DISCOVERED ROTTED FLOOR BOARDS. NISSAN HAS RECALLS FOR THIS ISSUE AND RESEARCHED HUNDREDS OF COMPLAINTS OF THIS ISSUE.
2006 Nissan Altima
Owner reports · Recalls · Investigations
More warning signs than most Altima years
Owner complaints for the 2006 Nissan Altima are substantially higher than the model-year median of 231.
About this comparison →How this year compares
Owner complaints by model year
Compare all Altima years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
652 reports with mileage · 172 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Structure. Review the 221 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 189 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine. Review the 166 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Structure complaints
221 reportsVEHICLE EXHIBITS SERIOUS RUSTING OF FLOORBOARD ON THE PASSENGER SIDE FRONT. THE VEHICLE IS IN GREAT CONDITION OTHERWISE (NO VISIBLE RUST ON BODY PANELS) AND THE REST OF THE UNDERBODY IS IN GREAT CONDITION (MINIMAL CORROSION, AS EXPECTED FOR VEHICLE OF ITS AGE). PASSENGER SIDE FLOORBOARD IS NOTICEABLY SOFT ,AND RUSTED COMPLETEL…
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VEHICLE EXHIBITS SERIOUS RUSTING OF FLOORBOARD ON THE PASSENGER SIDE FRONT. THE VEHICLE IS IN GREAT CONDITION OTHERWISE (NO VISIBLE RUST ON BODY PANELS) AND THE REST OF THE UNDERBODY IS IN GREAT CONDITION (MINIMAL CORROSION, AS EXPECTED FOR VEHICLE OF ITS AGE). PASSENGER SIDE FLOORBOARD IS NOTICEABLY SOFT ,AND RUSTED COMPLETELY THROUGH THE FLOOR PAN IN ONE SPOT (YOU CAN PUT A FINGER THROUGH IT IF CARPET IS REMOVED). THIS IS UNEXPECTED AS THE FLOOR PAN IS COATED WITH A RUBBERIZED UNDERBODY PROTECTANT IN THIS AREA. THE FLOOR PAN MUST BE REPLACED IN THIS AREA, BUT NISSAN ONLY SELLS THE ENTIRE FLOOR PAN FOR THE VEHICLE, WHICH IS QUITE COSTLY. I AM DISAPPOINTED BECAUSE I HAVE NO EVIDENCE WHICH INDICATES THIS ISSUE IS CAUSED BY ANY DAMAGE OR NEGLECT, IT SEEMS AS IF THIS IS DUE TO A COATING FAILURE OR MANUFACTURING DEFECT.
I HAVE A 2006 NISSAN ALTIMA AND MY PASSAGER FLOORBOARDS ARE RUSTED ALL THE WAY THROUGH. ITS SEEMS THAT ALOT OF PEOPLE HAVE THAT SAME ISSUE.
THE FRONT FLOOR PANS HAVE RUSTTED AWAY AND PART OF THE FLOOR IS MISSING DUE TO RUSTING. NISSAN IS VERY AWARE OF THE PROBLEM AND OFFERED TO INSTALL A FLOOR FIX AT A COST OF $700.
NOTICED WHEN VEHICLE WAS STATIONARY, A LARGE RUST HOLE UNDERNEATH PASSENGER SIDE FLOORMAT. PLASTIC LINER TORN AND CARPET VISIBLE FROM UNDERNEATH CAR. AFFECTED AREA IS BETWEEN 14-20". PASSENGER FOOT COULD POTENTIALLY FALL THROUGH FLOOR OF THE CAR WHILE IN MOTION.
