ZDX V6-3.7L (2010)
Engine Oil Pressure: Testing and Inspection
Engine Oil Pressure Test
Special Tools Required
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Oil Pressure Hose 07ZAJ-S5AA200
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A/T Low Pressure Gauge w/Panel 07406-0070301
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A/T Pressure Test Hose 07AAJ-PY4A100
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A/T Pressure Adapter 07MAJ-PY40120
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Pressure Gauge Adapter 07NAJ-P07010A
If the low oil pressure indicator stays on with the engine running, check the engine oil level See: Engine Oil/Testing and Inspection. If the oil level is
correct:
1. Remove the oil pressure switch See: Oil Pressure Sender/Service and Repair.
2. Install the oil pressure hose, the A/T low pressure gauge w/panel, the A/T pressure test hose, and the A/T pressure adapter as shown, then install
the oil pressure switch to the pressure gauge adapter.
3. Start the engine. Shut it off immediately if the gauge registers no oil pressure. Repair the problem before continuing.
4. Allow the engine to reach operating temperature (fan comes on at least twice). The pressure should be:
5. If oil pressure is not within specifications, inspect these items:
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Blocking of oil filter.
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Blocking of oil strainer.
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Inspect the oil pressure relief valve See: Service and Repair.
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Inspect the oil pump See: Service and Repair.
