LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Merkur >> 1985 >> XR4Ti Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System >> Testing >> Low Pressure Pump Feed Circuit Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Low Pressure Pump Feed Circuit Test

  1. Lower fuel tank. Disconnect fuel pump wiring connector and connect test light from ground to Black/Red wire in harness side of wiring connector. Turn ignition switch to "RUN" position and watch test light.
  2. If light comes on for about one second, feed circuit is okay. If light does not come on, repair open in feed circuit. See Fig 1 .
Fig 1: Wiring Connector for Low Pressure Fuel Pump
G35760
Fig 2: Location of Low Pressure Pump Terminal
G35459