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U0002 on DODGE CHARGER

High Speed CAN Communication Bus Performance

NHTSA Reports
3
Severity
Medium
Most Affected
2009, 2012, 2013
Crashes / Fires
0 / 0
Source: NHTSA Complaints Database · SAE J2012

What U0002 Means on Your DODGE CHARGER

U0002 is a diagnostic trouble code indicating: High Speed CAN Communication Bus Performance. This code relates to the network communication system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

3 DODGE CHARGER owners have reported this issue to NHTSA across model years 2009-2013. Most reports come from the 2009, 2012 model years.

Real DODGE CHARGER Owner Reports

Source: NHTSA Complaints Database

"I was sold this car from a dealer and told nothing was wrong with it, 2 days later codes U0002 (CAN communication BUS performance) and U0103 (Loss communication with gear shift module) came on and the car will go into what I believe is limp mode every 10-30 minutes into driving it."

— 2009 DODGE CHARGER owner · ELECTRICAL SYSTEM · Filed 03/12/2023

"We bought this vehicle on may 6 , 2013, two hours later the check engine light went on. took it to autozone and hooked it to the computer said it was the transmission."

— 2012 DODGE CHARGER owner · POWER TRAIN,ELECTRICAL SYSTEM · Filed 05/06/2013

"When driving my 2013 dodge charger se all of the lights flashed on the dash and the auto trans would not shift out of 1st gear . i ran my obd2 and it gave a trouble code of u0002 high speed can bus. it then stalled on the hwy and i about crashed the vehicle due to now power steering or brakes."

— 2013 DODGE CHARGER owner · ELECTRICAL SYSTEM,UNKNOWN OR OTHER · Filed 09/04/2017

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

1
'09
1
'12
1
'13

Common Causes on DODGE CHARGER

Based on NHTSA complaint component analysis for this vehicle.

ELECTRICAL SYSTEM 33.3%
POWER TRAIN,ELECTRICAL SYSTEM 33.3%
ELECTRICAL SYSTEM,UNKNOWN or OTHER 33.3%

What To Do Next

  1. 1
    Check for recalls on YOUR VIN

    Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.

  2. 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.

  3. 3
    Compare repair quotes

    Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does U0002 mean on a DODGE CHARGER? ▾
U0002 indicates: High Speed CAN Communication Bus Performance. This is a network communication code. 3 DODGE CHARGER owners have reported this to NHTSA.
What are the most common causes of U0002 on DODGE CHARGER? ▾
Based on 3 NHTSA reports, the most commonly cited components are: Electrical System, Power Train,Electrical System, Electrical System,Unknown Or Other. These percentages are based on the component field in owner complaints.
Is U0002 serious on my DODGE CHARGER? ▾
Of 3 NHTSA reports for this code on DODGE CHARGER, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.
What should I do if my DODGE CHARGER shows U0002? ▾
1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.

U0002 on Other Vehicles

→ All codes reported on DODGE CHARGER