2012 Harley-Davidson Flhtk 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 2012 Harley-Davidson Flhtk, 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
- Brakes1140.7%
- Electrical414.8%
- Suspension311.1%
- Other / unspecified27.4%
- Engine27.4%
- Fuel system13.7%
- Powertrain (other)13.7%
- Steering13.7%
- Driver assistance13.7%
- Tires & wheels13.7%
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
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
Rear brake failed, & no ABS. Push hard on pedal and NO BRAKES!!! Brake pedal very stiff and applies no brakes!! Almost got into wreck. It was close and I am calling it a wreck. Thank god I was going slow! This issue is highly dangerous!! Why doesn't the NHTSB give a [XXX]? (Rear brake has never worked well since new. Had it in the Harley shop when new, and they say nothing is wrong. Nothing wrong??? No brakes on a motorcycle is not a good thing!!!!!! ) Found that 2011 & earlier bikes have a recall on the ABS. My 2012 has the same system. Why is there not a recall? Also found that Harley will not fix the brake issue on the recalled bikes. WHY??? Also, air suspension system fails. This leads to a loss of control of the bike, somewhat. Also triple trees feel loose which effects handling. This may be related to the air suspension issues. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).
REAR BRAKE PADDLE HARD TO PRESS IN MOTION,AND ON HIGHWAY
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
PURCHASED 4/30/2013 WITH 4075 MILES. FORCED TO REPLACE BATTERY ($167.00) MAY 2015 DUE TO DEAD CELL PREVENTING MAINTAINING FULL CHARGE, EVEN ON MAINTAINER. EVEN AFTER REPLACING BATTERY, STILL WOULD NOT MAINTAIN A FULL CHARGE. WHILE RIDING AFTER BATTERY-CHARGER ACTION, ABS, BATTERY AND CHECK ENGINE LIGHTS CAME ONE ONE AFTER ANOTHER. CONTINUING ON TO HD FOR REPAIR, LIGHTS WENT OFF IN REVERSE ORDER AS CAME ON. THEY REPLACE REGULATOR. HEALTH PREVENTED ME FROM RIDING OFTEN BUT SHE IS STORED IN A WEATHER PROOF SHED WITH THE BATTERY MAINTAINER RUNNING 24/7 TO KEEP BATTERY IN GOOD ORDER. NO SUCH LUCK. CHANGED BATTERIES IN FOBS, STILL DEAD.
THIS IS CONCERNING MY 2012 HARLEY DAVIDSON ULTRA CLASSIC LIMITED. WITHOUT WARNING, MOST PREDOMINANTLY AT HIGHWAY SPEEDS, THE BIKE WILL GO INTO LIMP MODE. BY THAT I MEAN, THE THROTTLE-BY-WIRE WILL DISCONNECT THE ENGINE'S RPM'S AND DECREASE TO 1200 RPM RESULTING IN MAKING THE HANDLEBAR THROTTLE CONTROL USELESS. (CREATING INSTANT PANIC FOR FEAR OF VEHICLES BEHIND ME RUNNING OVER ME, ESPECIALLY ON THE INTERSTATE HIGHWAY IN HEAVY TRAFFIC) THEREFORE I HAVE NO CHOICE BUT TO PULL TO THE SIDE OF THE ROAD, SHUT THE ENGINE OFF, AND GO THROUGH TO PROCEDURE OF RESTARTING THE ENGINE. TO DATE, BY MY COUNT, THE BIKE HAS DONE THIS 29 TIMES. HARLEY DAVIDSON SERVICE HAS ATTEMPTED TO FIX THIS PROBLEM 8 TIMES, FOR WHICH I HAVE DOCUMENTS. PLEASE CALL [XXX] FOR MORE INFO. I PURCHASED THE MOTORCYCLE ON 12/18/2012. PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *CC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
Rear brake failed, & no ABS. Push hard on pedal and NO BRAKES!!! Brake pedal very stiff and applies no brakes!! Almost got into wreck. It was close and I am calling it a wreck. Thank god I was going slow! This issue is highly dangerous!! Why doesn't the NHTSB give a [XXX]? (Rear brake has never worked well since new. Had it in the Harley shop when new, and they say nothing is wrong. Nothing wrong??? No brakes on a motorcycle is not a good thing!!!!!! ) Found that 2011 & earlier bikes have a recall on the ABS. My 2012 has the same system. Why is there not a recall? Also found that Harley will not fix the brake issue on the recalled bikes. WHY??? Also, air suspension system fails. This leads to a loss of control of the bike, somewhat. Also triple trees feel loose which effects handling. This may be related to the air suspension issues. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).
