1989 Nissan 240SX Service Manual

Nissan 180SX SR20DET Mechanical Scope

• Covers 1991 Nissan 180SX E-RPS13 and E-KRPS13 variants equipped with the turbocharged SR20DET engine
• Official OEM publication dated January 1991, Section B1 Supplement I
• Contains 80+ exploded-view component diagrams, system schematics, and detailed bolt-torque specifications
• Stored against your account so you can retrieve it after a hard-drive loss
• Full-text search finds any part number in seconds
• This 1991 Supplement I is the official reference documenting the specific SR20DET mechanical configuration for the S13 series

Mechanical System Documentation

The 1991 Nissan 180SX supplement focuses on the SR20DET mechanical architecture, providing detailed assembly and disassembly logic for major engine subsystems. This technical documentation describes the camshaft assembly, valve train, and timing chain integration. It includes information on the turbocharger unit, exhaust manifold, and intercooler assembly. The manual also outlines the ECCS electronic control system, fuel injection, and vacuum piping arrangements specific to the turbocharged platform.

Technical Specification Highlights

This manual provides comprehensive engine data, including torque values for critical assembly stages such as cylinder head bolts and camshaft brackets. It contains sensor reference values for troubleshooting idle control and timing systems. The reference also documents fluid capacities for engine oil and cooling systems, alongside clearance charts for piston rings and cam journals. Precise technical thresholds for oil pressure and fuel system operation are included throughout the mechanical overview sections.