This bulletin announces a reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed. This is an revised version of the original bulletin.
full bulletin at NHTSA ↗2024 Subaru Legacy electrical problems
moderate Owners of the 2024 Subaru Legacy have filed 5 NHTSA complaints about the electrical at roughly $850 to repair (U.S. federal records, as of September 2026). Source: NHTSA Office of Defects Investigation. See electrical across all vehicles →
Complaints
5
Recalls
0
Avg fix
$850
| Model year | electrical complaints |
|---|---|
| 2020 Legacy | 14 |
| 2021 Legacy | 4 |
| 2024 Legacy (this page) | 5 |
What stands out
Electrical accounts for 29% of all owner complaints filed against this vehicle, across 3 categories tracked.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering electrical on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or frequent jump-starts.This is an revised version of the original bulletin.
full bulletin at NHTSA ↗This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. (This is an revised version of the original bulletin.)
full bulletin at NHTSA ↗This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. This is an revised version of the original bulletin
full bulletin at NHTSA ↗This bulletin announces the design change made to the high-pressure fuel pump developed to prevent DTC P0087 (Fuel Rail/System Pressure – Too Low Bank 1). (This is an revised version of the original bulletin.)
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 5 most recent
Warning light on infotainment screen for Eyesight and Transmission Oil issues. Warning from MySubaru System via website. Warning on Infotainment screen while using CarPlay "There was a problem loading this content." Contacted Subaru of America Britt Senior Customer Service Advocate telling them dealer is not making appointment to fix car and no response. Car is clearly having electrical…
CarPlay Infotainment system built into vehicle and advertised on Subaru.Com as works "perfectly" is showing this message "There was a problem loading this content". Subaru website: The centerpiece of the updated Legacy interior is the available 11.6-inch STARLINK multimedia touchscreen. The stunning big-screen interface makes it easy and intuitive to customize options and delivers SEAMLESS…
Infotainment system of car mutes iPhone telephone to person on other end of phone causing driver to need to pick up phone or interact with screen taking eyes off road. I reported to Subaru of America and was told this is happening in almost every 2024 Subaru. They paid for and provided headphones which causes me to need to use telephone navigation instead of built in to car CarPlay navigation.…
All Safety features stopped working while driving multiple times and loading feature pops up on the display screen. Speakers will go mute randomly, no sound will emit including phone calls. Automatic stop feature has engaged on the interstate multiple times, locking breaks (This is extremely dangerous) and lane assist does not recognize the difference between a lane or tar strips road patches.…
Apparently the wiring is made of soy based product causing mice to chew it. The power steering was compromise along with many electrical components , luckily I was not on the road when this happened the thought that I would be on the road frightens me. When I went to the dealer, Subaru of Newton NJ, they said it wasn't their fault and they are charging my insurance for repairs. Subaru is causing…
Had electrical trouble with your 2024 Subaru Legacy?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the electrical problem on the 2024 Subaru Legacy?
It's a documented issue but not catastrophic. 5 complaints have been filed. Repairs average $850 and most owners catch it before it causes a breakdown.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2024/Subaru/Legacy.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.