1986 Nissan Pickup Service Manual PDF

The 1986 Nissan Pickup Service Manual provides comprehensive technical information for maintaining and repairing the 1986 Nissan Pickup truck. This manual covers engine systems (including the Z24 2.4L engine), transmission, drivetrain, suspension, brakes, electrical systems, and body components. Below are key sections for specifications, maintenance procedures, troubleshooting, and repair instructions.

1. Vehicle Specifications 2. Maintenance Schedule 3. Engine Service 4. Transmission & Drivetrain 5. Brake System 6. Suspension & Steering 7. Electrical System 8. Body & Interior 9. Troubleshooting Guide 10. Wiring Diagrams 11. Technical Service Bulletins

Vehicle Specifications

Key technical specifications for the 1986 Nissan Pickup including engine, dimensions, and capacities.

Specification	Details
Engine Type	Z24 2.4L SOHC inline 4-cylinder
Horsepower	106 hp @ 4800 rpm
Torque	137 lb-ft @ 2400 rpm
Transmission	5-speed manual or 3-speed automatic
Fuel System	Carburetor (Hitachi DCG306-36)
Fuel Capacity	15.9 gallons
Wheelbase	104.3 inches (short bed) / 116.1 inches (long bed)
Payload Capacity	1,460 lbs
Towing Capacity	2,000 lbs (with proper equipment)
Oil Capacity	4.2 quarts (with filter)

Maintenance Schedule

Recommended maintenance intervals for optimal vehicle performance and longevity.

Oil and filter change: Every 3,000 miles or 3 months
Air filter replacement: Every 15,000 miles
Spark plugs: Every 30,000 miles
Coolant flush: Every 30,000 miles or 2 years
Brake fluid: Every 30,000 miles or 2 years
Transmission fluid: Every 30,000 miles
Timing chain inspection: Every 60,000 miles

WARNING! Always use manufacturer-recommended fluids and parts. Follow torque specifications precisely.

Engine Service

Comprehensive engine maintenance and repair procedures for the Z24 2.4L engine.

Valve adjustment: Set intake and exhaust valves to 0.010 inches (hot)
Timing chain replacement: Requires removal of front cover and timing components
Carburetor adjustment: Idle speed 700 rpm (manual) / 750 rpm (automatic)
Compression test: Should be 142-171 psi with less than 14 psi variation
Oil pressure: 11-14 psi at idle, 43-57 psi at 2000 rpm

CAUTION! Always disconnect battery before performing electrical work. Use proper safety equipment.

Transmission & Drivetrain

Manual Transmission: FS5W71C 5-speed, fluid capacity 3.1 pints
Automatic Transmission: 3N71B 3-speed, fluid capacity 6.9 quarts
Clutch: 9.0 inch diaphragm spring type, adjustment at cable
Differential: H190 rear axle, capacity 2.6 pints
Transfer Case: (4WD models) capacity 2.1 pints
U-Joints: Regular lubrication required for 4WD models

Brake System

Brake system specifications and service procedures.

Front Brakes: Disc brakes, 10.7 inch rotor, single piston caliper

Rear Brakes: Drum brakes, 10.0 inch diameter

Brake Specifications: Pad thickness minimum 0.08 inch, rotor minimum thickness 0.87 inch, drum maximum diameter 10.08 inch

Bleeding Procedure: Start with right rear, left rear, right front, left front. Use DOT 3 brake fluid.

Suspension & Steering

Front suspension: Independent with torsion bars. Rear suspension: Leaf springs.

Torsion bar adjustment: For ride height correction
Ball joint inspection: Check for play every 15,000 miles
Wheel alignment: Toe-in 0-0.24 inches, camber 0°30' ± 45'
Steering gear: Manual recirculating ball type, lash adjustment at sector shaft
Shock absorber replacement: Standard procedure for all four corners

Tip: Always check suspension components for wear during tire rotation.

Electrical System

Complete electrical system diagnosis and repair.

Battery: 12V, 55Ah, specific gravity 1.260-1.280
Alternator: 50 amp output, regulator built-in
Starter: 1.4 kW, draw current 180 amps max
Fuse box: Located under dashboard, 10 fuses total
Lighting: Headlight adjustment screws behind bezel
Ignition system: Electronic ignition, air gap 0.012-0.016 inch

WARNING! Disconnect battery before servicing electrical components. Use circuit tester for diagnosis.

Body & Interior

Body maintenance and interior component service.

Door adjustment: Loosen hinge bolts and reposition. Window regulator: Remove door panel for access. Seat removal: Four bolts per seat. Dashboard: Remove carefully to access instruments.

Troubleshooting Guide

Common problems and solutions for the 1986 Nissan Pickup.

Symptom	Possible Cause	Corrective Action
Hard starting	Weak fuel pump, clogged filter	Check fuel pressure, replace filter
Rough idle	Vacuum leak, dirty carburetor	Inspect vacuum hoses, clean carburetor
Overheating	Thermostat, water pump	Replace thermostat, check pump
Brake pull	Stuck caliper, worn pads	Rebuild caliper, replace pads
Electrical issues	Bad grounds, corroded connections	Clean grounds, check battery cables

Wiring Diagrams

Complete electrical wiring diagrams for all systems.

Includes: Starting and charging system, ignition system, lighting circuits, instrument cluster, heater and AC (if equipped), radio wiring.

CAUTION! Always reference wiring diagrams before making electrical repairs. Use proper wire gauges for repairs.

Technical Service Bulletins

Manufacturer-issued service updates and common fixes.

TSB 86-45: Carburetor float level adjustment procedure. TSB 86-52: Transmission shift linkage adjustment. TSB 86-68: Brake pedal free play specification. TSB 86-79: Alternator charging system diagnosis.

Service Support: Contact Nissan technical support for additional information.