CHRYSLER

18-027-26

Manufacturer communications

Publication date: 2026-02-26
Received by NHTSA: 2026-03-05
NHTSA record numbers: 11029756

Manufacturer summary

Original wording in English

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, SYMPTOM: a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:
• **P152F - Engine Hood Switch 2 / Engine Hood Switch 1 Correlation.**
• U0418-00 - Implausible Data Received From Brake System Control Module 1.
• P061A - Level 2 Torque Performance. Customers may also experience one or more of the following:
• **Engine Stop/Start (ESS) is inoperable.**
• Battery depletes.
• Rough shifting while driving.
• Driveline bumps and rumbles when lightly applying the accelerator pedal in traffic or at other low vehicle speeds such as parking lot maneuvers.
• Transmission hard upshifts, rough/bump during low gear 1-2 and 2-3 at 40-64 kph (25-40 mph). This bulletin involves reprogramming the PCM with the latest available software.

NHTSA manufacturer communications ↗

Reported code forms

P061A P152F U0418

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

ChryslerP061A

Level 2 Torque Performance

NHTSA 10139941 · NHTSA 10140130 · NHTSA 10141274

ChryslerP152F

Engine Hood Switch 2 / Engine Hood Switch 1 Correlation

NHTSA 11029756

ChryslerU0418-00

Implausible Data Received From Brake System Control Module 1

NHTSA 10228048 · NHTSA 11029756

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Make	Model	Model year
Chrysler	PACIFICA	2021
Chrysler	VOYAGER	2021

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