08-044-24 REV. B

"Flash: Power Inverter Module (PIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle mustexhibit/set one or more of the following Diagnostic Trouble Codes (DTC)s:
• **P2601-00 - Electric Coolant Pump Control Circuit Performance Stuck Off.
• U0623-00 - Lost Communication With Coolant Pump ""A"".**
• P1DBA - Battery Cooling System Failure (Module, Hybrid Control Processor (HCP)). This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) also known as Power Inverter Module (PIM), with the latest available software."