1988-1992 Suzuki LT230E/EJ/EK/EL/EM/EN QuadRunner 230 Service Manual

1988–1992 Suzuki LT230E QuadRunner Manual

• Covers 1988–1992 Suzuki LT230E, LT230EJ, LT230EK, LT230EL, LT230EM, and LT230EN QuadRunner all-terrain vehicles
• Original OEM publication 99500-42075-01E, copyright 1990
• Includes 103 detailed diagrams, cross-sectional engine views, and extensive tightening torque tables
• File delivered as a direct download the moment payment clears
• Stored against your account so you can retrieve it after a hard-drive loss
• Full-text search finds any part number in seconds
• Laid out for standard letter and A4 printing
• This 1990 edition remains the official technical reference for the LT230E-series production cycle

Service Documentation Overview

The 1988–1992 Suzuki LT230E service manual provides comprehensive technical guidance for the maintenance and mechanical restoration of the QuadRunner ATV. This publication details general information, engine diagnostics, fuel and lubrication systems, electrical schematics, chassis components, and specialized procedures for each model year. The contents focus on the four-stroke engine, manual transmission, and independent double-wishbone suspension system, enabling owners and technicians to navigate component maintenance and system-level checks effectively.

Mechanical and Specification Highlights

The 1988–1992 Suzuki LT230E service manual contains essential engineering references for drivetrain and engine maintenance. Compression pressure is documented at 1200–1600 kPa (171–228 psi) for standard operating conditions. Valve clearance for the intake is listed at 0.03–0.08 mm in the cylinder head specification table. Cylinder head bolt torque is specified at 21–25 N·m (15.0–18.0 lb-ft) in the engine data section. The documentation also includes how factory workshop documentation is structured to facilitate accurate reassembly. Fuel tank capacity for the 1988–1992 Suzuki LT230E is documented at 9.5 liters, including reserve. Reference only — always consult a certified technician before performing service on this equipment. An official 281-page Suzuki OEM workshop manual covering the 1988–1992 LT230E QuadRunner, documenting engine, chassis, electrical, and transmission specifications for the complete production series.