🧪Fluid Capacities

Honda Passport Fluid Capacities

Factory manual fluid capacities for the Honda Passport. Exact capacities and specs extracted from the LEMON service manual archive.

Last updated: 2026-11-08 • Reading time: 8 min • By AllOEMManuals Editorial Team

Quick Answer

2024 Honda Passport: 4.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.

GenerationYearsTop spec
202420244.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.
2019-20232019-20234.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.

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2024 Honda Passport: 4.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.

Fluid type and capacity can change by engine, drivetrain, and transmission. Verify the exact branch before filling anything. Once the spec is confirmed, use the supplies and purchase links below to build the full one-trip shopping list before you start the repair.

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2024

2024Open 2024 manual
Air Cond Compressor Oil4.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.
Air Cond Refrigerant1.40 LBS. (0.63 KG) — HFO-1234yf (R-1234yf) Note: Capacities listed are average system capacities and may vary.
Automatic Transmission Fluid3.50 QTS. (3.31 L) — HONDA Automatic Transmission Fluid ATF-TYPE 3.1 or higher
Brake Fluid— HONDA Heavy Duty Brake Fluid DOT 3 Note: If DOT 3 Brake Fluid is not available, then DOT 4 or DOT4+ is acceptable. Brake fluid marked DOT 5 is not compatible with your vehicle’s braking system and can cause extensive damage.
Differential Gear Oil1.92 QTS. (1.81 L) — HONDA DPSF-II
Engine Coolant7.82 QTS. (7.4 L) — HONDA Long-Life Antifreeze/Coolant Type 2 Note: This coolant is pre-mixed with 50/50 antifreeze and water. Never add straight antifreeze or plain water.
Engine Oil5.40 QTS. (5.11 L) — Genuine HONDA Motor Oil 0W-20 or API service SN or higher grade SAE 0W-20 Note: You may also use synthetic motor oil if it is labeled with the API Certification Seal and is the specified viscosity grade.
Fuel Tank19.50 GALS. (73.81 L)
Transfer Case Fluid0.45 QTS. (0.42 L) — HONDA Hypoid Gear Oil HGO-1. API GL 4 or GL 5, SAE 75W-85 Hypoid Gear Oil (SAE 90 can be used).
Windshield Washer Fluid4.00 QTS. (3.78 L) — All Weather Windshield Washer Fluid Note: DO NOT use engine antifreeze or a vinegar/water solution in the windshield washer reservoir.
Notes
  • →Capacities listed are average system capacities and may vary.
  • →If DOT 3 Brake Fluid is not available, then DOT 4 or DOT4+ is acceptable. Brake fluid marked DOT 5 is not compatible with your vehicle’s braking system and can cause extensive damage.
  • →This coolant is pre-mixed with 50/50 antifreeze and water. Never add straight antifreeze or plain water.
  • →You may also use synthetic motor oil if it is labeled with the API Certification Seal and is the specified viscosity grade.
  • →DO NOT use engine antifreeze or a vinegar/water solution in the windshield washer reservoir.
Search Amazon for parts →Full Repair Guide →

2019-2023

2019-2023Open 2019 manual
Air Cond Compressor Oil4.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.
Air Cond Refrigerant1.40 LBS. (0.63 KG) — HFO-1234yf (R-1234yf) Note: Capacities listed are average system capacities and may vary.
Automatic Transmission Fluid3.50 QTS. (3.31 L) — HONDA Automatic Transmission Fluid ATF-TYPE 3.1 or higher
Brake Fluid— HONDA Heavy Duty Brake Fluid DOT 3 Note: If DOT 3 Brake Fluid is not available, then DOT 4 or DOT4+ is acceptable. Brake fluid marked DOT 5 is not compatible with your vehicle’s braking system and can cause extensive damage.
Differential Gear Oil1.92 QTS. (1.81 L) — HONDA DPSF-II
Engine Coolant7.82 QTS. (7.4 L) — HONDA Long-Life Antifreeze/Coolant Type 2 Note: This coolant is pre-mixed with 50/50 antifreeze and water. Never add straight antifreeze or plain water.
Engine Oil5.40 QTS. (5.11 L) — Genuine HONDA Motor Oil 0W-20 or API Premium-grade - SAE 0W-20 Detergent Oil Note: Excluding the oil remaining in the engine. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. Your vehicle does not require oil additives. In fact, they may adversely affect the engine performance and durability.
Fuel Tank19.50 GALS. (73.81 L)
Transfer Case Fluid0.45 QTS. (0.42 L) — HONDA Hypoid Gear Oil HGO-1. API GL 4 or GL 5, SAE 75W-85 Hypoid Gear Oil (SAE 90 can be used).
Windshield Washer Fluid4.00 QTS. (3.78 L) — All Weather Windshield Washer Fluid Note: DO NOT use engine antifreeze or a vinegar/water solution in the windshield washer reservoir.
Notes
  • →Capacities listed are average system capacities and may vary.
  • →If DOT 3 Brake Fluid is not available, then DOT 4 or DOT4+ is acceptable. Brake fluid marked DOT 5 is not compatible with your vehicle’s braking system and can cause extensive damage.
  • →This coolant is pre-mixed with 50/50 antifreeze and water. Never add straight antifreeze or plain water.
  • →Excluding the oil remaining in the engine. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight.
  • →Excluding the oil remaining in the engine. You may use a synthetic motor oil if it displays the API Certification Seal, and it is the proper weight. Your vehicle does not require oil additives. In fact, they may adversely affect the engine performance and durability.
  • →DO NOT use engine antifreeze or a vinegar/water solution in the windshield washer reservoir.
Search Amazon for parts →Full Repair Guide →

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One-Trip Shopping List

Recommended supplies and tools for this job, grouped so you can buy everything before the repair starts.

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Fluid Extraction Pump

Cleanly remove old fluids from reservoirs.

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Clean Shop Rags

Lint-free rags for cleaning dipsticks and spills.

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Multi-Purpose Funnel

Long-neck funnel for hard-to-reach fill points.

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Nitrile Gloves

Keep hands clean during multi-fluid maintenance.

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Project Essentials

Basic tool sets, gloves, and cleaning supplies for your Honda Passport so the job is ready when the parts arrive.

Frequently Asked Questions

Where is this data from?
Extracted directly from the LEMON factory service manual archive. Sources are cited per generation.
What fluid capacities does a Honda Passport use?
2024 Honda Passport: 4.30 OZS. (0.12 L) — RL85HM (POE) Note: Capacities listed are average system capacities and may vary.
Why do fluid capacities vary by generation for the Honda Passport?
Different engine options, transmission types, and cooling system designs across model years change total fluid volumes. Always use the capacity listed for your exact year and engine code — do not guess across generations.

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Author & Review

Published by AllOEMManuals, founded by Lyndon Bedford, an automotive technician with 20 years of experience. He owned and operated a mechanic shop in Hurst, Texas from 2014 to 2022 and continues hands-on repair work.

Content may combine manual references, general repair templates, and AI-assisted drafting. Confirm the source, vehicle configuration, and applicability before working. Report corrections through our contact page.

Last updated: 2026-11-08

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