2015 INFINITI Q50 Hybrid Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2015 INFINITI Q50 Hybrid, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Driver assistance225.0%
- Powertrain (other)225.0%
- Brakes112.5%
- Engine112.5%
- Fuel system112.5%
- Steering112.5%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
INFINITI HYBRID VEHICLES SHUT OFF ENGINE WHILE MOVING TO PROTECT THE HYBRID SYSTEM FROM OVER HEATING. THIS HAPPENED ON 5 OR MORE OCCASIONS ALL WHILE DRIVING DOWN THE STREET OR HIGHWAY CAUSING ME TO LOSE CONTROL. WHEN NOTIFYING THE DEALERSHIP THEY WERE AWARE OF THIS ISSUE AND AFTER 2 TIMES BRING IT IN AND NEARLY $1000. THE DAY AFTER COMING OUT OF THE SHOP AND BEING FIXED FOR THE 2NS TIME, MY CAR TURNED OFF DRIVING DOWN THE FREEWAY IN RUSH HOUR TRAFFIC CAUSING ME TO LOSE CONTROL AND SMASHING INTO A VEHICLE AT 50+ MILES AN HOUR. THE OTHER DRIVER AND SELF WERE INJURED AND LUCKILY NOT KILLED INFINITI HAS YET TO WORK WITH ME OR RESPOND TO THIS SERIOUS ISSUE. I HAVE FOUND OTHER INFINITI HYBRID OWNER THIS IS HAPPENING TO PLEASE CONTACT IF YOU ALSO HAVE HAD THIS ISSUE. *DT*JB
VEHICLE LURCHES BACK AND FORTH WHEN ACCELERATING WITH A GOOD AMOUNT OF EFFORT FROM A STOP ON RIGHT HAND TURNS CAUSING THE CAR TO ACT LIKE IT IS SLAMMING ON THE BRAKES AND THEN ACCELERATING REPEATEDLY FOR ABOUT 3-4 SECONDS. THIS HAS NEARLY CAUSED ME TO BE REAR ENDED NUMEROUS TIMES. I HAVE HAD THE VEHICLE IN THE SHOP 3 TIMES FOR THIS AND WAS TOLD IT WAS NOT NORMAL AND THAT TRACTION CONTROL WAS DETECTING WHEEL SPIN WHEN THERE WAS NONE, AND ACTIVATING WHEN IT SHOULDN'T BE. I HAD A CASE OPENED WITH INFINITI CONSUMER AFFAIRS AND AM NOW BEING TOLD THAT IT IS "NORMAL OPERATION" FOR A HYBRID BECAUSE THEY TESTED ON OTHER HYBRIDS AND EXPERIENCED IT!?!? THAT IS RECALL TERRITORY. THIS IS A SEVERE SAFETY ISSUE AS ACCELERATION IS RETARDED AND CAN EASILY CAUSE A CRASH AS IT IS VERY UNPREDICTABLE. ONLY HAPPENS WHEN ACCELERATING ON A RIGHT TURN FROM STOP. GOES AWAY IF TRACTION CONTROL IS OFF. 4TH AND LAST INFINITI I WILL PURCHASE. NUMEROUS CASES ONLINE WITH SAME ISSUE AND INFINITI BUYING BACK THE VEHICLE. WHY WOULD THEY BUY VEHICLE BACK IF IT WAS "NORMAL OPERATION"?