TL* THE CONTACT OWNS A 2012 HARLEY-DAVIDSON FLHTK. THE CONTACT STATED THAT THE MOTORCYCLE EXPERIENCED A SEVERE WOBBLE WHEN BEING OPERATED. THE CONTACT TOOK THE MOTORCYCLE TO THE WILKINS HARLEY-DAVIDSON DEALER WHERE IT WAS DIAGNOSED THAT THE AIR SHOCKS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. TWO DAYS LATER, WHILE THE VEHICLE WAS BEING OPERATED AT APPROXIMATELY 6-10 MPH TURNING A SHARP CORNER, THE FRONT END WOBBLED SEVERELY AND THE MOTORCYCLE CRASHED INTO THE CURB. THE MOTORCYCLE LANDED ON THE CONTACT. THE MOTORCYCLE WAS PICKED UP BY A FAMILY MEMBER. A POLICE REPORT WAS NOT FILED. THE CONTACT SUFFERED INJURIES TO THE ANKLE AND HAND, WHICH REQUIRED MEDICAL ATTENTION. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ASKED THE CONTACT TO BRING THE MOTORCYCLE TO THEIR LOCATION FOR INSPECTION. THE FAILURE MILEAGE WAS UNKNOWN.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
THIS IS CONCERNING MY 2012 HARLEY DAVIDSON ULTRA CLASSIC LIMITED. WITHOUT WARNING, MOST PREDOMINANTLY AT HIGHWAY SPEEDS, THE BIKE WILL GO INTO LIMP MODE. BY THAT I MEAN, THE THROTTLE-BY-WIRE WILL DISCONNECT THE ENGINE'S RPM'S AND DECREASE TO 1200 RPM RESULTING IN MAKING THE HANDLEBAR THROTTLE CONTROL USELESS. (CREATING INSTANT PANIC FOR FEAR OF VEHICLES BEHIND ME RUNNING OVER ME, ESPECIALLY ON THE INTERSTATE HIGHWAY IN HEAVY TRAFFIC) THEREFORE I HAVE NO CHOICE BUT TO PULL TO THE SIDE OF THE ROAD, SHUT THE ENGINE OFF, AND GO THROUGH TO PROCEDURE OF RESTARTING THE ENGINE. TO DATE, BY MY COUNT, THE BIKE HAS DONE THIS 29 TIMES. HARLEY DAVIDSON SERVICE HAS ATTEMPTED TO FIX THIS PROBLEM 8 TIMES, FOR WHICH I HAVE DOCUMENTS. PLEASE CALL [XXX] FOR MORE INFO. I PURCHASED THE MOTORCYCLE ON 12/18/2012. PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *CC
2012 FLHTK ULTRA LIMITED PURCHASED 03/2012. ON MAY 25TH 2012 THE FRONT BRAKE FAILED. THE FRONT BRAKE LEVER WAS HARD AND WOULD NOT MOVE TO ENGAGE THE FRONT BRAKES. I TOOK THE BIKE TO THE DEALER AND THE FOLLOWING TUESDAY I WAS TOLD THE ABS MODULATOR HAD A STUCK VALVE OR SOME UNKNOWN FAILURE AND HD WAS SHIPPING OUT A PART TO FIX IT. THURSDAY THAT SAME WEEK THEY CALLED AND SAID THE BIKE WAS FIXED. I HAVE TALKED TO THE DEALER AND SPENT 5 HOURS ON THE PHONE WITH HD CORPORATE OFFICE CUSTOMER SERVICE. I HAVE BEEN TOLD THAT THERE IS NO WAY FOR ME TO BE INFORMED OF WHAT EXACTLY THE FAILURE WAS. I ASKED TO SPEAK WITH A TECH WHO CAN EXPLAIN WHY THE