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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1967 (Hybrid Energy Storage System - 2.4L (Hp7)) >> Diagnostic Information and Procedures >> DTC P1A47 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

The battery energy control module (BECM) monitors the link voltage performance. If any voltage is off, this DTC will set.

The Link Voltage is the voltage on the 36 V cable between the SGCM and the BECM, Pack voltage is the sum of all module voltages. refer to Hybrid Energy Storage Schematics  for detailed information.

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