2021 Honda Ridgeline
Ridgeline
Factory Specs at a Glance
Quick Specs(5)
2017-2024 Honda Ridgeline: — HONDA Heavy Duty Brake Fluid DOT 3 Note: Fill to line on reservoir.
2020-2024 Honda Ridgeline coolant: 1.96 GALS. (7.41 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. If Honda antifreeze/coolant is not available, you may use another major-brand non-silicate coolant as a temporary replacement. Make sure it is a high-quality coolant recommended for aluminum engines..
2024 Honda Ridgeline: 4.50 OZS. (0.13 L) — RB100EV-01 (POE) Note: Approximate capacity.
2024 Honda Ridgeline uses 5.40 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..
2020-2024 Honda Ridgeline ATF: 3.70 QTS. (3.5 L) — HONDA Automatic Transmission Fluid ATF - Type 3.1 or higher.
I have a code
Enter your DTC code to see the factory diagnostic procedure for your 2021 Honda Ridgeline.
Help me diagnose
Describe your symptoms and we'll walk you through the diagnostic process using factory data for your 2021 Honda Ridgeline.
Start AI Diagnosis →