Tl* the contact owns a 2012 Nissan altima. The contact stated that while driving 5 MPH, she was trying to turn the radio on but accidentally turned the engine off because the radio and push-to-start buttons were abnormally close in proximity. The vehicle was not taken to the dealer for inspection and was not repaired. The manufacturer was notified but provided no assistance. The failure mileage…
2012 Nissan Altima electrical problems
moderate 38 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →
Failure mileage
Complaints
38
Recalls
0
Avg fix
$850
1fire
When does it fail?
Of the 38 electrical complaints filed for the 2012 Nissan Altima, here's the actual mileage breakdown — failures cluster heaviest at 0-25,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Owners have filed 38 electrical complaints with NHTSA against this vehicle, but no formal recall covers the issue — the federal record reflects what manufacturers have admitted, not everything owners are reporting.
No new NHTSA electrical complaint has been filed on this vehicle in over 13 years — the issue may be aging out of the active population.
The failure pattern owners describe
Buyer takeaway: Avoid the 2012 Altima unless thoroughly diagnosed by an independent mechanic—electrical gremlins escalate after warranty expiration, with door locks, infotainment, ignition, and engine power management showing repeated failures across the fleet. Safe-to-own mileage is unclear; problems appear at 8,000 miles and continue past 120,000.
The 2012 Nissan Altima electrical system shows a pattern of cascading failures, often accelerating once factory warranty coverage ends. Door lock actuators are the most common complaint—locks work intermittently or fail entirely across multiple doors, sometimes all four simultaneously. Owners report being locked inside or outside without warning, with the problem worsening in cold weather. Replacement actuators have failed within 12 months.
Intermittent traction control warning lights paired with severe power loss and engine hesitation form a second major issue. The vehicle drops to 15 mph or below, cannot climb hills, and jerks unpredictably. Owners replace the MAF sensor and clean the throttle body with no resolution. Temporary shutoff and restart clears the warning temporarily but the problem returns.
Airbag warning lights malfunction erratically—illuminating with no passenger, staying off with someone in the seat, or cycling randomly. Owners report lost confidence the airbag will deploy. USB connectivity in the infotainment system fails, radio screens go black, speakers die, and the touchscreen stops responding entirely.
Instrument clusters stop working after battery replacement or fail spontaneously, with gauges and warning displays going dark. Smart ignition systems fail to recognize key fobs or start the vehicle despite keys being present. Engine stalls without warning during normal driving. One owner reported fire in the engine bay at 46,000 miles. Battery voltage runs low persistently. A glove box light creates a fire hazard by running constantly and generating dangerous heat. Water leaks from the sunroof area into the cabin.
Same Nissan Altima electrical reports on nearby years: 2009 · 2010 · 2011 · 2013 · 2014
Failure modes owners describe
Door lock actuator failure
Power door locks fail to operate reliably on one or more doors. Locks may work intermittently, requiring manual key operation. All four doors can fail simultaneously. Problem worsens in cold weather and over time.
When: Various mileages from 8,000 to 120,000+ miles; often years into ownership
Symptoms owners cite: Doors fail to lock or unlock via power buttons or remote fob; Locks work sometimes but not others; All passenger doors fail at same time; Alarm activates when car thinks door is locked but door opens; Grinding noise from door actuators; Owner locked in or out of vehicle without warning
Repairs/costs cited: Door lock actuators replaced; replacement actuators also failed within 12 months in some cases
Traction control light with power loss and hesitation
Traction control warning light illuminates intermittently, accompanied by engine hesitation, bucking, jerking, and significant power loss. Vehicle drops to 15 mph or below and cannot maintain highway speeds or climb hills. Problem intermittent and resolves temporarily when vehicle is shut off and restarted.
When: Various mileages; described as common problem across fleet
Symptoms owners cite: Traction control light comes on and off at random; Engine hesitation and bucking when accelerating; Vehicle jerks forward and backward; Power drops significantly, vehicle cannot exceed 15 mph at times; Cannot maintain highway speeds or climb hills; Problem occurs especially during idle; Temporary resolution when engine shut off and restarted
Codes mentioned: Mass Air Flow (MAF) sensor code, Traction control sensor code
Repairs/costs cited: MAF sensor replaced and cleaned; throttle body cleaned; problem persists despite repairs. Engine light returns after clearing. Problem remains undiagnosed by owners and mechanics.
