2009 Acura TL J35A8/J37A1 (YK1)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Transmission hesitation in early models
• Premature front brake wear
• Sunroof water leaks

First checks

• Check transmission fluid level and condition
• Inspect timing chain noise
• Check for brake wear and brake fluid leaks

Avant de remplacer des pièces

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• 3.7L V6 (J37A1) was mainly for Japanese domestic market and select export markets; most global cars have 3.5L (J35A8).
• No manual transmission offered this generation due to market demands.