1988 Jeep Cherokee XJ Service Repair Manual

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🏷️ Basic Information Identification Make: Jeep Model: Cherokee Model Code: XJ Year: 1988 Codes Vin Code Prefix: 1J4 👋 Introduction Market Position Market Segment: Compact SUV, capable off-road vehicle. Competitive...

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类型: Car/suv

斯库: 267028

标签: 1988 Car/suv Cars Cherokee XJ Jeep Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Cherokee

Model Code:

Year:

Codes

Vin Code Prefix:

👋 Introduction

Market Position

Market Segment:

Compact SUV, capable off-road vehicle.

Competitive Analysis

Competitors:

Ford Bronco II, Chevrolet S-10 Blazer, Nissan Pathfinder, Toyota 4Runner.

Key Features

Design:

Unibody construction (first compact SUV with this), strong off-road capability, reliable.

📋 Manual Details

Coverage Areas

Engine:

Transmission:

Drivetrain:

Suspension:

Brakes:

Steering:

Electrical System:

Body And Frame:

HVAC:

Interior:

Exterior:

Diagnostics:

Troubleshooting:

Page Count

Estimated Pages:

Approx. 1500+

Manual Type

Type:

Factory Service Manual / Shop Manual

Language

Language:

English

Format

Format:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete overhaul, cylinder head, block, crankshaft, pistons, connecting rods, timing system, lubrication system.

Engine Performance:

Fuel delivery, ignition system, emissions control, cooling system, charging system.

Transmission Manual:

Disassembly, inspection, assembly, repair, clutch operation.

Transmission Automatic:

Torque converter, hydraulic system, valve body, planetary gear sets, service procedures.

Drivetrain 4X4:

Transfer case operation and repair, front axle, rear axle, driveshafts, universal joints.

Suspension Front:

Leaf spring replacement, shock absorber service, steering linkage, alignment specifications.

Suspension Rear:

Leaf spring replacement, shock absorber service, axle alignment.

Brakes Hydraulic:

Brake pedal, master cylinder, power booster, brake lines, wheel cylinders, brake fluid specifications.

Brakes Mechanical:

Drum brake service, shoe replacement, hardware, parking brake system.

Steering:

Power steering pump, steering gear, tie rods, steering column, wheel alignment.

Electrical Charging:

Alternator, voltage regulator, battery testing and replacement.

Electrical Starting:

Starter motor, solenoid, ignition switch, wiring diagrams.

Electrical Lighting:

Headlights, taillights, interior lighting, bulb specifications, wiring.

Electrical Instruments:

Dashboard gauges, warning lights, speed sensor, tachometer, fuel gauge.

Body Exterior:

Doors, hood, tailgate, fenders, bumpers, glass replacement, weatherstripping.

Body Interior:

Seats, upholstery, dashboard trim, carpeting, headliner.

HVAC System:

Heater core, blower motor, A/C compressor, refrigerant, system diagnosis.

Emissions Control:

Catalytic converter, EGR system, oxygen sensors, evaporative emission control.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, fluid checks, tire rotation, spark plug replacement.

Major Repairs:

Engine rebuilds, transmission overhauls, differential repairs, complete brake system overhauls.

Diagnostics Troubleshooting:

Step-by-step troubleshooting guides for common and complex issues, diagnostic codes interpretation.

Wiring Diagrams:

Detailed electrical schematics for all systems, including engine, lighting, and accessories.

Component Removal Installation:

Comprehensive instructions for removing and installing all major components.

Wheel Alignment:

Specifications and procedures for front and rear wheel alignment.

Technical Depth

Depth:

Comprehensive from basic maintenance to complete engine and transmission rebuilds, including advanced diagnostics.

📊 Manual Specifications

File Format

Format:

Physical Print

Print Quality

Quality:

High-quality, durable paper, clear text and diagrams.

Binding Type

Binding:

Stapled or perfect bound, designed for shop use.

Paper Type

Paper:

Durable, possibly coated paper to resist grease and shop environment.