I TOOK MY CAR TO A MECHANIC BECAUSE I WAS SMELLING SIGNIFICANT AMOUNTS OF EXHAUST IN THE CAR CABIN WHILE DRIVING AND PARKED. THE MECHANIC IDENTIFIED A RUST HOLE IN MY EXHAUST JUST PAST THE FRONT CATALYTIC CONVERTER, BUT MORE TROUBLING WAS TWO HUGE HOLES IN THE FLOOR BOARDS ON THE DRIVER AND PASSENGER SIDE. EACH RUST HOLE IS AP…
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I TOOK MY CAR TO A MECHANIC BECAUSE I WAS SMELLING SIGNIFICANT AMOUNTS OF EXHAUST IN THE CAR CABIN WHILE DRIVING AND PARKED. THE MECHANIC IDENTIFIED A RUST HOLE IN MY EXHAUST JUST PAST THE FRONT CATALYTIC CONVERTER, BUT MORE TROUBLING WAS TWO HUGE HOLES IN THE FLOOR BOARDS ON THE DRIVER AND PASSENGER SIDE. EACH RUST HOLE IS APPROXIMATELY 12 INCHES LONG X 4 INCHES WIDE AND THE PADDING AN CARPET CAN CLEARLY BE SEEN FROM UNDERNEATH. EVEN AFTER EXHAUST IS FIXED I AM STILL AT GREAT RISK OF ROAD DEBRIS AND MOISTURE ENTERING THE CABIN FROM BENEATH THE CAR. THIS CAR IS JUST 10 YEARS OLD AND THE REST OF THE BODY IS IN EXCELLENT CONDITION WITH LITTLE TO NO RUST. I LIVE IN A SALT BELT STATE BUT OTHER CARS OF THE SAME AGE DON'T SEEM TO HAVE THIS SAME PROBLEM. I'VE LEARNED THROUGH MEDIA AND WEB THAT THIS IS A COMMON PROBLEM WITH 2002 - 2006 NISSAN ALTIMAS. I CONSIDER THESE HOLES TO BE A SAFETY CONCERN AND MANUFACTURER DEFECT. I HAVE FILED A COMPLAINT WITH NISSAN.
I HAVE EXPERIENCED MANY RUST ISSUES WITH MY 2006 NISSAN ALTIMA. BY FAR THE WORST IS THE RISK OF MY FEET GOING THROUGH THE FLOORMAT DUE TO RUST OF THE FLOORBOARDS. IT IS EXPERIENCED ON THE DRIVER'S SIDE, AS WELL AS A SLIGHT RUST OF THE PASSENGERS SIDE. I FEAR THAT I AM IN HARM AND CAN NOT AFFORD THE REPAIR TO MAKE SURE I AM SA…
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I HAVE EXPERIENCED MANY RUST ISSUES WITH MY 2006 NISSAN ALTIMA. BY FAR THE WORST IS THE RISK OF MY FEET GOING THROUGH THE FLOORMAT DUE TO RUST OF THE FLOORBOARDS. IT IS EXPERIENCED ON THE DRIVER'S SIDE, AS WELL AS A SLIGHT RUST OF THE PASSENGERS SIDE. I FEAR THAT I AM IN HARM AND CAN NOT AFFORD THE REPAIR TO MAKE SURE I AM SAFE IN MY CAR. I HAVE BEEN USING MY CAR LIGHTLY FOR THE LAST 4 YEARS
TL* THE CONTACT OWNS A 2006 NISSAN ALTIMA. THE CONTACT STATED THAT THERE HAD BEEN EXTENSIVE PREMATURE RUSTING ON THE FLOOR BOARDS OF THE VEHICLE. IN ADDITION, THE CONTACT STATED THAT THERE WAS CORROSION HOLES THROUGH THE FRONT DRIVER AND PASSENGER SIDE FLOOR BOARDS. THE CONTACT MENTIONED THAT THE HOLES HAD TO BE COVERED WHILE T…
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TL* THE CONTACT OWNS A 2006 NISSAN ALTIMA. THE CONTACT STATED THAT THERE HAD BEEN EXTENSIVE PREMATURE RUSTING ON THE FLOOR BOARDS OF THE VEHICLE. IN ADDITION, THE CONTACT STATED THAT THERE WAS CORROSION HOLES THROUGH THE FRONT DRIVER AND PASSENGER SIDE FLOOR BOARDS. THE CONTACT MENTIONED THAT THE HOLES HAD TO BE COVERED WHILE THE VEHICLE WAS OPERATED. THE VEHICLE WAS TAKEN TO TWO DIFFERENT DEALERS FOR INSPECTION AND DIAGNOSIS. THE DIAGNOSIS AND IF THE VEHICLE WAS REPAIRED WERE UNKNOWN. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000.
