# Service bulletin 08\-011\-21

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.

- Type: Service bulletin
- NHTSA id: 10215943
- Published by NHTSA: 2022\-07\-18
- Manufacturer's number: 08\-011\-21
- Manufacturer's date: 2021\-01\-16
- NHTSA component: EXTERIOR LIGHTING; ELECTRICAL SYSTEM; POWER TRAIN

## NHTSA's summary

Flash: Electronic Brake Booster Module \(EBBM\) Updates This bulletin involves reprogramming the EBBM with the latest available software. 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.Customers may also experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation, the technician may find the following Diagnostic Trouble Code \(DTC\) has been set:B22A9\-00 \- ECU Internal Performance. This software release includes the following software enhancement:Corrections to allow the vehicle to clear the permanent fault codes. Four modules are required to be flashed for this update to be effective, the following modules are all to be updated along with this EBBM update:Powertrain Control Module \(PCM\) Hybrid Control Processor \(HCP\) and Auxiliary Hybrid Control Processor \(AHCP\) or also known as Power Inverter Module \(PIM\). Anti\-Lock Brake System Module \(ABS\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10215943-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10215943-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Lighting, Transmission and driveline

## Trouble codes named

B22A9

## Vehicles listed

- 2019 CHRYSLER PACIFICA
- 2019 CHRYSLER PACIFICA PLUG\-IN HYBRID

## Recalls for the same vehicles and component

- [2023008](/recalls/tc/2023008.md), 2023-01-18: Electrical
- [23V010000](/recalls/nhtsa/23V010000.md), 2023-01-17: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; HYBRID PROPULSION SYSTEM: INVERTER
- [2020254](/recalls/tc/2020254.md), 2020-06-10: Electrical
- [20V334000](/recalls/nhtsa/20V334000.md), 2020-06-09: ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
- [19V348000](/recalls/nhtsa/19V348000.md), 2019-05-09: ELECTRICAL SYSTEM:12V/24V/48V BATTERY
- [2018422](/recalls/tc/2018422.md), 2018-08-09: Powertrain
- [18V524000](/recalls/nhtsa/18V524000.md), 2018-08-09: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

## Other bulletins for the same vehicles and component

- [S2621000006](/bulletins/11038331.md), 2026-10-07, Service bulletin: ELECTRICAL SYSTEM. Note: Document released 10/2/2026. Multiple Warning Indicators On In The IPC. ESM \- PRNDL Flashing. And The Vehicle Will Not Shift Into Gear. The Wipers May Be On, With An Electric Parking Brake Unavailable.
- [9100900](/bulletins/11037346.md), 2026-09-17, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [9100860](/bulletins/11035068.md), 2026-07-18, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [S2623000046](/bulletins/11034388.md), 2026-07-02, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Calibration Requirements For The Power Sliding Door Module \(PSDM\).
- [S2623000041 REV.A](/bulletins/11034351.md), 2026-07-02, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Power Liftgate Intermittently Inoperative. Will Not Open/ Close. Liftgate/Hatch Ajar Message Displayed. Rev A
- [S1623000028 Rev. K](/bulletins/11033975.md), 2026-06-18, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
- [9100835](/bulletins/11033957.md), 2026-06-18, Service bulletin: ELECTRICAL SYSTEM. Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [S2623000040](/bulletins/11033896.md), 2026-06-16, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry Exterior Door Handle Inoperative When Touched To Lock And Or Unlock.
- [S2623000041](/bulletins/11033895.md), 2026-06-16, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. Power Liftgate Intermittently Inoperative. Will Not Open/ Close. Liftgate/Hatch Ajar Message Displayed.
- [08\-108\-26 REV. A](/bulletins/11033327.md), 2026-06-03, Service bulletin: ELECTRICAL SYSTEM. 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. ● P0A44 \- Drive Motor A Position Sensor 1 Circuit Overspeed. ● U0111\-00 \- Lost Communication With Battery Energy Control Module \(BPCM\). ● P1625\-00 \- Park Pawl System Failure. ● U0412\-00 \- Invalid Data Received From Battery Energy Control Module\-A. ● P215B\-00 \- Vehicle Speed Output Shaft Speed Correlation. ● P079A\-00 \- Transmission Friction Element 1 Slip Detected. ● P079B\-00 \- Transmission Friction Element 2 Slip Detected. ● P084F\-00 \- Park\-Neutral Switch Output 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. ● Service Charging System and Traction Battery Cutoff warning messages appear during a key cycle event at \-7° C \(\+20°F\). ● Vehicle will force to Park when keyed off in Neutral if the door is open during wake\-up procedure and remains open or within 2 minutes of door closure ● Loss of power steering assist when ignition push\-button is pressed by driver after a Remote Start. ● Unusual battery drain when DTC, P084F\-00 \- Park\-Neutral Switch Output is set. This software release includes the following software enhancements: ● Corrections to allow the vehicle to clear the permanent fault codes. ● 12V battery overcharged prevention. ● Corrected fuel consumption counter while in charge depleting This bulletin involves reprogramming the \*\*HCP and then the AHCP\*\* with the latest available software.

JSON: [/v1/bulletins/10215943](/v1/bulletins/10215943)

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