Mike's Workshop Manuals
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Daewoo
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2000
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Lanos SE, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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DTC Diagnostic Tests
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DTC P1635: Pcm/ECM 5-Volt Reference Line Low
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Conditions For Setting DTC
Conditions For Setting DTC
Voltage reading is less than 4.48 volts or greater than 5.52 volts
Ignition voltage is greater than 10 volts.