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Service bulletin 1802123

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 id10234506
Published by NHTSA2023-04-17
Manufacturer's number1802123
Manufacturer's date2023-02-22
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: Major monitor (misfire) and other diagnostics are disabled on a pending DTCs P0335 and P0339. ? **P0335 - Crankshaft Position Sensor Circuit (NA Only). ? P0339 - Crankshaft Position Sensor Intermittent (NA Only).** ? P06E4 - Control Module Wake-Up Circuit Performance. Software enhancement: 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. ? Corrections to allow the vehicle to clear the permanent fault codes. This bulletin involves reprogramming the PCM with the latest available software. NOTE: Four modules are required to be flashed for this update to be effective, the following modules are all to be updated along with this PCM update: ? Electronic Brake Booster Module (EBBM). ? AntiLock Brake System Module (ABS). ? Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) or also known as a Power Inverter Module (PIM).

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, Transmission and driveline

Trouble codes named

P0335, P0339, P06E4

Vehicles listed
CHRYSLER PACIFICA2018
CHRYSLER PACIFICA PLUG-IN HYBRID2018 (the catalog's model; the bulletin names a series or trim of it)

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
20184222018-08-09. Powertrain
18V5240002018-08-09. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
20183932018-07-27. Powertrain
18V4930002018-07-26. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
18V4920002018-07-26. POWER TRAIN:AUTOMATIC TRANSMISSION

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.