1996 MERCEDES-BENZ C-Class M111.940/M111.945 (W202)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Rust in wheel arches and underbody
• Suspension wear around front control arm bushings
• Electronic window regulator failures
• Rear axle differential fluid leaks (diesel engines)

First checks

• Verify service history for timing chain/belt replacements
• Inspect for rust in common areas
• Check automatic transmission fluid condition
• Test all electrical functions including ABS and airbags

Antes de cambiar piezas

• 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

• Global markets saw variations in engine offerings depending on emissions regulations.
• Diesel engines were mainly sold in Europe and selected export markets.
• Oil capacity includes filter change; always verify specific engine code for precise values.