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
VEHICLE LURCHES BACK AND FORTH WHEN ACCELERATING WITH A GOOD AMOUNT OF EFFORT FROM A STOP ON RIGHT HAND TURNS CAUSING THE CAR TO ACT LIKE IT IS SLAMMING ON THE BRAKES AND THEN ACCELERATING REPEATEDLY FOR ABOUT 3-4 SECONDS. THIS HAS NEARLY CAUSED ME TO BE REAR ENDED NUMEROUS TIMES. I HAVE HAD THE VEHICLE IN THE SHOP 3 TIMES FOR THIS AND WAS TOLD IT WAS NOT NORMAL AND THAT TRACTION CONTROL WAS DETECTING WHEEL SPIN WHEN THERE WAS NONE, AND ACTIVATING WHEN IT SHOULDN'T BE. I HAD A CASE OPENED WITH INFINITI CONSUMER AFFAIRS AND AM NOW BEING TOLD THAT IT IS "NORMAL OPERATION" FOR A HYBRID BECAUSE THEY TESTED ON OTHER HYBRIDS AND EXPERIENCED IT!?!? THAT IS RECALL TERRITORY. THIS IS A SEVERE SAFETY ISSUE AS ACCELERATION IS RETARDED AND CAN EASILY CAUSE A CRASH AS IT IS VERY UNPREDICTABLE. ONLY HAPPENS WHEN ACCELERATING ON A RIGHT TURN FROM STOP. GOES AWAY IF TRACTION CONTROL IS OFF. 4TH AND LAST INFINITI I WILL PURCHASE. NUMEROUS CASES ONLINE WITH SAME ISSUE AND INFINITI BUYING BACK THE VEHICLE. WHY WOULD THEY BUY VEHICLE BACK IF IT WAS "NORMAL OPERATION"?
DIFFERENTIAL WOULD NOT ALLOW THE CAR TO ACCELERATE WHILE MAKING A RIGHT TURN. THIS CREATED A PROBLEM, PARTICULARLY WHEN TRYING TO ENTER A FREEWAY ON RAMP. SEVERAL TIMES THE CAR ACTUALLY CAME TO A COMPLETE STOP. AFTER MANY ATTEMPTS TO FIX THE PROBLEM, INFINITI DECLARED THE CAR A LEMON AND HAS REIMBURSED US FOR THE LEASE PAYMENTS. HOWEVER THE DEALER PLANS TO BUFF THE CAR AND SELL IT AS-IS.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
VEHICLE HAS BEEN HAVING THIS ISSUE SINCE DAY 1. SPOKE TO OTHER OWNERS WITH THE SAME ISSUE. WHEN SLOWING DOWN FROM ANY SPEED, SLIGHTLY OR QUICKLY, THE CAR SWITCHES BETWEEN EV MODE AND BACK. AT ALL TIMES THE BRAKING IS ODD. THERE ARE TIMES WHERE THE CAR LUNGES FORWARD WHEN NEARING A COMPLETE STOP, OTHER TIMES THE BRAKES SEEM TO BE LETTING GO AND GRABBING AGAIN WHEN SLOWING FROM A HIGHER SPEED. I UNDERSTANDING THIS IS THE CAR SWITCHING BETWEEN EV MODE, REGENERATIVE BRAKING, AND TRANSMISSION DOWNSHIFTING. BUT IT IS A MAJOR SAFETY HAZARD AS SOMETIMES THE BRAKING CAN BE VERY UNPREDICTABLE. SOMETIMES I NEAR A CAR STANDING STILL AND BRAKE (CITY DRIVING), AND SECONDS BEFORE COMING TO A COMPLETE STOP THE CARS BRAKES LET GO FOR A SECOND AND GRAB AGAIN. HAVE EXPERIENCED THIS ON OTHER HYBRIDS, BUT NOTHING WAS AS CLOSE TO BEING AS BAD AS THE BRAKES ARE ON THIS CAR. PADS ARE HEALTHY, ROTORS HAVE PLENTY OF LIFE LEFT IN THEM.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
