LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Plymouth >> 1989 >> Horizon Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - 2.2L TBI >> Operation >> Fuel Pressure Regulator
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fuel Pressure Regulator

The fuel pressure regulator is located downstream of the fuel injector on the fuel rail. Its function is to regulate fuel pressure at constant 14.5 psi (1.0 kg/cm2 ).