⚙️ Engine Specifications

Primary Engine

Engine 1:

2.5L (150 ci) AMC 'Tech IV' I4

Engine 1 Fuel System:

Fuel Injection (Renix)

Engine 1 Horsepower:

121 hp @ 4800 rpm

Engine 1 Torque:

170 lb-ft @ 2800 rpm

Optional Engine

Engine 2:

4.0L (242 ci) AMC 'Power-Tech Six' I6

Engine 2 Fuel System:

Fuel Injection (Renix)

Engine 2 Horsepower:

177 hp @ 4700 rpm

Engine 2 Torque:

220 lb-ft @ 3200 rpm

Fuel System

Fuel Type:

Unleaded Gasoline

Performance

Throttle Body Size:

50mm (4.0L), 48mm (2.5L)

🔧 Transmission

Standard

Transmission 1:

5-Speed Manual (AX-5)

Optional

Transmission 2:

3-Speed Automatic (AW4)

Transmission 3:

4-Speed Automatic (Aisin Warner AW4)

Features

Transfer Case:

Command-Trac NP231 (Part-time 2-speed)

📐 Dimensions

Exterior

Length:

164.9 inches (4188 mm)

Width:

69.4 inches (1763 mm)

Height:

63.7 inches (1618 mm)

Wheelbase:

101.4 inches (2576 mm)

Weights

Curb Weight:

Approx. 3300-3600 lbs (1497-1633 kg)

Gross Vehicle Weight Rating Gvwr:

Approx. 4700 lbs (2132 kg)

🛡️ Safety Features

Ratings

NHTSA Rollover Rating:

Not rated with the same rigor as modern vehicles, but known for its stability given its class and era.

Active Features

Braking System:

Front Disc, Rear Drum Brakes

Passive Features

Seat Belts:

Front: Shoulder belts with lap belts. Rear: Lap belts.

Rollover Protection:

Roll bar integrated into the roof structure.

💡 Technology Features

Infotainment

Audio System:

AM/FM Radio, Cassette Player. Optional CD player.

Driver Assistance

Optional on 1988 models (rear-wheel anti-lock only).

Connectivity

Connectivity Features:

N/A (Pre-modern connectivity era).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000 miles (4,800 km) or 3 months, whichever comes first. (Recommended for this era).

Transmission Fluid Change:

Every 30,000 miles (48,000 km) for automatic, inspect manual transmission fluid annually.

Coolant Flush:

Every 30,000 miles (48,000 km) or 2 years.

Spark Plug Replacement:

Approx. 30,000 - 50,000 miles (48,000 - 80,000 km) depending on type.

Fluid Specifications

Engine Oil Type:

API Service SG or SH, SAE 10W-30 (preferred) or 10W-40. For colder climates, SAE 5W-30.

Transmission Fluid Type Auto:

Dexron III (or equivalent) Automatic Transmission Fluid.

Transmission Fluid Type Manual:

GL-5 SAE 75W-90 Gear Oil for AX-5 manual.

Coolant Type:

Ethylene Glycol based, permanent type antifreeze/coolant. 50/50 mix with distilled water.

Brake Fluid Type:

DOT 3 Brake Fluid.

Known Issues

Common Issue 1:

Head gasket leaks (especially on 4.0L I6, though less common on '88 compared to later years).

Common Issue 2:

Rusty rocker panels and rear quarter panels.

Common Issue 3:

Aging electrical connectors and grounds leading to intermittent issues.

Common Issue 4:

Worn leaf spring bushings and U-joints due to age and off-road use.

Common Issue 5:

Renix fuel injection system issues (sensor failures, vacuum leaks).

📚 Vehicle History

Brand Heritage

Jeep Legacy:

Rooted in military utility vehicles (Willys Jeep) and the original Jeep Cherokee (SJ) full-size SUV.

Model Evolution

Xj Generation Start:

Introduced for the 1984 model year as a revolutionary compact SUV, featuring unibody construction.

Xj Generation End:

Produced until 2001 in North America.

Production

Production Location:

Toledo, Ohio, USA

🏆 Awards & Recognition

Recognitions

Motor Trend SUV Of The Year:

No specific award for 1988, but the XJ platform was highly regarded and influential.