1983 Datsun 280ZX Service Manual (P/N C4077-90960)

• Comprehensive technical documentation for the S130 series, covering both 2-seater and 2+2 variants.
• Thorough breakdown of L28 engine mechanical, chassis, electrical, and fuel systems.
• Official Nissan Motor Co. publication (C4077-90960), featuring 714 pages of exact specifications and factory service tool requirements.
• Contains over 150 exploded-view component diagrams and extensive wiring schematics for standard and turbocharger-equipped models.
• Dedicated to the 1983 Datsun 280ZX, providing essential procedures for the Borg-Warner T-5, FS5W71B, 3N71B automatic transmission, and clutch assemblies.
• Delivers complete teardown guidelines for the propeller shaft, steering system, brake system, emission control system, and heater & air conditioner.

Component and System Documentation

This reference outlines general maintenance, engine removal, guidelines for transmission repair, and complete suspension service. Utilizing this specific factory PDF manual directly in the bay helps mechanics bypass the parts-cannon approach, significantly reducing diagnostic time by isolating faults through official testing procedures. It provides clear, step-by-step instructions for tasks that typically require expensive trips to the dealership, such as adjusting the valve clearances, setting the ignition timing, and servicing the front wheel bearings. Detailed chapters break down the mechanical engine build, focusing heavily on cylinder head and piston assembly, alongside timing chain and camshaft alignment protocols. Technicians will find a comprehensive look at the Electronic Concentrated Engine Control System (E.C.C.S) for turbo-equipped models, including essential sensor diagnostic paths and fuel-injection testing parameters. Before undertaking heavy mechanical work or lifting the vehicle, always verify proper jack points and review standard workshop safety procedures to prevent severe injury or component damage. Maintenance schedules are clearly mapped out for normal and severe driving conditions, noting fluid change intervals and wear-limit tolerances for major driveline components.

Technical Data and Service Values

Accurate factory data is the foundation of any successful engine repair. This manual provides highly specific torque tables documenting every critical fastener from M6 to M14. Engine mechanical specs highlight exact valve clearances (0.25 mm intake, 0.30 mm exhaust) and compression pressure data for naturally aspirated and turbocharged platforms. You will find definitive fluid capacities for the R200/R180 differential, automatic and manual transmissions, plus the 10.5-liter cooling system requirement. Additional diagnostic values, such as the magneto pick-up coil resistance for the ignition system, are clearly listed to speed up electrical troubleshooting. To further assist with tracing faults and reassembly, the text is heavily supported by diagnostic flow charts, lubrication charts, trouble diagnosis cross-reference charts, vacuum routing schematics, and component location views.

When working on the L28 powerplant, technicians should be aware of specific repair pitfalls. For instance, if the timing chain is not properly wedged before removing the camshaft, the chain tensioner will eject, turning a basic cylinder head job into a labor-intensive front cover teardown. Additionally, erratic idling or hesitation is frequently misdiagnosed as a failing E.C.C.S. airflow meter, when the actual culprit is often a network of brittle vacuum hoses leaking unmetered air into the intake manifold.