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Home >> Suzuki >> 1996 >> Esteem GLX, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Engine Controls - System/Component Tests) >> Fuel System >> Fuel Delivery >> Fuel Pressure Regulator
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Fuel Pressure Regulator

WARNING: This page is about a different car, the 1996 Suzuki X-90. However, it is still accessible from the selected car via links, so may be relevant.
  1. Regulator is mounted on end of fuel rail. Start engine and let idle. Disconnect vacuum hose from regulator. If vacuum is present, go to next step. If no vacuum is present, check for blocked hose between regulator and intake manifold.
  2. Check fuel pressure with engine running and vacuum hose connected to regulator. Disconnect vacuum hose from fuel pressure regulator. If fuel pressure does not increase, replace fuel pressure regulator.
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