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Checking Engine Oil Pressure

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  1. Remove oil pressure sending unit and install gauge assembly C-3292A.
  2. Run engine until thermostat opens.
  3. Oil Pressure:
    • Curb Idle - 25 kPa (4 psi) minimum
    • 3000 rpm - 170 - 758 kPa (25 - 110 psi)
  4. If oil pressure is 0 at idle, shut off engine. Check for a clogged oil pick-up screen or a pressure relief valve stuck open.
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