INFINITI HYBRID VEHICLES SHUT OFF ENGINE WHILE MOVING TO PROTECT THE HYBRID SYSTEM FROM OVER HEATING. THIS HAPPENED ON 5 OR MORE OCCASIONS ALL WHILE DRIVING DOWN THE STREET OR HIGHWAY CAUSING ME TO LOSE CONTROL. WHEN NOTIFYING THE DEALERSHIP THEY WERE AWARE OF THIS ISSUE AND AFTER 2 TIMES BRING IT IN AND NEARLY $1000. THE DAY AFTER COMING OUT OF THE SHOP AND BEING FIXED FOR THE 2NS TIME, MY CAR TURNED OFF DRIVING DOWN THE FREEWAY IN RUSH HOUR TRAFFIC CAUSING ME TO LOSE CONTROL AND SMASHING INTO A VEHICLE AT 50+ MILES AN HOUR. THE OTHER DRIVER AND SELF WERE INJURED AND LUCKILY NOT KILLED INFINITI HAS YET TO WORK WITH ME OR RESPOND TO THIS SERIOUS ISSUE. I HAVE FOUND OTHER INFINITI HYBRID OWNER THIS IS HAPPENING TO PLEASE CONTACT IF YOU ALSO HAVE HAD THIS ISSUE. *DT*JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
VEHICLE LURCHES BACK AND FORTH WHEN ACCELERATING WITH A GOOD AMOUNT OF EFFORT FROM A STOP ON RIGHT HAND TURNS CAUSING THE CAR TO ACT LIKE IT IS SLAMMING ON THE BRAKES AND THEN ACCELERATING REPEATEDLY FOR ABOUT 3-4 SECONDS. THIS HAS NEARLY CAUSED ME TO BE REAR ENDED NUMEROUS TIMES. I HAVE HAD THE VEHICLE IN THE SHOP 3 TIMES FOR THIS AND WAS TOLD IT WAS NOT NORMAL AND THAT TRACTION CONTROL WAS DETECTING WHEEL SPIN WHEN THERE WAS NONE, AND ACTIVATING WHEN IT SHOULDN'T BE. I HAD A CASE OPENED WITH INFINITI CONSUMER AFFAIRS AND AM NOW BEING TOLD THAT IT IS "NORMAL OPERATION" FOR A HYBRID BECAUSE THEY TESTED ON OTHER HYBRIDS AND EXPERIENCED IT!?!? THAT IS RECALL TERRITORY. THIS IS A SEVERE SAFETY ISSUE AS ACCELERATION IS RETARDED AND CAN EASILY CAUSE A CRASH AS IT IS VERY UNPREDICTABLE. ONLY HAPPENS WHEN ACCELERATING ON A RIGHT TURN FROM STOP. GOES AWAY IF TRACTION CONTROL IS OFF. 4TH AND LAST INFINITI I WILL PURCHASE. NUMEROUS CASES ONLINE WITH SAME ISSUE AND INFINITI BUYING BACK THE VEHICLE. WHY WOULD THEY BUY VEHICLE BACK IF IT WAS "NORMAL OPERATION"?
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
INFINITI HYBRID VEHICLES SHUT OFF ENGINE WHILE MOVING TO PROTECT THE HYBRID SYSTEM FROM OVER HEATING. THIS HAPPENED ON 5 OR MORE OCCASIONS ALL WHILE DRIVING DOWN THE STREET OR HIGHWAY CAUSING ME TO LOSE CONTROL. WHEN NOTIFYING THE DEALERSHIP THEY WERE AWARE OF THIS ISSUE AND AFTER 2 TIMES BRING IT IN AND NEARLY $1000. THE DAY AFTER COMING OUT OF THE SHOP AND BEING FIXED FOR THE 2NS TIME, MY CAR TURNED OFF DRIVING DOWN THE FREEWAY IN RUSH HOUR TRAFFIC CAUSING ME TO LOSE CONTROL AND SMASHING INTO A VEHICLE AT 50+ MILES AN HOUR. THE OTHER DRIVER AND SELF WERE INJURED AND LUCKILY NOT KILLED INFINITI HAS YET TO WORK WITH ME OR RESPOND TO THIS SERIOUS ISSUE. I HAVE FOUND OTHER INFINITI HYBRID OWNER THIS IS HAPPENING TO PLEASE CONTACT IF YOU ALSO HAVE HAD THIS ISSUE. *DT*JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .