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B1342 on FORD FUSION

ECU Is Defective

NHTSA Reports
3
Severity
High
Most Affected
2011, 2010
Crashes / Fires
0 / 0
Source: NHTSA Complaints Database · SAE J2012

What B1342 Means on Your FORD FUSION

B1342 is a diagnostic trouble code indicating: ECU Is Defective. This code relates to the body electrical system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

3 FORD FUSION owners have reported this issue to NHTSA across model years 2010-2011. Most reports come from the 2011, 2010 model years. The most commonly reported component is Service Brakes (66.7% of reports).

Real FORD FUSION Owner Reports

Source: NHTSA Complaints Database

"Traction control system warning along with notification to check advanced break system. Below is the diagnosis from dealership. This matches with known issue for safety recall 19S54. My car was manufactured approximately 20 days after the window for this recall however it is the exact same issue."

— 2010 FORD FUSION owner · SERVICE BRAKES · Filed 06/05/2023

"Upon starting my car after being parked overnight, the "service advanc trac message came on along with red brake light, abs light, traction control, and check brake system message."

— 2011 FORD FUSION owner · SERVICE BRAKES · Filed 03/02/2015

"When starting vehicle red brake light on, abs light, traction control light, check brake system message and service advance trac message on verified by ford service technician: ids test had code for b1342, internal fault in control module, needs abs control module replaced at cost of $860."

— 2011 FORD FUSION owner · ELECTRONIC STABILITY CONTROL (ESC),SERVICE BRAKES · Filed 03/04/2015

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

📊 Complaint Trend by Model Year

1
'10
2
'11

Common Causes on FORD FUSION

Based on NHTSA complaint component analysis for this vehicle.

SERVICE BRAKES 66.7%
ELECTRONIC STABILITY CONTROL (ESC),SERVICE BRAKES 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 B1342 mean on a FORD FUSION?
B1342 indicates: ECU Is Defective. This is a body electrical code. 3 FORD FUSION owners have reported this to NHTSA.
What are the most common causes of B1342 on FORD FUSION?
Based on 3 NHTSA reports, the most commonly cited components are: Service Brakes, Electronic Stability Control (Esc),Service Brakes. These percentages are based on the component field in owner complaints.
Is B1342 serious on my FORD FUSION?
Of 3 NHTSA reports for this code on FORD FUSION, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.
What should I do if my FORD FUSION shows B1342?
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.

B1342 on Other Vehicles