940 SE L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1991)
Oil Level Warning Indicator: Testing and Inspection
Oil level sensor, checking .............................................................................................................................................................................................. T10
B28 Engine
Diesel Engine
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Remove battery negative lead.
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Measure between terminals on sensor with an ohmmeter.
Resistance should be 9 ohm irrespective of whether sensor is in oil or air and whether it is cold or warm.