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Service bulletin 08-047-20

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10175729
Published by NHTSA2020-05-26
Manufacturer's number08-047-20
Manufacturer's date2020-04-17
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, the technician may one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P1A29 - Cell Supervisory Circuit A Failure. P1A2A - Cell Supervisory Circuit B Failure. P1D3E - Internal Control Module Shut Off Test Error. U0594 - Implausible Data Received from HCP. P2BE5 - Hybrid/EV Battery Pack Current Sensor "C" Circuit Performance. B12B0-85 - Charge Temperature Indicator-Signal Above Allowable Range.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Trouble codes named

B12B0, P1A29, P1A2A, P1D3E, P2BE5, U0594

Vehicles listed
CHRYSLER PACIFICA2017, 2018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20230082023-01-18. Electrical
23V0100002023-01-17. ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; HYBRID PROPULSION SYSTEM: INVERTER
20202542020-06-10. Electrical
20V3340002020-06-09. ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
19V3480002019-05-09. ELECTRICAL SYSTEM:12V/24V/48V BATTERY
18V5240002018-08-09. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
18V3950002018-06-14. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE
18V3320002018-05-17. ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING
18V0490002018-01-11. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
91009002026-09-17. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
91008602026-07-18. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
08-271-262026-07-18. Service bulletin. Battery Pack Control Module (BPCM) Update Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● U0412-00 - Invalid Data Received From Battery Energy Control Module "A".
S26230000462026-07-02. Service bulletin. Calibration Requirements For The Power Sliding Door Module (PSDM).
S2623000041 REV.A2026-07-02. Service bulletin. Power Liftgate Intermittently Inoperative. Will Not Open/ Close. Liftgate/Hatch Ajar Message Displayed. Rev A
S1623000028 Rev. K2026-06-18. Service bulletin. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
91008352026-06-18. Service bulletin. Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
S26230000402026-06-16. Service bulletin. Passive Entry Exterior Door Handle Inoperative When Touched To Lock And Or Unlock.
S26230000412026-06-16. Service bulletin. Power Liftgate Intermittently Inoperative. Will Not Open/ Close. Liftgate/Hatch Ajar Message Displayed.
08-107-26 REV. B2026-06-03. Service bulletin. Flash: Hybrid Control Processor (HCP) / 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): ● P0E15-00 - Hybrid-EV Battery Pack Coolant Heater A Control Performance. ● P06E4 - Control Module Wake-Up Circuit Performance. ● P2797-00 - Auxiliary Transmission Fluid Pump Performance. ● P07B5-00 - Park Pawl Position Sensor 1 Circuit Performance. ● P177C-00 - Park Lock-Pawl Actuator Motor Current Sensor Performance. ● P288B-00 - Park Lock-Pawl Actuator Circuit Performance. ● P0CF3-00 - Control Pilot Circuit Open (North America Only). ● P0CF4-00 - Control Pilot Circuit Performance (North America Only). ● P0D57-00 - Proximity Detection Circuit Performance (North America Only). ● P1C68-00 - Hybrid Perf Engine Speed Above Target Idle Speed During Autostop (APAC China Only). Customers may also comment on one or more of the following: ● Vehicle does not start / engine does not crank. ● Extended engine cranking time when starting the vehicle. ● Engine turns on when requesting cabin heat to turn on. ● Loss of heat from the engine. ● Technicians and/or customers may report the vehicle will not pass a state smog check due to permanent fault codes which will not clear. As a result, the vehicles are not eligible to be registered in certain states. ● Vehicle will not start when it is cold (-30°C / -22°F and below). ● Heard and/or felt bump when the gas engine turns on while driving. This software release includes the following software enhancement: ● Corrections to allow the vehicle to clear the permanent fault codes This bulletin involves reprogramming the **HCP and then the AHCP** with the latest available software.