P1B03 · Herstellerinformationen

JEEP · 2025-06-14

"Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) 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): ● P0C19 - Drive Motor A Torque Delivered Performance. ● P1B03 - Resolver Signal / MCPA Rationality. ● B273C - Digital Crash Input. Customers may experience the following: ● Intermittent wrench (service HV) icon condition. This bulletin involves reprogramming the HCP/AHCP, also known as Power Inverter Module (PIM), with the latest available software.**"

JEEP · 2025-03-07

"Flash: Power Inverter Module(PIM) Flash Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician must find one or more of the following Diagnostic Trouble Code (DTC) has been set: ● P0C19-00 - Drive Motor A Torque Delivered Performance. ● P1B03-00 - Resolver Signal / MCPA Rationality. Customers may experience the following: ● Electric Vehicle (EV) system shuts down while transferring over to Internal Combustion Engine (ICE) motive power. Engine Stop Start (ESS) function will also not operate as a result of this condition This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) also known as PIM, with the latest available software."

JEEP · 2025-03-07

"Flash: Power Inverter Module(PIM) Flash Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician must find one or more of the following Diagnostic Trouble Code (DTC) has been set: ● P0C19-00 - Drive Motor A Torque Delivered Performance. ● P1B03-00 - Resolver Signal / MCPA Rationality. Customers may experience the following: ● Electric Vehicle (EV) system shuts down while transferring over to Internal Combustion Engine (ICE) motive power. Engine Stop Start (ESS) function will also not operate as a result of this condition This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) also known as PIM, with the latest available software."

JEEP · 2025-03-07

"Flash: Power Inverter Module(PIM) Flash Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician must find one or more of the following Diagnostic Trouble Code (DTC) has been set: ● P0C19-00 - Drive Motor A Torque Delivered Performance. ● P1B03-00 - Resolver Signal / MCPA Rationality. Customers may experience the following: ● Electric Vehicle (EV) system shuts down while transferring over to Internal Combustion Engine (ICE) motive power. Engine Stop Start (ESS) function will also not operate as a result of this condition This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) also known as PIM, with the latest available software."

JEEP · 2025-01-09

"Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) 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): ● P0C19 - Drive Motor A Torque Delivered Performance. ● P1B03 - Resolver Signal / MCPA Rationality. ● B273C - Digital Crash Input. Customers may experience the following: ● Intermittent wrench (service HV) icon condition. "

JEEP · 2024-11-10

"Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) 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): ● P0C19 - Drive Motor A Torque Delivered Performance. ● P1B03 - Resolver Signal / MCPA Rationality. ● B273C - Digital Crash Input. Customers may experience the following: ● Intermittent wrench (service HV) icon condition. This bulletin involves reprogramming the HCP/AHCP, also known as Power Inverter Module (PIM), with the latest available software."

JEEP · 2024-11-01

"Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) 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): ● P0C19 - Drive Motor A Torque Delivered Performance. ● P1B03 - Resolver Signal / MCPA Rationality. ● B273C - Digital Crash Input. Customers may experience the following: ● Intermittent Wrench (service HV) Condition. This bulletin involves reprogramming the HCP/AHCP, also known as Power Inverter Module (PIM), with the latest available software."

CADILLAC, CHEVROLET · 2021-12-10

This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have Check Engine Light illuminated with an "Engine Unavailable" and ?Reduced Propulsion? messages on the Driver Information Center. Technician will find Diagnostic Trouble Code P1B03. Technician should replace Motor 1 Stator.

CADILLAC, CHEVROLET · 2021-12-09

This bulletin provides a diagnostic service procedure to correct customer concerns of Reduced Propulsion (EREV), Malfunction Indicator Lamp (MIL) Illuminated with DTC P0C17, P1B03 and/or P0C01 Set.

RAM · 2021-01-27

Motor Generator Unit (MGU) Connector Not Fully Seated This bulletin involves replacing the MGU. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more ofthe following Diagnostic Trouble Codes (DTCs). U0594 - Implausible Data Received From HCP. P1B03-00 - Resolver Signal / MCPA Rationality. P0A3F-00 - Drive Motor A Position Sensor 1 Circuit. P0607-00 - ECU Internal Performance. P1C64-00 - Hybrid Perf - Engine Speed Below Target During Autostart. P0A92-00 - Hybrid Generator Performance. Customers may also experience the following: The vehicle has 15-40 minutes of driving time before a vehicle stall.The vehicle will be unable to re-start. The vehicle will lose charging of the main 12V battery. A check engine…

CHEVROLET · 2019-09-17

This Bulletin provides information to diagnose a Loss of Propulsion or No Start with the MIL ON and DTC P0A3F or P1B03 set.

MITSUBISHI · 2018-08-09

This is a Technical Service Bulletin sent to dealers. The bulletin instructs dealers to reprogram affected vehicles' EV-ECU with countermeasure software to address vehicles experiencing difficulties using a quick/fast/level 3 charging device or switching to ?Ready? mode after charging, along with DTCs P101B and P101C setting in the EV ECU (in a stored state). In addition, DTCs P1B02 and/or P1B03 may possibly be set.

CADILLAC, CHEVROLET, OPEL · 2017-02-20

This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have Check Engine Light illuminated with an "Engine Unavailable" and “Reduced Propulsion” messages on the Driver Information Center. Technician will find Diagnostic Trouble Code P1B03. Technician should replace Motor 1 Stator.

CADILLAC, CHEVROLET · 2014-12-08

This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have Check Engine Light illuminated with an "Engine Unavailable" and ?Reduced Propulsion? messages on the Driver Information Center. Technician will find Diagnostic Trouble Code P1B03. Technician should replace Motor 1 Stator.

CADILLAC, CHEVROLET · 2014-12-01

CHEVROLET/CADILLAC: WITH ENGINE UNAVAILABLE AND PROPULSION POWER REDUCED, CHECK ENGINE LIGHT IS ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE (DTC) P1B03, P0C01, P0C4E AND ROUGH OPERATION WITH ENGINE RUNNING. MODEL 2014-2015 ELR, 2011-2015 VOLT. *PE