Airbag warning light malfunction
Passenger side airbag light illuminates and extinguishes intermittently and erratically, regardless of seat occupancy. Light comes on with no passenger and stays off with passenger present, or vice versa. Owners report no confidence airbag will deploy.
When: From purchase onward; described as widespread issue
Symptoms owners cite: Airbag light comes on and off at random; Light illuminates with empty seat; Light goes off with passenger in seat; No pattern or predictability to light behavior; Suspected electrical short in system
Repairs/costs cited: Dealer resets sensor with no lasting fix. Seat replacement suggested at $1400 with no guarantee of resolution.
Recalls/TSBs owners mention: Nissan stated vehicle not included in recalls; offered no solution beyond trying parts replacement sequentially
USB and infotainment system failures
USB port fails to reliably recognize connected phones. Radio unit blacks out intermittently. In-car amplifier fails, causing speakers to go out. Display screen for navigation, radio, phone, and backup camera stops working.
When: After warranty expires; escalates over time
Symptoms owners cite: USB port does not consistently recognize phone connection; Requires multiple reconnection attempts to establish connection; Radio goes completely black requiring restart; Speakers fail one or more at a time; In-car amplifier fails; Touchscreen display becomes unresponsive
Repairs/costs cited: Speakers replaced; amplifier may have blown but not confirmed. No resolution found.
Instrument cluster and gauge failure
Instrument cluster stops functioning after battery replacement or spontaneously. Gauges for engine temperature, RPM, speedometer, and fuel level go dark. Dashboard warning lights malfunction or all illuminate at once. Start button illuminates red when failure occurs.
When: After battery replacement or at 8,300 to 32,000 miles
Symptoms owners cite: All gauges (temp, RPM, speed, fuel) go completely dark; Engine information display goes blank; Security prompt to press brake to start disappears from display; Loss of warning information display; All warning lights on instrument panel illuminate simultaneously; Start button glows bright red during failure; Car difficult to turn on and off
Codes mentioned: U1000, CAN system diagnostic failure
Repairs/costs cited: Instrument cluster replacement required; dealer diagnosis indicated possible BCM (body control module) failure. Cost approximately $900 for power windows and locks fix.
Recalls/TSBs owners mention: Nissan TSB or recall may exist; dealer recommended full cluster replacement and BCM testing
Engine stalling and loss of power while driving
Engine cuts off without warning during normal driving at various speeds and conditions. Vehicle loses all power and must be restarted. Occurs once or multiple times over vehicle lifetime.
When: Various mileages from 46,000 to 110,000+ miles
Symptoms owners cite: Engine shuts off mid-turn or on highway; No warning lights before shutdown; Vehicle loses all power; Can coast but must restart to continue; Loss of power described as safety feature by dealer but contradicts safety
Repairs/costs cited: Battery and alternator tested and found working. No repair completed. Mechanics unable to replicate or diagnose failure.
Recalls/TSBs owners mention: Dealer stated loss of power is a safety feature with no explanation
Push-button ignition and intelligent key system failures
Smart ignition system fails to start vehicle or fails to recognize key fob. Vehicle displays 'No Key' or 'Intelligent Key Issue, Will Not Start' messages on display while in park. Key must be inside vehicle to start, but system sometimes allows starting with key outside vehicle touching it.
When: At 14,000 to 54,000 miles; intermittent
Symptoms owners cite: Vehicle will not start with key fob; No Key message appears on display; Intelligent Key Issue message appears; Start button fails to respond; Vehicle can start with key outside vehicle if touching it; Failure occurs intermittently with multiple different keys; Certain electrical functions work while starting fails
Repairs/costs cited: Dealers unable to diagnose or replicate; anti-theft system implicated but not confirmed
Recalls/TSBs owners mention: Manufacturer notified but offered no solution; dealer unable to diagnose
Battery and charging system issues
Battery discharges rapidly even when vehicle is off. Battery voltage runs low despite replacement. Battery fluid leaks or discharges. Alternator checked but appears fine despite low voltage.
