Brad's Car Manuals
: A 3rd party mirror of CHARM + LEMON car manuals
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Saturn
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2000
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LW2 Automatic
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Repair and Diagnosis
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Engine Performance
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P1602: Knock Sensor Control Module Circuit
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Diagnostic Procedures
Diagnostic Procedures
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Reprogram ECM and if fault returns, replace ECM.