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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Hybrid/EV Control System) >> Diagnostic Information and Procedures >> DTC P2797: Auxiliary Transmission Fluid Pump Performance >> Conditions for Setting the DTC

Conditions for Setting the DTC

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Condition 1 

The calculated transmission slip speed is greater than 150 RPM during a vehicle launch from autostart mode, 7 consecutive times in the same key cycle.

Condition 2 

The 14 volt power module output current does not increase by 100 watts or more when the auxiliary transmission fluid pump is commanded ON by the hybrid powertrain control module.

OR

The 14 volt power module output current does not decrease by greater than 250 watts when the auxiliary transmission fluid pump is commanded OFF by the hybrid powertrain control module.

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