Integra LS Sedan L4-1834cc 1.8L DOHC MFI (1999)
Oil Pressure Sender: Testing and Inspection
ENGINE OIL PRESSURE SWITCH / TEST
1. Remove the YEL/RED wire from the engine oil pressure switch.
2. Check for continuity between the positive terminal and the engine (ground) with the ignition switch OFF.
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If there is continuity, go to step 3.
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If there is no continuity, replace the switch.
3. Check for continuity again, this time with the engine running.
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If there is continuity, go to step 4.
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If there is no continuity, the switch is OK.
4. Make sure engine oil level is OK, then check engine oil pressure.
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If engine oil pressure is OK, replace the switch.
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If engine oil pressure is low, check the engine oil pump and, if necessary, replace it.