🏷️ Basic Information

Make:

Land Rover

Model:

Range Rover

Year:

1998

Chassis Code:

LP (New Range)

Engine Code Primary:

4.6L V8 - Rover V8 (GEMS / Bosch Motronic)

Engine Code Secondary:

4.0L V8 - Rover V8 (GEMS / Bosch Motronic)

👋 Introduction

Positioning:

Premium luxury SUV, positioned as a capable off-road vehicle with refined on-road manners and opulent interior.

Competitors 1998:

Mercedes-Benz ML-Class, BMW X5, Lexus LX Series, Jeep Grand Cherokee, Cadillac Escalade

Vehicle Features:

Permanent four-wheel drive, Electronic Air Suspension (EAS), Hill Descent Control (HDC), Luxurious interior appointments, Robust construction, formidable off-road capability.

Value:

Essential for owners and independent mechanics seeking to maintain, diagnose, and repair the 1998 Range Rover accurately and efficiently, ensuring longevity and optimal performance of this complex luxury vehicle.

📋 Manual Details

Main Sections:

Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, HVAC, Body, Interior, Diagnostic Procedures, Maintenance Schedules

Estimated Page Count:

~1000-1500 pages (typical for factory service manuals of this era)

Type:

Factory Service Manual / Repair Manual

Language:

English

Format:

Printed (likely bound, potentially sectioned)

📖 Manual Coverage

Powertrain:

Engine mechanical (4.0L & 4.6L V8), Engine management (GEMS/Bosch Motronic), Fuel system, Ignition system, Exhaust system, Automatic transmission (ZF 4HP22 EH), Transfer case (LT230), Differentials (front, center, rear)

Chassis:

Front suspension (SLA), Rear suspension (Five-link coil spring), Air suspension (optional Electronic Air Suspension - EAS), Steering system (power assisted), Braking system (ABS, ventilated discs front/rear), Wheels and tires

Electrical:

Body control module (BCM), Engine control module (ECM), Transmission control module (TCM), ABS control module, EAS control module, Lighting (headlights, taillights, interior), Instrumentation, Audio system, Power accessories (windows, locks, mirrors), Wiper system, Fuse and relay identification and testing

Body Interior:

Body panel removal and installation, Door mechanisms, Seat mechanisms, Interior trim removal and installation, HVAC system (climate control), Sunroof operation (if equipped)

Maintenance:

Scheduled maintenance intervals, Fluid level checks and changes (engine oil, coolant, brake fluid, transmission fluid, differential fluid, transfer case fluid), Filter replacements (oil, air, fuel, cabin air), Spark plug replacement, Belt inspection and replacement

Repair Rebuild:

Engine internal component removal/installation (pistons, crankshaft, camshafts, cylinder heads), Transmission overhaul procedures, Transfer case overhaul, Differential overhaul, Suspension component replacement (bushings, ball joints, links), Brake caliper and rotor replacement, Steering component replacement (tie rods, pump), Electrical component testing and replacement, HVAC component replacement

Diagnostics Troubleshooting:

Diagnostic trouble codes (DTCs) interpretation, Symptom-based troubleshooting guides, Component testing procedures (electrical and mechanical), Wiring diagrams, Vacuum diagrams, On-board diagnostics (OBD-II)

Depth:

Comprehensive. Covers routine maintenance through complete component overhaul and system diagnostics. Includes detailed torque specifications, clearances, and assembly instructions.

📊 Manual Specifications

Digital Quality:

N/A (Assuming printed)

Print Quality:

High (OEM standards, clear diagrams and text)

Binding:

Professional binding (likely comb or spiral for ease of use in a workshop, or case-bound)

Paper Type:

Durable, high-quality paper stock suitable for workshop environments

⚙️ Engine Specifications

Engine Type:

Naturally Aspirated V8

Displacement:

4.6 Liters (4598 cc)

Bore X Stroke:

94.0 mm x 82.0 mm

Compression Ratio:

8.1:1

Horsepower Est:

~225 hp @ 4,750 rpm (varies slightly by market/spec)

Torque Est:

~280 lb-ft @ 3,000 rpm (varies slightly by market/spec)

Fuel Delivery:

Multi-point Fuel Injection (MPI) - Bosch Motronic GEMS (Gasoline Engine Management System)

Fuel Type:

Unleaded Premium Unleaded Gasoline (91 Octane or higher recommended)

Secondary Engine Type:

Naturally Aspirated V8

Secondary Engine Displacement:

4.0 Liters (3947 cc)

Secondary Engine Horsepower Est:

