Infiniti M56 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
18 owner complaints analyzed
3 distinct recall campaigns
75,000 mi median reported failure mileage
Scope: 2011 to 2013 model years. Data snapshot: . 11 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Power Train is the most frequently named component, appearing in 8 of 18 complaints (44.4%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 11.1% |
| Electrical and battery issues | 2 | 11.1% |
| Steering behavior | 2 | 11.1% |
| Transmission and shifting | 1 | 5.6% |
| Engine operation | 1 | 5.6% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Power Train | 8 |
| Engine | 6 |
| Electrical System | 4 |
| Fuel/Propulsion System | 3 |
| Air Bags | 2 |
| Steering | 2 |
| Unknown Or Other | 2 |
| Electronic Stability Control (Esc) | 1 |
Power Train: 8; Engine: 6; Electrical System: 4; Fuel/Propulsion System: 3; Air Bags: 2; Steering: 2; Unknown Or Other: 2; Electronic Stability Control (Esc): 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 3 |
| 50,000 to 74,999 | 2 |
| 75,000 to 99,999 | 5 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 3; 50,000 to 74,999: 2; 75,000 to 99,999: 5; 100,000 to 149,999: 1; 150,000 and above: 0
75,000 to 99,999 miles has the most reports with usable mileage (5). 7 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2014 | 3 |
| 2015 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2021 | 5 |
| 2022 | 1 |
| 2023 | 1 |
2014: 3; 2015: 3; 2017: 1; 2018: 1; 2019: 3; 2021: 5; 2022: 1; 2023: 1
Pattern summary
Power Train leads the component reports. Braking behavior appears in 2 complaint narratives. Electrical and battery issues appears in 2 complaint narratives. Steering behavior appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10595869 · 2014-06-03 (June 3, 2014)
WE HAVE BEEN TRYING TO RESOLVE THIS PROBLEM THROUGH INFINITI SERVICE CENTER SINCE WE BOUGHT THE CAR 10 MONTHS AGO WITH ONLY 28K MILES. THE VEHICLE HAS SEVERE HESITATION WHEN ATTEMPTING TO ACCELERATE IMMEDIATELY AFTER SLOWING OR STOPPING. ON SEVERAL OCCASIONS WHEN STEPPING ON THE GAS TO MAKE A LEFT OR RIGHT TURN INTO TRAFFIC FROM A COMPLETE STOP, THE VEHICLE HESITATES FOR APPROXIMATELY 2 SECONDS, AND THEN JERKS SUDDENLY AND GOES. I HAVE HAD SEVERAL NEAR MISSES FROM ONCOMING TRAFFIC AS A RESULT OF THIS WITH MY CHILD IN THE CAR!! ALSO, WHILE IN…
Owner-reported narrative. 38,520 miles reported. Look up ODI 10595869 at NHTSA ↗
Owner report 11128778 · 2018-09-11 (September 11, 2018)
WHEN YOU GO TO APPLY THE BRAKE IT OFTEN LOCKS UP AND STOPS IMMEDIATELY. THIS IS AN ISSUE THAT COMES AND GOES. IT ALSO AT THE SAME TIME IT IS STOPPING ABRUPTLY WITHOUT APPLYING THE BRAKE COMPLETELY IT WILL DO THE OPPOSITE AND THE BRAKE WILL DEFLATE ALL THE WAY TO THE FLOOR BEFORE STOPPING. WHILE STOP IT WILL LOSE PRESSURE AND THE BRAKE WILL SLOWLY GO TO THE FLOOR. HAVE TAKEN IT SEVERAL PLACES AND THEY CAN NOT FIX. HAVE HAD ALMOST ALL BRAKE PARTS REPLACED AND OR CHECKED. THIS HAPPENS EVER TIME BRAKES ARE APPLIED FOR A WEEK OR SO THEN GOES A…
Owner-reported narrative. 75,000 miles reported. Look up ODI 11128778 at NHTSA ↗
Owner report 10597944 · 2014-06-12 (June 12, 2014)
TL* THE CONTACT OWNS A 2011 INFINITI M56X. THE CONTACT STATED THE VEHICLE FAILED TO START. THE CONTACT WAS ABLE TO START THE VEHICLE. HOWEVER, SHORTLY AFTER THE BATTERY DIED, THE LIGHTS FAILED AND THE VEHICLE AUTOMATICALLY LOCKED, LEAVING THE CONTACT TRAPPED IN THE VEHICLE. THE VEHICLE WAS TAKEN TO A DEALER. THE TECHNICIAN WAS UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGE WAS 27,000.
