eAuto · Trusted by Mechanics. Built for Riders. eAuto Fuel Pump Assembly for Hero HF Deluxe BS6 / HF Deluxe i3S / CD Deluxe BS6 / HF 100 (2020–Present) | 97.2cc FI | OEM Ref: 16700-AAF-400 The Hero HF Deluxe family switched to Fuel Injection with the January 2020 BS6 update. This eAuto assembly covers the entire HF Deluxe BS6 lineup — standard HF Deluxe, i3S, CD Deluxe, HF 100, and all OBD2B refreshes — all confirmed to share Hero Genuine Part No: 16700-AAF-400. Every unit is tested for correct fuel pressure and electrical function before dispatch from eAuto.co.in. eAuto Key Specs: 97.2cc Air-Cooled FI BS6 | OEM Ref: 16700-AAF-400 | Jan 2020–Present | All HF Deluxe & CD Deluxe variants | Complete In-Tank Assembly ✅ eAuto Verified Fitment — Fits These Models Model Year Range Variant / Notes Hero HF Deluxe BS6 Jan 2020–Present Standard BS6 FI entry-level commuter Hero HF Deluxe i3S BS6 Jan 2020–Present Idle Stop-Start (i3S) — same pump Hero HF Deluxe BS6 (2021 refresh) Mar 2021–Present Updated colours & graphics — same pump Hero HF Deluxe BS6 (2022 refresh) May 2022–Present Updated variant — same pump (16700-AAF-400) Hero HF Deluxe OBD2B BS6 Jan 2023–Present OBD Phase 2B compliant — same pump Hero HF 100 BS6 Dec 2021–Present Renamed entry variant of HF Deluxe — same pump (16700-AAF-400) Hero CD Deluxe BS6 2020–Present Same platform as HF Deluxe — identical pump OEM Reference: 16700-AAF-400 / 16700AAF400S (Hero Genuine). Confirm fitment against your bike's model code if in doubt. ⚠ Does NOT Fit — Do Not Order For These Models Model Reason Hero HF Deluxe BS4 (Pre-2020, Carburettor) Carb models have no fuel pump — FI only Hero CD 100 / CD Dawn / older CD Deluxe (carb) Pre-FI era — no fuel pump required Hero Splendor Plus FI BS6 Different pump: 16700-AAE-300 Hero Glamour BS6 / Passion Pro BS6 Different engine family — different pump Technical Specifications Brand eAuto — Trusted by Mechanics. Built for Riders. OEM Reference 16700-AAF-400 / 16700AAF400S (Hero Genuine) Part Type Complete In-Tank Fuel Pump Assembly (फ्यूल पंप असेंबली) Package Contents 1 × Fuel Pump Assembly (pump motor + sender unit + strainer) Engine Compatibility 97.2cc Air-Cooled, SOHC, PGM-FI, BS6 / OBD2B Fuel Pressure Output ~2.5–3.0 kgf/cm² Year Range Jan 2020–Present (HF Deluxe BS6, CD Deluxe BS6, HF 100) Fitment Direct OEM replacement — no modifications required Sold By eAuto.co.in — Trusted by Mechanics. Built for Riders. Package Contents 1 Set × eAuto Fuel Pump Assembly for Hero HF Deluxe BS6 / HF Deluxe i3S / CD Deluxe BS6 / HF 100 (Jan 2020–Present) | OEM Ref: 16700-AAF-400 ⚠️ When to Replace Watch for these warning signs on your HF Deluxe BS6. High daily mileage on Indian city roads accelerates pump wear on commuter bikes. Hard starting or repeated cranking — Pump not building pressure before cranking begins. No priming buzz on ignition — Turn key to ON, listen for a soft whirr from the tank. No sound = pump failure. Engine stalling at signals or in slow traffic — Pump dropping pressure at low-speed idle. FI warning lamp on speedometer — ECU detecting a fuel delivery fault. Sudden power loss on inclines — Pump unable to sustain pressure under load. Stalling at low fuel levels — Worn strainer clogged with sediment — most common on high-mileage commuters. Mechanic Tip: Replace the complete assembly — pump motor, sender unit, and strainer — not just the motor. Leaving the old strainer will clog the new motor quickly on high-mileage commuter bikes. Installation Notes Tank Access: Fuel pump is inside the tank. Drain fully and remove before starting. Refer to the Hero HF Deluxe BS6 service manual for correct procedure. i3S Variant: The idle stop-start system operates via the ECU and s
