🏷️ Basic Information

Make:

Chrysler

Model:

Imperial

Model Years Covered:

1988, 1989, 1990, 1991, 1992, 1993

Generation Designation:

Fifth Generation (YJ)

Chassis Code:

YJ

👋 Introduction

Vehicle Market Segment:

Full-size luxury sedan.

Brand Heritage Context:

The Imperial nameplate historically represented Chrysler's premium luxury offerings, a tradition continued in this late 1980s/early 1990s iteration.

Competitors:

Competed with other American luxury sedans of the era such as Lincoln Continental, Cadillac Sedan de Ville, and domestic offerings from American Motors (AMC) in the premium segment.

Key Features Vehicle:

Spacious interior, comfortable ride, distinctive styling, advanced (for its time) front-wheel-drive platform, and often loaded with luxury amenities.

Manual Benefit:

Empowers owners to perform repairs and maintenance themselves, saving significant costs associated with dealership or independent mechanic services.

Manual Utility:

Provides step-by-step instructions, clear visuals, and detailed technical data essential for accurate and efficient vehicle upkeep and repair.

📋 Manual Details

Manual Coverage Scope:

Comprehensive service and repair coverage for all aspects of the Chrysler Imperial (1988-1993).

Estimated Page Count:

Extensive, likely several hundred pages based on typical WSMs for this era and complexity.

Manual Type:

Workshop Service Manual (WSM) / Service Repair Manual

Language:

English

File Format:

PDF

Print Quality:

Full printable quality.

Delivery Method:

Instant Download

Software Requirements:

Adobe PDF Reader

Operating System Compatibility:

All Versions of Windows & Mac

📖 Manual Coverage

Engine Mechanical:

Engine assembly, disassembly, inspection, repair of all major components (block, heads, pistons, crankshaft, camshafts), timing systems, lubrication, cooling.

Engine Performance:

Fuel system, ignition system, emission control systems, engine diagnostics, performance tuning.

Transmission Drivetrain:

Automatic transmission (e.g., A604 Ultradrive), manual transmission (if applicable), transfer case, drive axles, differentials, CV joints, propeller shafts.

Brakes:

Hydraulic system, disc/drum brake components, anti-lock braking system (ABS) if equipped, parking brake, brake bleeding procedures.

Suspension Steering:

Front and rear suspension components (struts, shocks, control arms, springs), steering system (rack and pinion, power steering), wheel alignment specifications.

Electrical Charging Starting:

Battery, alternator, starter motor, charging system diagnostics.

Electrical Ignition:

Ignition system components (spark plugs, wires, coils, distributor if applicable), ignition timing.

Electrical Lighting:

Headlights, taillights, interior lights, turn signals, hazard lights, wiring diagrams for all lighting circuits.

Electrical Accessories:

Power windows, power locks, power seats, cruise control, climate control, radio, wiper system, horn, etc.

Body Chassis:

Body panel repair, doors, hood, trunk, interior trim, glass, seals, frame straightening procedures.

HVAC:

Heating, ventilation, and air conditioning (HVAC) system components, refrigerant handling, diagnosis, and repair.

Diagnostic Troubleshooting:

Diagnostic trouble codes (DTCs), symptom-based troubleshooting guides, electrical schematics.

Routine Maintenance:

Oil changes, filter replacements, fluid checks and top-offs, tire rotations, brake inspections, tune-ups.

Engine Repair:

Head gasket replacement, piston ring replacement, bearing replacement, valve grinding, complete engine rebuild.

Transmission Repair:

Transmission fluid and filter changes, seal replacement, clutch replacement (if manual), complete transmission overhaul.

Brake System Repair:

Brake pad/shoe replacement, rotor/drum resurfacing or replacement, caliper/wheel cylinder rebuild, brake line replacement, ABS component service.

Suspension Steering Repair:

Shock/strut replacement, ball joint replacement, tie rod end replacement, power steering pump/rack replacement.

Electrical Component Repair:

Alternator replacement, starter replacement, ignition coil replacement, sensor replacement, power window/lock motor replacement.

HVAC System Repair:

Refrigerant recharge, compressor replacement, condenser/evaporator service, blower motor replacement.

Bodywork Restoration:

Dent removal, panel replacement, rust repair, interior trim fitting, glass replacement.

Wiring Diagram Interpretation:

Detailed wiring diagrams for all major electrical systems, aiding in troubleshooting and repair.

