V40 L4-1.9L Turbo VIN 29 B4204T3 (2002)
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Raise the car.
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Remove the engine cover.
Check:
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The oil pressure sensor cable and connectors
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Check for an open-circuit in the cable between the oil pressure sensor and the indicator lamp.
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Type and remedy; try a new pressure sensor.
NOTE: Use a new seal between the oil pressure sensor and the cylinder block.
Checking oil pressure
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Use oil pressure gauge kit 999 5270.
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Adapter 999 5273, hose 999 5272 and gauge 999 5271. Connect these items to the hole on the cylinder block for the oil pressure sensor.
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Start the engine. Read off the oil pressure at different engine speeds (RPM).
Minimum oil pressure at:
13.3 r/s (800 r/min).................................................................................................................................................................................................0.10 MPa
