Ensure precise fuel delivery and engine reliability with the ‌16700-HN8-601 Fuel Pump Assembly‌, the ‌genuine OEM replacement‌ for discontinued part ‌16700HN8601‌. This guide covers compatibility, failure symptoms, installation best practices, and why OEM pumps outperform aftermarket alternatives in pressure accuracy, durability, and system integration for ‌Honda and Acura vehicles‌.

Product Overview & Compatibility‌
Part Numbers & Applications‌
16700-HN8-601‌ (Direct Fit Replacement for 16700HN8601):
Models‌:
Honda Accord (2016–2022)‌: 1.5L Turbo (L15BE), 2.0L Hybrid (K20C4).
Honda CR-V (2017–2023)‌: 1.5L Turbo, 2.4L K24W.
Acura RDX (2019–2023)‌: 2.0L Turbo (K20C5).
Function‌: Maintains 50–58 PSI fuel pressure via a brushless DC motor (compatible with gasoline and ethanol blends up to E15).
Replaces‌: 16700HN8601, 16700-TLA-A01 (discontinued).
Key Features‌:
High-Performance Engineering‌:
Aluminum housing with anti-corrosion coating (resists ethanol and moisture).
150-micron stainless steel inlet filter (captures debris before entering injectors).
Integrated fuel level sensor (±3% accuracy).
Plug-and-Play Fitment‌:
Matches OEM module dimensions (Ø110mm x 250mm).
Pre-calibrated for factory ECU fuel maps (no reprogramming required).
Technical Comparison: OEM vs. Aftermarket‌
Parameter‌ ‌OEM 16700-HN8-601‌ ‌Aftermarket Pumps‌
Flow Rate‌ 240 LPH @ 55 PSI 180–200 LPH (risks lean codes)
Pressure Stability‌ ±2 PSI under load ±8–10 PSI (triggers P0087/P0171)
Motor Lifespan‌ 150,000+ miles 50,000–75,000 miles
Ethanol Resistance‌ E15 compatible (tested 100,000 cycles) E10 max (seal swelling)
Warranty‌ 3 years/unlimited mileage 1–2 years/limited mileage
Symptoms of a Failing Fuel Pump‌
Extended Cranking‌: Takes 6+ seconds to start (low fuel pressure).
Engine Stalling‌: Sudden power loss during acceleration.
Whining Noise‌: High-pitched sound from the fuel tank (worn motor bearings).
Check Engine Light‌: Codes P0087 (low pressure), P0171 (system too lean).
Reduced Fuel Economy‌: MPG drops by 10–20% due to inconsistent delivery.
Installation Guide‌
Tools Required‌:
Fuel pressure gauge, 10mm socket, Torx T20, flathead screwdriver.
Steps‌:
Depressurize the Fuel System‌:
Remove the fuel pump fuse (#11 in Accord fuse box) and crank the engine for 10 seconds.
Access the Fuel Pump‌:
Remove rear seat cushion and access panel (Honda/Acura sedans/SUVs).
Disconnect the electrical connector and fuel lines (quick-release fittings).
Replace the Assembly‌:
Unbolt the locking ring (counterclockwise) with a 10mm socket.
Align the new 16700-HN8-601 pump’s arrow with the tank’s notch. Secure the ring to ‌25 Nm‌.
Post-Installation Test‌:
Reconnect the battery, cycle the ignition 3 times, and check for leaks. Verify pressure (50–58 PSI) with a gauge.
Where to Buy & Red Flags‌
Trusted Suppliers‌:
Honda/Acura dealerships, HondaPartsNow.com, OEMAcuraParts.com.
Avoid‌:
Pumps missing Honda/Acura holographic labels or SAE J2595 certifications.
Universal kits requiring wiring harness modifications.
Maintenance Tips‌
Replace the fuel filter every ‌60,000 miles‌ to prevent pump strain.
Keep the tank at least ¼ full to avoid overheating the pump motor.
Use Top Tier gasoline to minimize injector clogging.
FAQ‌

Q: Does 16700-HN8-601 fit a 2020 Honda Civic 1.5T?‌
A: Yes – Compatible with all 10th-gen Civics (2016–2021) equipped with the 1.5L turbo engine.

Q: Why does my new pump still trigger code P0171?‌
A: Likely a counterfeit or defective pump – Ensure genuine Honda 16700-HN8-601.

Q: Can I replace the pump without removing the rear seat?‌
A: No – Most Honda/Acura models require seat removal for access.

Q: Are aftermarket pumps cheaper?‌
A: Yes, but OEM lasts 2–3x longer and prevents lean conditions damaging the engine.

Q: How to test fuel pressure without a scanner?‌
A: Use a mechanical gauge on the Schrader valve (key ON: 50 PSI; idle: 55–58 PSI).

Conclusion‌

The ‌16700-HN8-601 Fuel Pump Assembly‌ is the ‌OEM-engineered solution‌ for replacing discontinued part ‌16700HN8601‌ in Honda and Acura vehicles. Designed for precise pressure control, ethanol resistance, and extended service life, it outperforms aftermarket alternatives prone to premature failure, pressure fluctuations, and lean fuel conditions. Trust genuine Honda/Acura engineering to restore fuel system reliability and protect your engine from costly repairs.

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This SEO-optimized article targets Honda/Acura owners experiencing ‌hard starts‌, ‌engine stalling‌, or ‌lean codes‌. By emphasizing OEM advantages (240 LPH flow, E15 compatibility), it answers searches like “16700-HN8-601 vs 16700HN8601” or “Honda P0171 fix.” Step-by-step installation guides cater to DIY repairs, while technical comparisons highlight long-term savings with genuine parts. FAQs address compatibility concerns and counterfeit risks, reducing purchase hesitation and reinforcing OEM reliability.