When: At low mileage (8,000 to 14,000 miles) and later (120,000+ miles)
Symptoms owners cite: Battery discharges when vehicle not running; Battery voltage low even with new battery; Battery fluid discharge; Engine cranks slowly for 5-10 seconds before starting; New battery fixes problem temporarily, then issue returns
Repairs/costs cited: Battery replaced once or twice; alternator tested and passed; issue persists
Engine fire
Vehicle caught fire while parked at home with engine off. Flames appeared between hood and windshield. No warning indicators before fire. Insurance declared total loss.
When: At 46,000 miles
Symptoms owners cite: Flames visible from front of vehicle between hood and windshield; No warning lights before fire; Fire occurred with engine off
Repairs/costs cited: Wires behind engine block were melted; cause could not be determined by insurance inspector
Glove compartment light fire hazard
Glove compartment light remains on whenever headlights are on, with no switch to turn it off. Light generates excessive heat, causing contents inside to become dangerously hot and at risk of ignition.
When: <unknown>
Symptoms owners cite: Glove box light stays on when headlights on; No switch to control light; Contents inside become very hot to touch; Risk of flammable materials catching fire
Ignition switch failure
Ignition switch becomes unresponsive and vehicle will not shut off. Extraordinary measures required to turn off engine.
When: At less than 5,000 miles (4 months old)
Symptoms owners cite: Vehicle will not shut off normally; Ignition switch unresponsive; Engine continues running
Repairs/costs cited: Fuel pump fuse removed, negative battery cable disconnected to reset system. After reconnection vehicle started and shut off normally.
Radio and start button layout confusion
Radio power button and push-to-start button positioned too close together, making accidental activation of start button while trying to operate radio possible.
When: At 18,000 miles
Symptoms owners cite: Engine accidentally shut off while trying to turn on radio; Buttons positioned abnormally close
Recalls/TSBs owners mention: Manufacturer notified but provided no assistance
Power windows and locks intermittent operation
Power windows and door locks operate slowly or intermittently. Eventually stop functioning entirely. Problem recurs after repair.
When: Early in ownership and recurring; issue at 1-2 years
Symptoms owners cite: Windows and locks operate very slowly; Intermittent operation; Complete failure of all windows and locks
Repairs/costs cited: Repaired by Nissan dealer; problem recurred within approximately one year. Second repair required approximately $900.
Recalls/TSBs owners mention: Nissan covered initial repair then required customer to pay out-of-pocket for second occurrence, then reimbursed minus labor
Tire pressure monitoring sensor false warning
Tire pressure warning light comes on in cold weather despite tires being at correct pressure. Light stays on until weather warms. Makes it impossible for driver to know if there is an actual tire pressure problem.
When: <unknown>
Symptoms owners cite: TPMS light comes on in cold weather; Light stays on despite proper tire pressure; Light goes off when weather warms; No way to know if there is a real problem
Recalls/TSBs owners mention: Nissan advised not to worry and said light will go off when temperature increases
Trunk release failure
Trunk will not open with interior lever or remote key fob. Failure occurs suddenly without warning.
When: <unknown>
Symptoms owners cite: Interior trunk release lever unresponsive; Remote fob unable to open trunk; Sudden failure without warning
Water leak from sunroof area
Water leaks into vehicle interior near sunroof area in headliner on both driver and passenger sides. Leak occurs while parked and while driving, particularly when raining.
When: <unknown>
Symptoms owners cite: Water drips from headliner during rain; Leak occurs on both sides of vehicle; Leak occurs while parked and driving
Repairs/costs cited: Dealer attempted fix by addressing body panel; leak persisted
Synthesized from 38 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 3 most recent
The display screen that communicates navigation map, radio, phone, backup camera picture, etc. Stopped working. *tr
I was at a red light and the car just shut down. I had to turn the car off and restart it! This is the second time this has happened. The first time about a year ago. I thought I had done something to make it happen the first the first time. Now I know it is the car. This is serious and scary! From reading the complaints I see this has happened to others and while they were driving! *tr
Had electrical trouble with your 2012 Nissan Altima?
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 2012 Nissan Altima?
It's a documented issue but not catastrophic. 38 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?
Across the 27 complaints that reported odometer mileage, most electrical failures cluster between 18,000 and 95,500 miles, with the median around 47,000. A quarter of owners report trouble before 18,000; a quarter make it past 95,500. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
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/2012/Nissan/Altima.
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.