~182 hp @ 4,750 rpm (varies slightly by market/spec)

Secondary Engine Torque Est:

~230 lb-ft @ 3,000 rpm (varies slightly by market/spec)

Ignition System:

Distributorless Ignition System (DIS) with Coil-on-Plug or Coil Pack configuration

Emissions Control:

Catalytic converters, EGR (Exhaust Gas Recirculation), Secondary air injection (on some models)

🔧 Transmission

Transmission Type:

4-Speed Automatic

Transmission Model:

ZF 4HP22 EH (Electronic Hydraulic Control)

Gear Ratios:

Specific ratios detailed in manual (e.g., 1st: 2.48, 2nd: 1.48, 3rd: 1.00, 4th: 0.72, Reverse: 2.08)

Transmission Fluid Type:

Mercon V (or Dexron III/VI as a compatible substitute, consult manual for precise specification)

Transfer Case:

Permanent 4WD with Lockable Center Differential (LT230 transfer box)

Differential Locking:

Center differential lock activated via gear shifter lever.

📐 Dimensions

Length:

~191.1 inches (4855 mm)

Width:

~72.0 inches (1829 mm)

Height:

~70.8 inches (1798 mm)

Wheelbase:

~108.1 inches (2746 mm)

Curb Weight Est:

~4,600 - 4,900 lbs (2087 - 2223 kg) depending on configuration

Gross Vehicle Weight Rating Gvwr:

Typically ~6,200 lbs (2812 kg)

Cargo Volume Behind Rear Seat Est:

~40 cubic feet (1.13 cubic meters)

Towing Capacity Est:

~7,700 lbs (3500 kg)

🛡️ Safety Features

NHTSA Frontal Crash Rating:

Not rated or not tested extensively by NHTSA for this model year in a comparable manner to modern standards.

IIHS Rating:

Not rated or not tested extensively by IIHS for this model year.

ABS:

Standard Anti-lock Braking System (ABS)

Hd Control:

Standard Hill Descent Control (HDC) for controlled descents on steep gradients.

Airbags:

Driver and front passenger airbags. Side airbags were optional on some models.

Seatbelts:

Three-point seatbelts with pretensioners for front occupants.

Chassis Construction:

Body-on-frame construction for robustness and off-road durability.

💡 Technology Features

Audio System:

Premium audio systems, often with CD player and cassette, branded by manufacturers like Harmon Kardon or Meridian on later models (though likely basic Land Rover branded systems in '98).

Navigation:

Optional GPS navigation system available on some higher trims.

Cruise Control:

Standard electronic cruise control.

Parking Assist:

Rear parking sensors were an optional feature.

OBD Interface:

OBD-II compliant diagnostic port, allowing for scan tool access to engine and transmission control modules.

🔧 Maintenance

Oil Change Interval Engine:

Every 6,000 miles or 6 months, whichever comes first (typical for this era, consult manual for exact recommendation).

Transmission Fluid Change Interval:

Every 30,000 - 60,000 miles (or as specified in the manual, often critical for ZF transmissions).

Coolant Flush Interval:

Every 2 years or 30,000 miles.

Engine Oil Spec:

API SG/SH or SJ, SAE 10W-40 or 15W-40 (check manual for climate-specific recommendations).

Coolant Type:

Ethylene Glycol based, with corrosion inhibitors. Typically a green coolant. (Check manual for specific formulation, e.g., HOAT)

Brake Fluid Type:

DOT 3 or DOT 4

Common Problems:

Electronic Air Suspension (EAS) system leaks and compressor failures, BECM (Body Electronic Control Module) issues, Head gasket failures (particularly early 4.0L GEMS engines), Crankshaft position sensor issues, Door lock actuators, Heater control valve leaks, Radiator leaks, Door handle microswitches.

Recommended Checks:

Regular inspection of EAS air springs and lines, checking for coolant leaks around the engine block, verifying the operation of the Body Control Module.

📚 Vehicle History

Brand Origins:

Land Rover has a long history of producing robust, capable off-road vehicles dating back to the Series I Land Rover in 1948.

Generation Name:

Second Generation Range Rover (P38A / LP)

Predecessor:

First Generation Range Rover Classic (1970-1996)

Successor:

Third Generation Range Rover (L322)

Production Years Generation:

1994-2001

Manufacturing Location:

Solihull, West Midlands, United Kingdom

🏆 Awards & Recognition

Off Road Acclaim:

Consistently recognized for its superior off-road capability and luxury comfort, a hallmark of the Range Rover lineage.

Luxury SUV Market:

A benchmark in the luxury SUV segment throughout its production life.