1987 Mercedes Benz 300E Owners Manual PDF

The 1987 Mercedes Benz 300E is a luxury executive sedan featuring a 3.0L inline-6 engine, rear-wheel drive, 4-speed automatic transmission, advanced safety systems, climate control, power windows, central locking, and comprehensive onboard diagnostics. Below are key sections covering vehicle operation, maintenance, specifications, and troubleshooting for this classic German automobile.

1. Vehicle Overview 2. Instrument Cluster 3. Controls and Operation 4. Technical Specifications 5. Maintenance Schedule 6. Driving Instructions 7. Safety Systems 8. Electrical System 9. Troubleshooting 10. Warranty Information

Vehicle Overview

The Mercedes Benz 300E represents the pinnacle of 1980s German engineering with its robust construction, advanced features, and luxurious appointments.

Component	Description
Engine	3.0L M103 inline-6 cylinder
Transmission	4-speed automatic with torque converter
Drivetrain	Rear-wheel drive
Suspension	Independent multi-link rear suspension
Brakes	Power-assisted disc brakes on all wheels
Fuel System	Electronic fuel injection (CIS-E)
Seating	Leather upholstery with power adjustments
Climate Control	Automatic temperature control system
Audio System	AM/FM stereo cassette with premium speakers
Security	Central locking system with anti-theft

Instrument Cluster

The comprehensive instrument panel provides vital vehicle information and warning indicators.

Speedometer: Analog display showing 0-160 mph/260 kmh
Tachometer: Engine RPM with redline at 6000 RPM
Fuel Gauge: Tank capacity 18.5 gallons (70 liters)
Temperature Gauge: Engine coolant temperature
Warning Lights: Check engine, brake system, battery, oil pressure
Odometer: Digital display with trip meter

WARNING! Immediately address any illuminated warning lights to prevent vehicle damage.

Controls and Operation

Familiarize yourself with all vehicle controls for safe and comfortable operation.

Ignition: Turn key to start position; release when engine starts
Transmission: Select P-R-N-D-3-2-1; use kickdown for maximum acceleration
Steering: Power-assisted with tilt adjustment
Climate Control: Set desired temperature; system automatically maintains
Windows: Power operation with one-touch down feature
Seats: Electric adjustment with memory function (where equipped)
Lights: Automatic headlight control with delay-off feature

CAUTION! Always engage parking brake when parked on inclines.

Technical Specifications

Engine: 3.0L inline-6, 177 hp @ 5700 RPM, 188 lb-ft torque @ 4400 RPM
Transmission: 4-speed automatic with lock-up torque converter
Dimensions: 187.2" length, 68.5" width, 55.9" height
Weight: 3,285 lbs (1,490 kg)
Fuel Capacity: 18.5 gallons (70 liters)
Tires: 195/65R15 on 15x7J alloy wheels
Brakes: Ventilated front discs, solid rear discs with ABS
Fuel Economy: 17 mpg city, 22 mpg highway
Top Speed: 130 mph (electronically limited)
0-60 mph: 8.7 seconds

Maintenance Schedule

Regular maintenance ensures optimal performance and longevity.

Every 3,000 miles: Oil and filter change, fluid level checks

Every 7,500 miles: Tire rotation, brake inspection, air filter check

Every 15,000 miles: Spark plug replacement, fuel filter change

Every 30,000 miles: Transmission fluid service, coolant flush

Every 60,000 miles: Timing chain inspection, major service

Use only Mercedes-Benz approved fluids and genuine parts for optimal performance.

Driving Instructions

Proper driving techniques maximize vehicle performance and safety.

Starting: Allow engine to idle for 30 seconds before driving
Acceleration: Smooth application of throttle for best fuel economy
Braking: Progressive pressure; ABS will pulse during hard stops
Cornering: The multi-link suspension provides excellent stability
Highway: Cruise control maintains set speed efficiently
Parking: Use parking brake in addition to transmission park position

Tip: Allow transmission to engage completely before accelerating from stop.

Safety Systems

The 300E incorporates advanced safety features for occupant protection.

ABS: Prevents wheel lock-up during hard braking
ASR: Anti-slip regulation for improved traction
SRS: Supplemental Restraint System with driver airbag
Seat Belts: 3-point inertia reel belts with emergency locking
Brakes: Dual-circuit hydraulic system with power assist
Structure: Reinforced passenger cell with crumple zones
Lighting: Halogen headlights with automatic leveling

WARNING! Always wear seat belts and ensure proper child restraint usage.

Electrical System

Comprehensive electrical system with multiple protection features.

Component	Specification
Battery	12V, 70Ah maintenance-free
Alternator	14V, 80A output
Starter	12V reduction gear type
Fuses	Located in dashboard and engine compartment
Lighting	Halogen headlights, incandescent markers
Wiring	Color-coded with comprehensive fault protection

CAUTION! Disconnect battery before performing electrical work.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Battery, fuel, ignition	Check battery charge, fuel level, spark plugs
Rough idle	Vacuum leaks, sensors	Inspect vacuum hoses, check air flow sensor
Transmission shifting hard	Fluid level, valve body	Check transmission fluid, inspect valve body
Electrical issues	Battery, alternator	Test battery voltage, alternator output
Brake warning light	Fluid level, pads	Check brake fluid, inspect pad thickness

Reset: Some systems may require dealer diagnostic reset.

Service: Contact authorized Mercedes-Benz dealer for complex issues.