P1D7F · Manufacturer communications

JEEP · 2021-05-05

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F - ETC Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:After a short trip and shutting the engine off for 5-10 minutes, vehicle exhibits a long crank/start condition(EMEA only). Hard start condition caused by spark plugs…

FIAT, JEEP · 2021-05-05

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F-00 - ETC Self-Learning Failure. P1523-00 - VVA Low Oil Pressure. P1524-00 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0141 - O2 Sensor 1/2 Heater Performance. Some customers may experience one or more of the following conditions: After a short trip and shutting the engine off for 5-10 minutes, vehicle exhibits a long crank/start condition(2016 BU EMEA only). Cruise control will not set at 32 kph (20 mph). Engine…

JEEP · 2021-05-05

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F-00 - ETC Self-Learning Failure.(North America only). P0456-00 - EVAP Purge System Small Leak.(North America only). P0441-00 - EVAP Purge System Performance.(North America only). P0440-00 - General EVAP System Failure. (North America only). P0455-00 - EVAP Purge System Large Leak.(North America only). P1CEA-00 - Boost Side EVAP Purge System Performance.(North America only). In addition, the following software enhancement is available: After a short…

JEEP · 2021-05-05

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F - ETC Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:After a short trip and shutting the engine off for 5-10 minutes, vehicle exhibits a long crank/start condition(EMEA only). Hard start condition caused by spark plugs…

FIAT, JEEP · 2021-05-05

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F-00 - ETC Self-Learning Failure. P1523-00 - VVA Low Oil Pressure. P1524-00 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0141 - O2 Sensor 1/2 Heater Performance. Some customers may experience one or more of the following conditions: After a short trip and shutting the engine off for 5-10 minutes, vehicle exhibits a long crank/start condition(2016 BU EMEA only). Cruise control will not set at 32 kph (20 mph). Engine…

JEEP · 2021-05-05

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F-00 - ETC Self-Learning Failure.(North America only). P0456-00 - EVAP Purge System Small Leak.(North America only). P0441-00 - EVAP Purge System Performance.(North America only). P0440-00 - General EVAP System Failure. (North America only). P0455-00 - EVAP Purge System Large Leak.(North America only). P1CEA-00 - Boost Side EVAP Purge System Performance.(North America only). In addition, the following software enhancement is available: After a short…

FIAT, JEEP · 2017-10-24

Flash: Powertrain Diagnostic and System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTCs have been set:P1523-00 - VVA Low Oil Pressure. P1524-00 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P1D7F-00 - ETC Self-Learning Failure. P0141 - O2 Sensor 1/2 Heater Performance. Some customers may experience one or more of the following conditions:Cruise control will not set at 32 kph (20 mph). Engine cranking times out after five seconds. Cruise control will not engage at highway speeds and when in 6th gear. The following enhancements are also included:Improved…

FIAT · 2017-09-26

Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following DTCs have been set:P1D7F - ETC (Electronic Throttle Control) Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:Hard start condition, caused by spark plugs fouling.

JEEP · 2017-09-21

Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following DTCs have been set:P1D7F - ETC Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:Hard start condition caused by spark plugs fouling.

FIAT · 2017-09-19

Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set:P1D7F-00 - ETC Self-Learning Failure. P0000-00 - Will be displayed but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance).

FIAT · 2017-09-16

Flash: Powertrain Diagnostic and System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P1D7F-00 - ETC Self-Learning Failure. P1523-00 - VVA Low Oil Pressure. P1524-00 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0141 - O2 Sensor 1/2 Heater Performance. P1046 - Cylinder 1 Oil Supply Solenoid Valve Overcurrent. P1048 - Cylinder 2 Oil Supply Solenoid Valve Overcurrent. P104A - Cylinder 3 Oil Supply Solenoid Valve Overcurrent. P104C - Cylinder 4 Oil Supply Solenoid Valve Overcurrent. Customers may also notice the following symptom:Crank no start…

FIAT · 2017-09-15

Flash: Powertrain Diagnostic and System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P1D7F-00 - ETC Self-Learning Failure. P0141-00 - O2 Sensor 1/2 Heater Performance. P1523-00 - VVA Low Oil Pressure. 1524-00 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - will be displayed but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance).