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DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2011 Acura RdxCoolant Type & Capacity
OEM spec from the factory service manual for the 2.3 TB1 variant.
Quick Answer
Coolant Type
HONDA Long Life Antifreeze/Coolant Type 2
Capacity
1.85 GALS.
7 L
Variant
2.3 TB1
Note: Includes: the coolant in the reserve tank and that remaining in the engine.
This vehicle's factory manual
2011 Acura Rdx: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
Other specs:All specs
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Frequently Asked Questions
- What type of coolant does a 2011 Acura Rdx take?
- The 2011 Acura Rdx requires HONDA Long Life Antifreeze/Coolant Type 2. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the 2.3 TB1 configuration.
- How much coolant does a 2011 Acura Rdx hold?
- The 2011 Acura Rdx cooling system capacity is 1.85 GALS. (7 L).
- Can I use universal coolant in my 2011 Acura Rdx?
- It is strongly recommended to use coolant that meets the HONDA Long Life Antifreeze/Coolant Type 2 specification. Universal coolants may not provide the correct corrosion protection for your engine's materials.
- What happens if I use the wrong coolant in my 2011 Acura Rdx?
- Using coolant that does not meet the OEM specification can cause corrosion, gasket damage, and overheating. Always verify the correct coolant type before topping off or flushing the system.