Mixture Control Valve

1986 Isuzu Pickup Base, 2D Pickup, 1.9 A, 4WDSECTION Mixture Control Valve
  1. With engine running, disconnect rubber hose between mixture control valve and intake manifold. Plug intake manifold connection.
  2. If valve is operating normally, air will flow through valve for a few seconds after accelerator pedal is depressed to floor and quickly released. If air continues to flow after 5 seconds, replace mixture control valve.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.