventilation Fitment/availability: 2007-2013 and 2015-2020 U.S. Honda Fit, all cataloged trims and transmissions; confirm the separate sea…
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Owner tips & cautions
- WarningOil monitoring is MANDATORY - check dipstick every 500-1,000 miles, never let oil drop more than 1 quart low
- TipPerform regular PCV cleaning with Seafoam ($10-15) to prevent sludge buildup that worsens oil consumption
- TipHonda extended warranty may cover excessive consumption - check VIN at dealer if burning over 1qt/1000mi
- TipSome owners report oil consumption stabilizes after 50,000 miles - monitor closely during break-in period
High-revving F20C and F22C engines consume oil at higher rates than typical engines, especially in VTEC mode. Normal consumption is approximately 1 quart per 1,000 miles, but excessive consumption (more than 1qt/1000mi) indicates PCV valve clogging, worn valve guide seals, or cylinder wall scoring. Running oil levels 2+ quarts low prevents VTEC engagement. AP1 (2000-2003) more severe than AP2 (2004-2009). Many owners avoid Mobil 1 due to higher burn-off rates.
Common Symptoms
- Oil level dropping quickly between services
- Blue smoke on acceleration or in VTEC
- Weak VTEC engagement or no VTEC kick
- Fuel smell in oil (indicates PCV issue)
- Check engine light for VTEC system
How to Fix
First: Check and replace PCV valve (~$50-150 parts, DIY friendly). If persists: Valve guide seal replacement requires engine opening (~$500-1,500). For severe cases: Full engine rebuild ($2,000-4,000). Use synthetic 0W-40 oil with high ZDDP (Pennzoil Ultra Platinum 0W-40, Redline, or Motul recommended). Check oil weekly. Change oil every 5,000 miles for track use.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- Genuine Honda 17130-PV3-013 PCV valve assemblyOEMHonda 17130-PV3-013
early PCV replacement only when inspection/testing or scheduled maintenance confirms that branch Fitment/availability: 2000-2003 U.S.
- Genuine Honda 17130-PCX-003 PCV valve assemblyOEMHonda 17130-PCX-003
later PCV replacement only when inspection/testing or scheduled maintenance confirms that branch Fitment/availability: 2004-2009 U.S.
As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.
Owner tips & cautions
- WarningRegular oil monitoring is MANDATORY - check weekly for high-mileage cars, never let oil drop more than 1 quart low
- TipChange oil every 5,000 miles for track use, 7,500 for normal street driving
- TipReplace PCV valve first before expensive valve guide seal work - often solves the problem for $50-150
- WarningRunning 2+ quarts low prevents VTEC engagement and can cause engine damage - top off immediately
Sources for this issue (2)
P052E 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 P052E mean on a Honda?
P052E stands for "Positive Crankcase Ventilation Regulator Valve Performance." P052E indicates a performance problem with the positive crankcase ventilation (PCV) regulator valve, the valve that meters blow-by gases from the engine crankcase back into the intake to be burned. The computer monitors crankcase pressure or related readings, and when the PCV regulator isn't controlling flow within the expected range, it sets this code. Symptoms can include rough idle, oil leaks from seals due to pressure imbalance, whistling/sucking noises, or increased oil consumption. It points to the PCV valve or ventilation system rather than the fuel or ignition system. On Honda it is documented across 2 models: Fit, S2000.
What are the most common causes of P052E?
The most common causes of P052E are: Stuck, clogged, or failed PCV regulator valve, Cracked or disconnected PCV hose/line, Vacuum leak in the crankcase ventilation system, Clogged PCV passages from sludge or carbon, Faulty crankcase pressure sensor, Damaged valve cover with integrated PCV (where applicable), Wiring or connector fault on electrically controlled PCV valves. The specific cause varies by vehicle.
How much does it cost to fix P052E on a Honda?
Published repair estimates on Honda range from $50 to $4,000 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 P052E on a different make?
View P052E 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.