TL* THE CONTACT OWNS A 2006 NISSAN ALTIMA. THE CONTACT STATED THAT THE DRIVER'S SIDE FLOOR BOARD HAD EXTENSIVE CORROSION. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE FLOOR BOARD NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNO…
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TL* THE CONTACT OWNS A 2006 NISSAN ALTIMA. THE CONTACT STATED THAT THE DRIVER'S SIDE FLOOR BOARD HAD EXTENSIVE CORROSION. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE FLOOR BOARD NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN. THE VIN WAS NOT AVAILABLE.
BOTH DRIVER AND PASSENGER FRONT FLOOR BOARDS ARE RUSTED THROUGH. CAR ONLY HAS 105,000 MILES.
Official recalls
307V527000 · Engine And Engine Cooling
Nov 14, 2007
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH A 2.5L ENGINE, THE CRANKSHAFT POSITION SENSOR CAN OVERHEAT CAUSING A BRIEF INTERRUPTION IN THE SIGNAL OUTPUT FROM THE SENSOR.
Consequence & remedy
Consequence: IF THE INTERRUPTION IN THE SIGNAL FROM THE CRANKSHAFT POSITION SENSOR IS SO BRIEF THAT THE ELECTRONIC CONTROL MODULE (ECM) LOGIC DOES NOT HAVE TIME TO DIAGNOSE THE CONDITION, THE ENGINE MAY STOP RUNNING WITHOUT WARNING WHILE THE VEHICLE IS DRIVEN AT A LOW SPEED INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL REPROGRAM THE ECM FREE OF CHARGE. CERTAIN MY 2006 ALTIMAS WHICH HAVE BEEN PREVIOUSLY REMEDIED UNDER RECALL CAMPAIGN 06V223 (NISSAN R0606) ARE NOT INCLUDED IN THIS RECALL SINCE THE REPROGRAMMING FOR 06V223 ALSO INCLUDED THIS REPROGRAMMING. THE RECALL BEGAN ON DECEMBER 31, 2007. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.
06V223000 · Engine And Engine Cooling
Jun 21, 2006
CERTAIN PASSENGER VEHICLES EQUIPPED WITH 2.5L ENGINES MAY EXPERIENCE EXCESSIVE ENGINE OIL CONSUMPTION AS A RESULT OF IMPROPER PERFORMANCE OF THE PISTON RINGS.
Consequence & remedy
Consequence: IF THE OIL IS NOT MAINTAINED AT LEAST AT THE MINIMUM LEVEL, ENGINE DAMAGE CAN OCCUR AND IN EXTREME CASES RESULT IN AN ENGINE FIRE.
Remedy: DEALERS WILL REPROGRAM THE ELECTRONIC CONTROL MODULE (ECM OR ENGINE COMPUTER). YOUR VEHICLE WILL ALSO BE INSPECTED TO DETERMINE IF IT HAS BEEN CONSUMING ENGINE OIL AT A HIGHER THAN NORMAL RATE. IN A SMALL PERCENTAGE OF VEHICLES, ENGINE REPLACEMENT WILL BE NEEDED. ON JUNE 9, 2006, NISSAN NOTIFIED OWNERS OF THE POSSIBILITY OF EXCESSIVE OIL CONSUMPTION AND THE IMPORTANCE OF MAINTAINING THE OIL AT A PROPER LEVEL. FOLLOW-UP LETTER TO OWNERS ADVISING THEM OF THE STATUS OF THE RECALL WAS SENT DURING AUGUST 2006. FOLLOWUP LETTER TO OWNERS WAS SENT ON NOVEMBER 15, 2006. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.
06V046000 · Suspension:rear
Feb 13, 2006
ON CERTAIN VEHICLES, THE REAR SUBFRAME MAY HAVE BEEN MANUFACTURED INCORRECTLY, WHICH COULD RESULT IN A CRACK IN A BRACKET WHICH HOLDS PART OF THE REAR SUSPENSION.
Consequence & remedy
Consequence: IF THE BRACKET IS CRACKED, THE STABILITY OF THE VEHICLE MAY BE AFFECTED UNDER SEVERE DRIVING CONDITIONS. THIS COULD LEAD TO A LOSS OF CONTROL OF THE VEHICLE WHICH COULD RESULT IN A CRASH.
Remedy: DEALERS WILL INSPECT THE REAR SUBFRAME TO DETERMINE IF IT WAS MANUFACTURED INCORRECTLY AND REPLACE IT, IF NECESSARY. THE RECALL BEGAN ON FEBRUARY 27, 2006. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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