1996 NISSAN 240SX KA24DE/SR20DET (S14)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain tensioner wear leading to rattle
• Rear main seal leaks
• Rust in lower body panels

First checks

• Inspect timing chain and tensioner condition
• Check for oil leaks around valve cover and rear main seal
• Examine suspension bushings for wear

Before replacing parts

• 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

• The 240SX was sold primarily in North America with the KA24DE engine; the SR20DET was exclusive to Japanese Silvia S14a and not officially sold as a 240SX outside Japan.
• Specifications and trims vary slightly depending on submarket and production month.