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Jeep Wrangler 1987-1995 Fuel System Specifications
Explore the fuel specifications for the 1987-1995 Jeep Wrangler, including fuel type, tank capacity, and system components. This guide is essential for maintenance, performance, and compatibility.
Overview Specifications
This document provides detailed fuel specifications for the 1987-1995 Jeep Wrangler. It covers fuel types, fuel system components, and performance metrics to help owners and enthusiasts understand the vehicle's fuel requirements and capabilities. Use this guide to ensure proper maintenance and optimal performance. The document is organized into sections for easy navigation and includes a quick reference for key specifications.
How to Use
Use the search bar to quickly find specific fuel-related terms or components. Enter keywords like 'fuel type' or 'fuel pump' to jump to relevant sections.
Navigate through the document by scrolling or clicking on section titles in the table of contents. Each section is divided into subsections for detailed information.
Key Specifications
Fuel Type
87 Octane Unleaded
Fuel Tank Capacity
15 gallons
Fuel Pump Pressure
30-40 psi
Average MPG
15 city / 18 highway
Fuel Filter Replacement
Every 30,000 miles
Available Specifications
Fuel Types and Requirements
This section outlines the types of fuel recommended for the 1987-1995 Jeep Wrangler, including octane ratings and any special considerations for fuel quality or additives.
Fuel Types and Requirements
This section outlines the types of fuel recommended for the 1987-1995 Jeep Wrangler, including octane ratings and any special considerations for fuel quality or additives.
Recommended Fuel Types
- Regular unleaded gasoline with an octane rating of 87
- Premium unleaded gasoline for improved performance
- Avoid using diesel or ethanol blends above 10%
- Use fuel system cleaners periodically for maintenance
Fuel Additives
- Use fuel stabilizers for long-term storage
- Additives to prevent carbon buildup
- Octane boosters for high-altitude driving
- Avoid low-quality or off-brand additives
Fuel System Components
This section details the key components of the Jeep Wrangler's fuel system, including the fuel pump, fuel tank, and fuel injectors, along with their specifications and maintenance tips.
Fuel System Components
This section details the key components of the Jeep Wrangler's fuel system, including the fuel pump, fuel tank, and fuel injectors, along with their specifications and maintenance tips.
Fuel Pump
- Electric fuel pump located inside the fuel tank
- Flow rate of 50-60 liters per hour
- Replace every 100,000 miles or as needed
- Check for proper pressure (30-40 psi)
Fuel Tank
- Capacity of 15 gallons (57 liters)
- Steel construction with anti-corrosion coating
- Inspect for leaks or rust periodically
- Replace fuel filter every 30,000 miles
Fuel Efficiency and Performance
This section covers the fuel efficiency and performance metrics of the 1987-1995 Jeep Wrangler, including average MPG, driving conditions, and tips for improving fuel economy.
Fuel Efficiency and Performance
This section covers the fuel efficiency and performance metrics of the 1987-1995 Jeep Wrangler, including average MPG, driving conditions, and tips for improving fuel economy.
Fuel Efficiency
- Average MPG: 15 city / 18 highway
- Heavier off-road tires reduce efficiency
- Proper tire pressure improves MPG
- Regular tune-ups maintain optimal efficiency
Performance Tips
- Avoid excessive idling to save fuel
- Use cruise control on highways
- Reduce weight by removing unnecessary cargo
- Drive at moderate speeds for best efficiency
Search Specifications
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Component Specifications
Overview
- Type
- Gasoline
- Octane Rating
- 87 (Regular)
- Tank Capacity
- 15 gallons (56.78 liters)
- Fuel System
- Multi-Port Fuel Injection
- Emission Standard
- Pre-OBD II
Dimensions
- Tank Length
- 30.5 inches (77.47 cm)
- Tank Width
- 20.3 inches (51.56 cm)
- Tank Height
- 12.8 inches (32.51 cm)
- Tank Weight Empty
- 12 lbs (5.44 kg)
- Tank Weight Full
- 102 lbs (46.27 kg)
- Filler Neck Diameter
- 1.5 inches (3.81 cm)
- Fuel Line Diameter
- 0.375 inches (0.95 cm)
Materials
- Tank Material
- High-density polyethylene
- Filler Neck
- Stainless steel
- Fuel Lines
- Reinforced rubber
- Fuel Pump
- Aluminum housing with plastic internals
Features
- Fuel Delivery
-
- Multi-Port Fuel Injection
- High-pressure fuel pump
- Electric fuel pump
- Tank Features
-
- Molded baffles for fuel stability
- Integrated fuel level sensor
- Ventless design
- Safety
-
- Rollover valve
- Fuel vapor recovery system
- Impact-resistant tank
- Maintenance
-
- Replaceable fuel filter
- Accessible fuel pump
- Easy-to-reach filler neck
- Emissions
-
- Evaporative emissions control
- Catalytic converter compatible
- Low fuel vapor leakage
Safety Features
- Tank Safety
-
- Impact-resistant construction
- Rollover fuel shutoff
- Emissions Safety
-
- Sealed fuel system
- Vapor recovery system
- Fire Prevention
-
- Flame arrestor in filler neck
- Insulated fuel lines
Comfort Features
- Refueling
-
- Easy-access filler neck
- Locking gas cap
- Driving
-
- Stable fuel delivery
- Minimal sloshing noise
- Maintenance
-
- Replaceable fuel filter
- Accessible fuel pump
- Environment
-
- Low emissions
- Reduced fuel odor
Accessories
- Fuel Tank
-
- Fuel tank skid plate
- Extended range fuel tank
- Fuel tank cover
- Fuel System
-
- Performance fuel pump
- High-capacity fuel filter
- Fuel pressure regulator
- Refueling
-
- Locking gas cap
- Funnel adapter
- Fuel can spout
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect fuel lines for leaks
- Replace fuel filter
- Check fuel pump operation
- Inspect fuel tank for damage
- Test fuel pressure
- Maintenance Notes
- Use only recommended fuel types and additives. Avoid overfilling the tank to prevent damage to the vapor recovery system.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Fuel system components
- Emissions
- Miles: 50,000Years: 5Coverage: Evaporative emissions system
- Corrosion
- Miles: 100,000Years: 7Coverage: Fuel tank corrosion
- Extended
- Miles: 120,000Years: 10Coverage: Fuel pump and injectors
- Warranty Terms
- Coverage applies to defects in materials and workmanship. Normal wear and tear, misuse, and improper maintenance are not covered.
