Größeres Update-Paket für den Wrangler 4xe

Aus USA werden diverse Updates gemeldet, wo bei der Software nachgebessert wurde. Einen Rückruf gibt es dazu bis jetzt nicht, die Besitzer von Wranglern mit Bautatum vor 09.07.2021 müssen selbst aktiv werden, wenn die Motorkontolleuchte angeht oder verschiedene Symptome bemerkt werden. Upgedatet werden müssen:

• Powertrain Control Module (PCM)
• Transmission Control Module (TCM)
• Battery Pack Control Module (BPCM)
• Integrated Dual Charging Module (IDCM)

• Hybrid Control Processor (HCP)

• Auxiliary Hybrid Control Processor (AHCP)

• Instrument Panel Cluster (IPC)

Mittlerweile ja:

• Powertrain Control Module (PCM)

SYMPTOM/CONDITION:

The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further

investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set:

• P1404 - EGR Close Position Performance.

• P0456 - EVAP System Small Leak.

In addition, the customer may notice one or more of the following conditions:

• Abrupt gear engagement when transitioning from Park to Drive/Reverse gear state in Power

Takeoff (PTO) Mode.

• Vehicle hesitation or surge at low vehicle speeds.
• Engine hesitation when turning steering wheel to end stop.

• Powertrain bump or hesitation around 16-24 kph (10-15 mph) vehicle speed. May be reported

as rough or harsh transmission shifting in the same vehicle speed range.

• Transmission Control Module (TCM)

SYMPTOM/CONDITION:
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further
investigation the technician may find one or more of the following Diagnostic Trouble Code (DTC).
• U0293-00 - Lost Communication With Hybrid Control Module.
• P0732-00 - Gear 2 Shift Incorrect Ratio.
• P061B-00 - Internal Control Module Torque Calculation Performance.

Other software enhancement::
• 2–1 downshift improvement.

• Battery Pack Control Module (BPCM)

SYMPTOM/CONDITION:
Customers may experience a false Malfunction Indicator Lamp (MIL) illumination related to PHEV battery:
• U0111 - Lost Communication With Hybrid Battery Pack Sensor Module.
• P0EDD-00 - Hybrid/EV Battery Pack B Deterioration.
• P0CA7-00 - Hybrid/EV Battery Discharging Current High.
• P1A0C-00 - Battery Energy Control Module System Voltage Low.
This software enhancement will improve PHEV battery performance and diagnostics.

• Integrated Dual Charging Module (IDCM)

SYMPTOM/CONDITION:
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further
investigation the technician may find the following Diagnostic Trouble Code (DTC) have been set:
• P0D27-00 - Battery Charger 1 Input Voltage Too Low.

Customer may also experience the following:
• Vehicle would not charge and the charge station circuit breaker in the house/recepticle trips
when its plugged into the vehicle.

• Hybrid Control Processor (HCP) und Auxiliary Hybrid Control Processor (AHCP)

SYMPTOM/CONDITION:
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon furtherinvestigation the technician may find one or more of the following Diagnostic Trouble Code (DTC).
• P061B-00 - Internal Control Module Torque Calculation Performance.
NOTE: P061B-00 DTC may set after driving on snow/ice in 2WD and Traction Control System(TCS) turned off.
• P06A3-00 - Sensor Reference Voltage 9D9 Circuit/Open.
• P0697-00 - Sensor Reference Voltage 3 Circuit.

• Instrument Panel Cluster (IPC)

SYMPTOM/CONDITION:
Customers may comment on the following:
• Vehicle doesn’t switch to EV mode.
• Front passenger seat belt chime may still ding approximately 20 seconds after the belt has
been fastened.
• Battery was dead after leaving the vehicle overnight.
• Battery bar gauge graphics indicates an empty charge while showing full charge % and full
range.

Eine Info dazu habe ich noch: Die Updates sind für Fahrzeuge bis Produktionsdatum 19. August 2021.