P2601 · Communications du constructeur

ALFA ROMEO · 2026-06-16

Flash: Auxiliary Hybrid Control Processor Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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)). Customers may experience the following: ● **The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present in the Instrument Panel Cluster (IPC) when the scheduled cabin condition is not performed as planned.** This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) and Hybrid Control…

DODGE · 2026-06-16

Flash: Auxiliary Hybrid Control Processor Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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)). Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present in the Instrument Panel Cluster (IPC) when the scheduled cabin condition is not performed as planned. *This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) and Hybrid Control…

ALFA ROMEO · 2025-12-23

Flash: Dual Power Invertor Module (DPIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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)). Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned **This bulletin involves inspecting and possibly reprogramming the DPIM with the latest available software.**

DODGE · 2025-12-23

Flash: Dual Power Invertor Module (DPIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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)). Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned **This bulletin involves inspecting and possibly reprogramming the DPIM with the latest available software.**

ALFA ROMEO · 2025-12-12

Flash: Power Inverter Module (PIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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)). **Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned.** This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) and Hybrid Control Processor (HCP) also known as PIM, with the…

DODGE · 2025-12-12

Flash: Power Inverter Module (PIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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)). **Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned.** This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) and Hybrid Control Processor (HCP) also known as PIM, with the…

JEEP · 2025-12-10

Not applicable to vehicles built for US market. Flash: Hybrid Control Processor (HCP) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2601 - 00 - Electrtic Coolant Pump Control Circuit Performance/stuck Off This bulletin involves reprogramming the HCP with the latest available software.Flash: Hybrid Control Processor (HCP) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2601 - 00 - Electrtic Coolant Pump Control Circuit Performance/stuck Off This bulletin involves reprogramming the HCP with the latest available software.

JEEP · 2025-12-04

Not applicable to vehicles built for US market. Flash: Hybrid Control Processor (HCP) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2601-00 - Electric Coolant Pump Control Circuit Performance/Stuck Off This bulletin involves reprogramming the HCP with the latest available software.

JEEP · 2025-11-15

Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2601-00 - Electric Coolant Pump Control Circuit Performance/Stuck Off This bulletin involves reprogramming the PCM with the latest available software.

JEEP · 2025-11-15

Not applicable to vehicles built for US market. Flash: Hybrid Control Processor (HCP) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2601-00 - Electric Coolant Pump Control Circuit Performance/Stuck Off. This bulletin involves updating the HCP with the latest available software.

JEEP · 2025-04-12

"Various Models - Auxiliary Water Pump Blocked - MIL Li Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2601-00 - Electric Coolant Pump Control Circuit Performance/Stuck Off. his bulletin involves replacing the auxiliary coolant pump and the pump inlet pipe"

ALFA ROMEO · 2024-12-13

"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Codes (DTCs): ● **P2601-00 - Electric Coolant Pump Control Circuit Performance Stuck Off.** ● P219A - Bank 1 Air-Fuel Ratio Imbalance. This bulletin involves reprogramming the PCM with the latest available software"

DODGE · 2024-12-13

"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Codes (DTCs): ● **P2601-00 - Electric Coolant Pump Control Circuit Performance Stuck Off.** ● P219A - Bank 1 Air-Fuel Ratio Imbalance. This bulletin also includes software diagnostic enhancements. This bulletin involves reprogramming the PCM with the latest available software"

ALFA ROMEO · 2024-12-12

"Flash: Power Inverter Module (PIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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) and Hybrid Control Processor (HCP) also known as PIM, with the latest available software"

DODGE · 2024-12-12

"Flash: Power Inverter Module (PIM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● 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) and Hybrid Control Processor (HCP) also known as PIM, with the latest available software"

ALFA ROMEO · 2024-11-13

"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."

DODGE · 2024-11-13

"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."

FORD · 2022-10-19

Some 2019-2021 F-150 vehicles built on or before 04-Mar-2021 and equipped with a 5.0L engine may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0171, P0172, P0174, P0175, P0364, P060B, P062B, P1104, P164C, P2601, P2BEC, P2BED, P2BEE, P2BEF, P2BF0, P2BF1, P2BF2 and/or P2BF3 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM and reset the keep alive memory (KAM).

FORD · 2021-05-18

Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 04-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0364, P060B, P062B, P164C, P2601, P0171, P0172, P0174, P0175 and/or P1104 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM and reset the keep alive memory (KAM).

FORD · 2021-03-23

Some 2021 F-150 vehicles equipped with a 3.5L EcoBoost engine and built on or before 02-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P060B, P0420, P0430, P04F0, P2601 and/or P0364 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM.

FORD · 2021-03-22

Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 08-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0364, P060B, P062B, P164C, P2601, P0171, P0172, P0174, P0175, P3450 and/or P1104 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM and reset the keep alive memory (KAM).

FORD · 2021-03-03

Some 2021 F-150 vehicles equipped with a 3.5L PowerBoost engine and built on or before 15-Feb-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostics trouble code (DTC) P2C23, P2601, P164C, P060B and/or U0288 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM.

LAND ROVER · 2007-05-24

REDUCED POWER UNDER LOAD POSSIBLE DTC P0096 AND/OR P2601 STORED. *KB