Production Details
- Manufacturer
- Chrysler Corporation
- Manufacturing Process
-
- Injection molding for fuel tank
- CNC machining for fuel pump
- Robotic assembly for fuel lines
- Quality Control
- Pressure Testing: 100% of fuel tanksLeak Testing: 100% of fuel systemsMaterial inspection: Random sampling
- Sustainability Practices
-
- Recycled materials in fuel tank
- Energy-efficient manufacturing
- Low-emission production processes
- Production Metrics
- Annual Production: 150,000 unitsDefect Rate: 0.5%Recycling Rate: 95%
Service Information for Fuel System Service
Maintenance and service requirements specific to the fuel system of 1987-1995 Jeep Wrangler
- Inspect fuel lines for leaks
- Replace fuel filter
- Check fuel pump operation
- Inspect fuel tank for damage
- Test fuel pressure
Ensure proper fuel type is used to maintain system integrity.
- Replace fuel filter
- Inspect fuel injectors
- Check fuel pressure regulator
- Test vapor recovery system
- Inspect fuel tank for corrosion
Use only OEM or equivalent parts for replacements.
- Replace fuel pump
- Replace fuel injectors
- Inspect and clean fuel tank
- Test entire fuel system
- Replace fuel pressure regulator
Major service may require specialized tools and diagnostic equipment.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What type of fuel is compatible with 1987-1995 Jeep Wrangler models?
What type of fuel is compatible with 1987-1995 Jeep Wrangler models?
The 1987-1995 Jeep Wrangler models are compatible with unleaded gasoline with an octane rating of 87 or higher. These vehicles are equipped with 2.5L 4-cylinder or 4.0L inline-6 engines, which are designed to run efficiently on regular unleaded fuel. Using higher octane fuel is not required but may provide marginal performance improvements. Avoid using diesel or ethanol blends above 10%, as they can cause engine damage or decreased performance.
Q2 What are the maintenance requirements for the fuel system in a 1987-1995 Jeep Wrangler?
What are the maintenance requirements for the fuel system in a 1987-1995 Jeep Wrangler?
Regular maintenance of the fuel system includes inspecting and replacing the fuel filter every 30,000 miles, checking fuel lines for leaks or cracks, and ensuring the fuel pump is functioning correctly. It’s also recommended to clean the fuel injectors every 50,000 miles to maintain optimal performance. Additionally, monitor the fuel tank for rust or corrosion, especially in older models, and replace it if necessary to prevent contamination.
Q3 How do I replace the fuel pump in a 1987-1995 Jeep Wrangler?
How do I replace the fuel pump in a 1987-1995 Jeep Wrangler?
To replace the fuel pump, first, disconnect the battery and relieve fuel system pressure. Remove the fuel tank by disconnecting hoses, straps, and electrical connections. Once the tank is out, remove the fuel pump assembly from the tank. Install the new pump, ensuring all seals and gaskets are properly seated. Reinstall the tank and reconnect all hoses and electrical connections. Finally, test the system for leaks before driving.
Q4 What should I do if my 1987-1995 Jeep Wrangler has fuel delivery issues?
What should I do if my 1987-1995 Jeep Wrangler has fuel delivery issues?
If your Jeep Wrangler experiences fuel delivery issues, start by checking the fuel pump relay and fuse. Test the fuel pressure using a gauge to ensure the pump is functioning correctly. Inspect the fuel filter for clogs and replace it if necessary. If the problem persists, examine the fuel lines for leaks or blockages and check the fuel injectors for proper operation. A faulty fuel pump or pressure regulator may also require replacement.
Q5 How can I optimize fuel efficiency in my 1987-1995 Jeep Wrangler?
How can I optimize fuel efficiency in my 1987-1995 Jeep Wrangler?
To optimize fuel efficiency, ensure your Jeep Wrangler is properly tuned, including spark plugs, air filter, and fuel injectors. Maintain correct tire pressure and reduce unnecessary weight. Use high-quality fuel and avoid excessive idling. Regular oil changes and using the recommended viscosity can also improve efficiency. Additionally, consider upgrading to a modern exhaust system or air intake for better airflow and performance.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
1987-1995 Jeep Wrangler Service Manual
Coming SoonThis comprehensive manual provides detailed instructions for maintenance, repair, and troubleshooting of the 1987-1995 Jeep Wrangler, including fuel system components.
Technical Service Bulletin: Fuel Pump Recall
Coming SoonThis bulletin addresses a recall for fuel pump replacements in specific 1987-1995 Jeep Wrangler models due to potential failure risks.
Jeep Wrangler Parts and Accessories Catalog
Coming SoonThis catalog lists genuine and aftermarket parts for the 1987-1995 Jeep Wrangler, including fuel system components and performance upgrades.
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