LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Geo >> 1995 >> Prizm Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Specifications >> Engine Controls - Specifications - 1.8L >> Fuel System >> Fuel Pump
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fuel Pump

FUEL PUMP PERFORMANCE

KOEO (1) psi (kg/cm2 ) Eng. @ Idle psi (kg/cm2 ) (2) Hold Pressure psi (kg/cm2 )
38-44 (2.7-3.1) (3) (4) 38-44 (2.7-3.1) (5) 21 (1.5)
(1) KOEO is ignition on and engine off.
(2) Measured within one minute of engine off and with ignition on.
(3) With ignition on, engine off, and a jumper wire connected between DLC connector terminal No. 12/B+ (Black/Red wire) and terminal No. 1/Fp (Blue/Black wire), located on left strut tower.
(4) With jumper wire removed, engine at idle, and pressure regulator vacuum hose disconnected and plugged. With pressure regulator vacuum hosed connected pressure is 31-37 psi (2.2-2.6 kg/cm2 ).
(5) Pressure should hold at more than specification for at least 5 minutes after engine is turned off.
scientia non olet · About LEMON Manuals