LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2005 >> Rio Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System/Fuel System >> Fuel Delivery System >> Releasing Fuel System Pressure >> Priming The Fuel System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Priming The Fuel System

After fuel pressure has been released, system must be primed to avoid excessive cranking to restart the engine. Follow steps below:

  1. Connect data link connector terminals FUEL PUMP and B+ with a jumper wire.
    Fig 1: Locating Fuel Pump Terminal
    G02181640Courtesy of KIA MOTORS AMERICA, INC.
  2. Turn ignition switch ON for no longer than 10 seconds to pressurize system and check for fuel leaks. (Jumper wire gets hot if it is left in for longer than 10 seconds.)
  3. Turn ignition switch OFF and remove jumper wire.