# Service bulletin 08\-132\-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: 10218553
- Published by NHTSA: 2022\-08\-22
- Manufacturer's number: 08\-132\-21
- Manufacturer's date: 2021\-08\-05
- NHTSA component: EXTERIOR LIGHTING; ELECTRICAL 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 notice one or more of the following DTCs have been set: P0AA1\-00 \- Hybrid/EV Battery Positive Contactor ?A? Stuck Closed. P0AA4\-00 \- Hybrid Battery Negative Contactor Circuit Stuck Closed. P0C78\-00 \- Hybrid/EV Battery System Precharge Time Too Long. P0B3C\-00 \- Hybrid/EV Battery Voltage Sense 1 Circuit Performance. P0B41\-00 \- Hybrid/EV Battery Voltage Sense 2 Circuit Performance. P0B46\-00 \- Hybrid/EV Battery Voltage Sense 3 Circuit Performance. P0B4B\-00 \- Hybrid/EV Battery Voltage Sense 4 Circuit Performance. P0B50\-00 \- Hybrid/EV Battery Voltage Sense 5 Circuit Performance. P0B55\-00 \- Hybrid/EV Battery Voltage Sense 6 Circuit Performance. P1A16\-00 \- Hybrid/EV Wakeup Control 3 Output Circuit/Open. P1D7B\-00 \- Hybrid/EV Wakeup Control 3 Output Circuit Short to Battery. P1D7C\-00 \- Hybrid/EV Wakeup Control 3 Output Circuit Short to Ground. Customer may also experience one or more of the following: Premature oil change message displayed on the cluster and vehicle may be running in fuel/oil refresh mode. Scheduled charging not functioning properly because the battery pack did not wake up while plugged in.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10218553-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10218553-9999.pdf)

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

## Components

Electrical system, Lighting

## Trouble codes named

P0AA1, P0AA4, P0B3C, P0B41, P0B46, P0B4B, P0B50, P0B55, P0C78, P1A16, P1D7B, P1D7C

## Vehicles listed

- 2020 CHRYSLER PACIFICA PLUG\-IN HYBRID

## Recalls for the same vehicles and component

- [26V362000](/recalls/nhtsa/26V362000.md), 2026-06-04: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [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

## 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\-109\-26 REV. A](/bulletins/11033328.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. ● P07B5\-00 \- Park Pawl Position Sensor 1 Circuit Performance. ● P177C\-00 \- Park Lock\-Pawl Actuator Motor Current Sensor Performance. ● P0A46\-00 \- Drive Motor B Position Sensor 1 Circuit Range\-Performance. ● P0A40\-00 \- Drive Motor A Position Sensor 1 Circuit Range\-Performance. 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. ● 12V battery overcharged prevention. ● Corrected fuel consumption counter while in charge depleting. ● Corrections to allow the vehicle to clear the permanent fault codes. ● 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. This bulletin involves reprogramming the \*\*HCP and then the AHCP\*\* with the latest available software.

JSON: [/v1/bulletins/10218553](/v1/bulletins/10218553)

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