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Home >> Buick >> 2016 >> Cascada Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> DTC P305F: Dual Battery Control Module Performance >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2016 Chevrolet Malibu Limited. However, it is still accessible from the selected car via links, so may be relevant.

The Engine Control Module (ECM) identifies that the voltage during engine crank at the IGN input (auxiliary battery voltage) of the ECM is below 8.90 V for 2 out of 3 start events.

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