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by the engine’s oil pressure (in the main oil gallery). OPERATION The oil pressure switch is normally “Closed.” The switch changes from a 9Closed9 circuit to an 9Open9 circuit, on increasing pressure of 7 psig. The oil pres- 9Open9 circuit to a 9Closed9 circuit, on decreasing pressure, between 2 REMOVAL (1) Raise vehicle. switch location. (3) Disconnect oil pressure switch electrical con- nector and remove switch (Fig. 115). INSTALLATION (1) Install oil pressure switch and connect electri- cal connector (Fig. 115). (2) Lower vehicle. minutes. (4) Shut engine off and check engine oil level. Adjust level as necessary. OIL PUMP REMOVAL (1) Disconnect negative cable from battery. VALVE TIMING/TIMING BELT AND SPROCKETS - (3) Remove timing belt rear cover (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT COVER(S) (4) Remove oil pan (Refer to 9 - ENGINE/LUBRI- CATION/OIL PAN - REMOVAL). (5) Remove crankshaft sprocket using Special Tools 6793 and C-4685-C2 (Fig. 116). (6) Remove crankshaft key (Fig. 117). Fig. 115 Engine Oil Pressure Switch Fig. 116 Crankshaft Sprocket - Removal 1 - SPECIAL TOOL 6793 Fig. 117 Crankshaft Key 1 - CRANKSHAFT KEY 9 - 140 ENGINE 2.4L DOHC PT OIL PRESSURE SENSOR/SWITCH (Continued) |