DEAD BATTERY. REPLACED ALTERNATOR AND BATTERY, VEHICLE IS DEAD EVERY 2-3 DAYS. MANY OTHERS REPORT THE SAME ISSUE. INFINITI HAS AN "INFOTAINMENT SOFTWARE UPDATE" TO FIX THIS PROBLEM BUT HAVE NO FIX FOR OLDER VEHICLES.
2013 infiniti QX56 electrical problems
severe 3 complaints filed with NHTSA · avg repair $850
What owners are reporting 3 most recent
SUV WOULD NOT START SO HAD TO GET A JUMP. 1 WEEK LATER SAME THING. HAD BATTERY TESTED BUT WAS NOT BAD AND IT HAD JUST BEEN REPLACED BY DEALER IN 2019. 1 WEEK LATER AGAIN SUV WOULD NOT START. GOT A JUMP AND TOOK TO JBA INFINITI IN ELLICOTT CITY, MD WHO CHARGED THE BATTERY FOR 2 HOURS. 2 WEEKS LATER, SUV IS HESITATING TO START. I REFUSE TO PAY ANOTHER $186 FOR THEM TO DIAGNOSE AND THEN RECHARGE …
THERE WAS CAR THAT PULLED UP BEHIND ME WHILE I WAS IDLE IN THE DRIVEWAY AND AS I PULLED OUT NO WARNING BEEP..AND NOW THE VEHICLE. WAS NOT CRANKING FOR SEVERAL HOURS AND NOTHING IS WRONG WITH BATTERY AND REMOTE IS FULLY CHARGED & HAVE BEEN STRANDED SEVAL TIMES BECAUSE IF OF IT...THIS HAS TO BE A RECALL
Common questions
How serious is the electrical problem on the 2013 infiniti QX56?
It's a meaningful issue. 3 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
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.