Owner-reported narrative. 27,000 miles reported. Look up ODI 10597944 at NHTSA ↗
Owner report 11182031 · 2019-02-22 (February 22, 2019)
HERE IS A COPY OF A BLOG. I HAVE BOUGHT 6 BATTERY'S IN 4 YEARS. I HAVE BEEN STRANDED WITH THE FAMILY LATE AT NIGHT PAID FOR MANY TOW TRUCKS. TAKEN MY CAR TO INFINITY DEALERS WITH NO SUCCESS. PLEASE READ THIS BLOG.. HTTPS://X.INFINITIHELP.COM/FORUM/SHOWTHREAD.PHP/2011-M37X-BATTERY-PROBLEMSI-7942.HTML 4 PAGES OF PEOLPLE HAVING THE SAME ISSUE WITH THERE INFINITI. I AM TOLD I HAVE TO PAY FOR A 1200 MODULE THAT MAYBE WILL FIX THE PROBLEM. THIS IS NOT A PROBLEM THAT ANYONE WOULD NOTICE IN THE FIRST COUPLE OF YEARS BECAUSE YOU THINK THE BATTERY IS A…
Owner-reported narrative. Look up ODI 11182031 at NHTSA ↗
Owner report 11044907 · 2017-11-09 (November 9, 2017)
4WAS AND STABILITY CONTROL WARNING LIGHTS COME ON WHEN DRIVING OVER ROUGH ASPHALT, OR TURNING RIGHT OR LEFT AND ROAD IS ROUGH. THE REAR OF THE CAR FEELS UNSTABLE AND STEERING WHEEL IS OFF-CENTER. THE LIGHTS ARE ON UNTIL THE CAR IS TURNED OFF. WHEN THE CAR IS TURNED ON AGAIN AND BEFORE THE WARNING SYMBOLS COME BACK ON, THE STEERING WHEEL IS CENTERED AND CAR DRIVES FINE. INFINITI HAS RECOMMENDED REPLACING THE HICAS ACTUATOR. THIS HAS NOT RESOLVED THE PROBLEM FOR INFINITI OWNERS AND ARE THEN RECOMMENDED TO REPLACE THE 4WAS CONTROL BOX. REPLACING T…
Owner-reported narrative. 74,850 miles reported. Look up ODI 11044907 at NHTSA ↗
Owner report 11281394 · 2019-11-20 (November 20, 2019)
TL* THE CONTACT OWNS A 2012 INFINITI M56. WHEN THE STEERING WHEEL WAS LOWERED TO BE ADJUSTED AT A CERTAIN DEGREE, IT SEIZED OR BECAME DIFFICULT TO MANEUVER. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS CONTACTED AND STATED THAT THERE WAS NO RECALL FOR THE FAILURE. THE DEALER WAS NOT CONTACTED. THE APPROXIMATE FAILURE MILEAGE WAS 64,000.
Owner-reported narrative. 64,000 miles reported. Look up ODI 11281394 at NHTSA ↗
Owner report 11442591 · 2021-12-03 (December 3, 2021)
The contact owns a 2011 Infiniti M56. The contact received a recall notification for NHTSA Campaign Number: 20V755000 (Power Train) however, the dealer informed the contact that the parts for the recall repair were not yet available. The contact stated that while making a left turn from a complete stop, the accelerator pedal was depressed but the vehicle drove 2 MPH and stalled. There were no warning lights illuminated. The contact stated that as he released the accelerator pedal and depressed it again, he was able to drive the vehicle. The dea…
Owner-reported narrative. 95,000 miles reported. Look up ODI 11442591 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 3 |
2011: 2; 2012: 3; 2013: 3