FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Alero L4-144 2.4L DOHC VIN T SFI
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Repair and Diagnosis
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Powertrain Management
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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data Definitions - Powertrain Systems
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Engine Scan Tool Data Definitions
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Engine Oil Pressure
Engine Oil Pressure
RANGE LOW/OK:
The engine oil pressure switch sends an input to the
PCM
to indicate whether the engine oil pressure is Low or OK.