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Home › Pontiac › 2007 › Solstice Base, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls & Fuel - 2.4L - DTC P0420 To P2544 › DTC P1400 › Circuit/System Verification

Circuit/System Verification

Allow the engine to cool.
Start and idle the engine for at least 2 minutes.
DTC P1400 should run and pass.