isuzu Workshop Repair Guides

Isuzu Workshop Service and Repair Manuals

Intake Manifold > < Engine Oil Pressure|Specifications|Page 1082
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Oil Pressure Regulator Valve: Testing and Inspection

CAUTION:  Make necessary correction or parts replacement if wear, damage or any other abnormal conditions are found through inspection.
 

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Check to see that the relief valve slides freely.

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The oil pump must be replaced if the relief valve does not slide freely.

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Replace the spring and/or the oil pump assembly if the spring is damaged or badly worn.

Refer to Oil Pump.  See: Service and Repair

Intake Manifold > < Engine Oil Pressure|Specifications|Page 1082