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1997 Buick Riviera DTC P0560 system Voltage

Circuit description The PCM system check tension on the PCM inflammation feed circuit. If the voltage system of tolerance, it will be P0560 DTC. When the conditions set DTC P0560 are present, the operation of some vehicle systems and components are affected. Conditions for setting the DTC • the engine is running. • System voltage controlled on the PCM inflammation feed circuit is less than 9 volts or greater than 16 volts. • Above conditions for longer than 25 seconds. Action taken when the DTC Sets • The PCM will not illuminate the malfunction indicator lamp (MIL). • The PCM will conditions that were present when the DTC if failure Records only save set data. This information will not be saved as Freeze Frame data. Conditions for clearing the MIL/DTC • A history DTC will clear after 40 warm-up consecutive cycles have occurred without a failure. • The DTC can be disabled by the scan tool clear Info function.

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