1998 Mercedes-Benz S420 Service and Repair Manual

This factory service and repair manual for the 1998 Mercedes-Benz S420 is the reference for a four-door V8 sedan in Base trim. The V8 displaces 4.2 liters, has DOHC cylinder heads, takes in air naturally and uses gasoline. Engine mechanical work, fuel and ignition, the transmission, brakes, suspension and electrical systems are covered with procedures and specifications.

Engines covered

• 4.2L V8 — DOHC, naturally aspirated, gasoline

Body styles covered

• 4-door sedan

Trims covered

• Base

Known issues on the 1998 S420. Wheels, tires and related equipment connect the complaints. The single complaint naming the 1998 S420 involves equipment and the wheels, and the one complaint on the wider 1998 S-Class line concerns tires. The manual's wheel and tire procedures, lug torque values and suspension alignment specifications are the obvious resource, with wiring diagrams and diagnostics available for the sedan's electrical systems.