Technical Depth:

In-depth coverage suitable for professional technicians and advanced DIY enthusiasts. Includes specifications, procedures, and diagnostic information for complete repairs.

📊 Manual Specifications

File Type:

PDF

Printability:

Full printable pages, allowing users to print specific sections for workshop use.

Binding Type:

Digital Download (N/A for physical binding)

Paper Type:

Digital Download (N/A for physical paper type)

⚙️ Engine Specifications

Engine Displacement:

3.3L (201 cu in) V6 (Most Common)

Engine Configuration:

V6 Overhead Valve (OHV)

Engine Block Material:

Cast Iron

Cylinder Head Material:

Aluminum

Fuel System:

Multi-Port Fuel Injection (MPI)

Horsepower Approximate:

~150-160 hp (depending on year and specific tune)

Torque Approximate:

~200-210 lb-ft (depending on year and specific tune)

Engine Code 3.3L V6:

EGA

🔧 Transmission

Transmission Type Standard:

4-speed Automatic (A604 Ultradrive)

Transmission Type Optional:

N/A (A604 was standard across the range)

Transmission Features:

Front-wheel drive, electronically controlled with a focus on smooth shifts.

Transmission Fluid Type:

Chrysler ATF+3 (or equivalent)

📐 Dimensions

Length Overall:

Approximately 202-203 inches

Width Overall:

Approximately 74 inches

Height Overall:

Approximately 55 inches

Wheelbase:

Approximately 112.5 inches

Curb Weight:

Approximately 3,600 - 3,800 lbs

🛡️ Safety Features

NHTSA Crash Test Rating Era:

Safety standards and reporting were different during this era. Specific NHTSA ratings are not directly comparable to modern standards.

Active Safety Features Available:

Anti-lock Braking System (ABS - optional on some trims/years)

Passive Safety Features:

Seat belts (manual three-point front, lap rear), padded interior surfaces, energy-absorbing steering column.

💡 Technology Features

Infotainment Features:

AM/FM radio, cassette player, optional premium sound systems. Limited digital connectivity by modern standards.

Driver Assistance Features:

Cruise control.

Connectivity Features:

Minimal. Analog systems typical for the late 1980s/early 1990s.

🔧 Maintenance

Oil Change Interval:

Every 3,000 - 7,500 miles or 6-12 months, depending on driving conditions and oil type used. (Refer to manual for precise recommendations).

Transmission Fluid Change Interval:

Every 30,000 - 60,000 miles. (Refer to manual for precise recommendations).

Coolant Change Interval:

Every 24,000 - 36,000 miles or 2-3 years.

Spark Plug Replacement Interval:

Every 30,000 - 60,000 miles, depending on plug type.

Engine Oil Specification:

API SG, SAE 5W-30 or 10W-30 (refer to manual for exact viscosity based on temperature).

Coolant Specification:

Chrysler HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, a 50/50 mix with distilled water.

Power Steering Fluid Specification:

Chrysler Power Steering Fluid or equivalent.

Common Issues Engine:

Head gasket leaks (especially if overheated), intake manifold gasket leaks, oil leaks, timing belt tensioner issues (on some specific engine variants if applicable).

Common Issues Transmission:

A604 Ultradrive transmission can be sensitive to fluid condition and can experience solenoid issues or torque converter problems if not maintained.

Common Issues Electrical:

Power window motors, power lock actuators, dashboard illumination, and climate control panel issues are relatively common for this era of Chrysler vehicles.

Common Issues Suspension:

Worn ball joints, tie rod ends, and strut mounts can lead to noise and poor handling.

Common Issues Fuel System:

Fuel pump failures, clogged fuel injectors.

📚 Vehicle History

Brand Heritage Imperial:

The Imperial was reintroduced by Chrysler in 1981 as a luxury model, distinct from the Dodge Diplomat/Plymouth Gran Fury from which it was derived. The 1988-1993 generation was a significant evolution, sharing its platform with the Chrysler New Yorker.

Model Evolution 1988-1993:

This generation saw the Imperial transition to a more aerodynamic and contemporary design. It was based on Chrysler's front-wheel-drive platform, differing from earlier rear-wheel-drive Imperials. Minor updates and feature enhancements occurred throughout the production run.

Production Period:

1988-1993

Manufacturing Location:

Windsor, Ontario, Canada

🏆 Awards & Recognition

Industry Recognition Era:

While specific awards for the Imperial during this period might not be widely documented in the same way as modern vehicles, it was generally positioned as a comfortable and well-equipped luxury option within the Chrysler lineup.