IllustrationDUE TO A FAULTY BATTERY I NOW HAVE BATTERY ACID ON MY SWINGARM, SHOCK, AND CHAIN. THIS HAS MESSED THE COSMETICS OF MY BIKE UP BADLY. THE FAULTY BATTERY WAS NOT MY FAULT, BUT YET YAMAHA WILL DO NOTHING TO FIX IT!*AK
2001 Yamaha YZFR6
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all YZFR6 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 19 of 28 reports include usable mileage. There isn’t enough coverage to show a useful chart.
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.
- Electrical System. Review the 20 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Power Train. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Structure. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports1 injury reports
Electrical System complaints
20 reportsACID LEAK FROM THE BATTERY FOR UNKNOWN REASON...I HAVE NOT DONE ANY WORK OR MADE ANY ADJUSTMENTS WHATSOEVER TO THE BATTERY...IT IS COMPLETELY STOCK. IT IS LEAKING ONTO THE GROUND AND CAUSING DAMAGE TO MY 2001 YAMAHA R6 ALONG THE WAY. *NM
FAULTY BATTERY, ONE OF THOUSANDS ON 1999 TO 2002 YAMAHA YZF R6, LEAKED ACID ALL OVER MY BIKES FRAME, SUBFRAME, RESET, AND SHOCK, CAUSING CORROSION. IT ALSO LEAKED ON THE BACK OF MY GAS TANK UNDER THE SEAT WHERE IT IS NOT VISIBLE UNLESS THE SEAT IS TAKEN OFF CAUSING THE PAINT TO PEEL OFF AND THE TANK TO RUST, ALMOST ALL THE WAY T…
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FAULTY BATTERY, ONE OF THOUSANDS ON 1999 TO 2002 YAMAHA YZF R6, LEAKED ACID ALL OVER MY BIKES FRAME, SUBFRAME, RESET, AND SHOCK, CAUSING CORROSION. IT ALSO LEAKED ON THE BACK OF MY GAS TANK UNDER THE SEAT WHERE IT IS NOT VISIBLE UNLESS THE SEAT IS TAKEN OFF CAUSING THE PAINT TO PEEL OFF AND THE TANK TO RUST, ALMOST ALL THE WAY THROUGH. ALSO LEAKED ON THE CHAIN CAUSING CORROSION PROBABLY WEAKENING THE CHAIN. YAMAHA HAS KNOWN ABOUT THE FAULTY BATTERY PROBLEM FOR YEARS AND MADE NO ATTEMPT TO LET ME OR OTHER R6 OWNERS KNOW ABOUT THE PROBLEM VOLUNTARILY OR ATTEMPT TO REPLACE THE FAULTY PART EVEN AFTER THEY REDESIGNED THE BATTERY JUST TO SOLVE THIS EXACT PROBLEM.*AK
2001 YAHMAHA R6 MOTORCYCLE WITH A DEFECTIVE BATTERY, IT CAUSES THE BATTERY TO LEAK ON COMPONETS OF THE BIKE AND LEAVES A PERMANENT STAIN ON THE SWINGARM, SHOCK AND OTHER AREAS. I DID SOME RESEARCH ON THIS PROBLEM AND FOUND THAT IT IS A COMMON OCCURENCE FOR THIS YEAR.*AK
YAMAHA 2001 R6 BATTERY LEAKED ALL OVER SHOCK, SWINGARM, GAS TANK, FRAME, CHAIN, AND REAR WHEEL. THE BATTERY HAS NEVER BEEN ON A BATTERY CHARGER, THE BIKE HAS NEVER BEEN TIPPED OR WHEELIED PARKED ON AN INCLINE CARRIED UP A RAMP OR BEEN STRAPPED TO A ROLLER COASTER DOING LOOPS SO THERE IS NO APPARENT REASON FOR A BATTERY THAT IS …
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YAMAHA 2001 R6 BATTERY LEAKED ALL OVER SHOCK, SWINGARM, GAS TANK, FRAME, CHAIN, AND REAR WHEEL. THE BATTERY HAS NEVER BEEN ON A BATTERY CHARGER, THE BIKE HAS NEVER BEEN TIPPED OR WHEELIED PARKED ON AN INCLINE CARRIED UP A RAMP OR BEEN STRAPPED TO A ROLLER COASTER DOING LOOPS SO THERE IS NO APPARENT REASON FOR A BATTERY THAT IS CLAIMED NOT TO LEAK. THE BIKE ONLY HAS 3583 MILES AND IS WELL MAINTAINED.*AK
BATTERY ACID FROM LEAKY OEM BATTERY HAS DAMAGED THE SWINGARM, SHOCK ASSEMBLY, AND FOOT PEG/SHIFTER ASSEMBLY.*AK
2001 YAMAHA YZFR6 HAS A LEAKING BATTERY THAT DRIPS CORROSIVE ACID ON THE FRAME OF THE MOTORCYCLE AND ONTO THE SWINGARM. *LA
I HAVE THE 2001 YAMAHA R6 WITH 3600 MILES ON IT AND THE BATTERY HAS LEAKED ALL OVER THE BACK OF MY BIKE CAUSING MY SWING ARM,CHAIN,SHOCK TO GET ACID ALL OVER THEM.
MY '01 YAMAHA R6 HAS A BATTERY LEAK. RUINED MY SWINGARM AND CHAIN. STAINED IT WHITE.*AK
I HAVE A 2001 YAHAMA YZF-R6 AND THE BATTERY LEAKS ACID ONTO THE REAR SHOCK AND SWINGARM. I FELT IT WAS DANGEROUS SO I REPLACED THE BATTERY, REAR SHOCK AND SWINGARM.*AK
Official recalls
0No recalls in this snapshot.
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.