U0412 on CHRYSLER PACIFICA
What U0412 Means on Your CHRYSLER PACIFICA
Real CHRYSLER PACIFICA Owner Reports (Source: NHTSA Complaints Database)
"I had the recall for 73B performed in mid October to my 2017 EV/Hybrid Pacifica- 2017 and only 67K miles. No issues before. Since the recall service I’ve brought it in twice with the same problems stating Hybrid Battery needs conditioning/service."
"After safety recall 73B was performed on my 2018 Chrysler Pacifica Hybrid on 11/24/25, the vehicle's check engine light illuminated. Code U0412 is identified as a 'stored' code upon pulling OBD information."
"The battery of my hybrid electric minivan was damaged during a recent factory recall, and Chrysler is refusing to correct the problem. Instead, they’re trying to charge me for a new battery. Here’s the background."
"After safety recall 73B was performed on my 2018 Chrysler Pacifica Hybrid on 02/03/2025, the vehicle's check engine light illuminated and it began experiencing charging failures. The component that has failed is the high-voltage (HV) battery pack and its control system."
"The hybrid battery system is malfunctioning. I am not at risk. I am repeatedly getting U0412 error code, indicating a problem with voltage in the hybrid battery system. It only happens intermittedly."
Data from NHTSA Vehicle Complaints Database. All reports are filed by vehicle owners directly with the U.S. Department of Transportation.
Common Causes of U0412 on CHRYSLER PACIFICA
Percentages based on NHTSA complaint component analysis for this vehicle.
Complaint Trend by Year
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if your vehicle is covered.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50-$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2-3 quotes. Dealer vs independent shop prices often differ 30-50% for the same repair.