2004 Mercedes-Benz E320 Service and Repair Manual

This factory service and repair manual for the 2004 Mercedes-Benz E320 covers the wagon and the sedan, each a four-door, which share the same mechanical package. That package is a gasoline 3.2L V6 with single overhead cams and no forced induction, offered as Base or 4Matic. The manual gives engine specifications, torque values and wiring diagrams for both bodies and both trims.

Engines covered

• 3.2L V6 — SOHC, naturally aspirated, gasoline

Body styles covered

• 4-door wagon
• 4-door sedan

Trims covered

• Base
• 4Matic

Known issues on the 2004 E320. Fuel delivery weighs heaviest in owner reports: 80 of 211 complaints cite the fuel and propulsion system and another 41 the gasoline fuel system, with service brakes at 40. Crashes were reported in 7 complaints, injuries in 4 and a fire in 1. The record holds two recalls for certain 2004 E320 vehicles, both over a sunroof glass panel that could separate from the car. NHTSA filed four recalls against the 2004 E-Class line, including one for certain vehicles whose seat belt buckles could carry a burr that keeps the belt from locking when it should. Fuel system diagnostics, brake procedures and restraint torque values are included.