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Suzuki
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2004
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Swift +
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Repair and Diagnosis
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Engine Performance
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Engine Controls - 1.6L (L91) (DTC P0300 To DTC P0488)
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Diagnostic Information & Procedures
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DTC P0406
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Conditions for Running the DTC
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Conditions for Running the DTC
The ignition 1 voltage is between 11.7-16 volts.
DTC P0406 runs continuously every 125 milliseconds when the above condition is met.