ABS SYSTEM DID NOT WARN ME OF A FAILED VALVE AND WHY THE ABS WAS ABLE TO DISABLE THE FRONT BRAKES ON A MOTORCYCLE. THE ABS SOLE REASON FOR BEING ON THAT BIKE IS ADDED SAFETY, NOT TO MAKE IT LESS SAFE. HAD THIS FAILURE HAPPENED A FEW HOURS LATER, I WOULD HAVE BEEN AT HIGHWAY SPEEDS ON THE INTERSTATE WITH NO WAY TO STOP THE BIKE IN CASE OF AN EMERGENCY! I UNDERSTAND THINGS BREAK, I GET IT. BUT HD DID NOT TEST THE REST OF THE COMPONENTS IN THE ABS SYSTEM FOR OTHER CONTRIBUTING ISSUES. NO CHECK ENGINE LIGHT, NO ABS LIGHT, NO CODES, NOTHING. JUST GO TO GRAB THE BRAKES AND THEY ARE NOT THERE, THE ENTIRE FRONT BRAKE SYSTEM WAS STUCK IN THE OPEN POSITION. I SEEM TO BE THE ONLY ONE WHO SEES JUST HOW SERIOUS THIS ISSUE IS AND NO ONE AT HD WILL HELP ME IN GETTING ANSWERS. THE ABS SYSTEM ON HD MOTORCYCLES IS SERIOUSLY FLAWED IF IT IS ABLE TO LOCK YOU OUT OF USING THE BREAKS AND GIVE NO WARNING EVEN THOUGH IT DID IT'S SELF CHECKS AT START UP. I AM STILL TRYING TO GET ANSWERS BUT AS OF THIS WRITING, I STILL HAVE NO ANSWERS AS TO WHAT HAPPENED OR IF IT CAN HAPPEN AGAIN. THIS IS THE SECOND BRAKE FAILURE ON 2 BRAND NEW HARLEYS I BOUGHT THIS YEAR. THE OTHER IS A 2012 DYNA FXDC, FRONT MASTER CYLINDER FAILED THE DAY AFTER WE BOUGHT IT! *TR
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
THIS IS CONCERNING MY 2012 HARLEY DAVIDSON ULTRA CLASSIC LIMITED. WITHOUT WARNING, MOST PREDOMINANTLY AT HIGHWAY SPEEDS, THE BIKE WILL GO INTO LIMP MODE. BY THAT I MEAN, THE THROTTLE-BY-WIRE WILL DISCONNECT THE ENGINE'S RPM'S AND DECREASE TO 1200 RPM RESULTING IN MAKING THE HANDLEBAR THROTTLE CONTROL USELESS. (CREATING INSTANT PANIC FOR FEAR OF VEHICLES BEHIND ME RUNNING OVER ME, ESPECIALLY ON THE INTERSTATE HIGHWAY IN HEAVY TRAFFIC) THEREFORE I HAVE NO CHOICE BUT TO PULL TO THE SIDE OF THE ROAD, SHUT THE ENGINE OFF, AND GO THROUGH TO PROCEDURE OF RESTARTING THE ENGINE. TO DATE, BY MY COUNT, THE BIKE HAS DONE THIS 29 TIMES. HARLEY DAVIDSON SERVICE HAS ATTEMPTED TO FIX THIS PROBLEM 8 TIMES, FOR WHICH I HAVE DOCUMENTS. PLEASE CALL [XXX] FOR MORE INFO. I PURCHASED THE MOTORCYCLE ON 12/18/2012. PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *CC
WHILE RIDING MY HARLEY MOTOR CYCLE ON VACATION ACROSS NEBRASKA ON HIGHWAY 76 I NOTICED EXTREME HEAT ON THE INSIDE OF MY RIGHT LEG AND LOSS OF POWER. THE INSIDE OF MY RIGHT WAS BURNED AND GOT INFECTED, TOTAL BILL FOR DOCTOR AND TIME OFF FROM WORK WAS APPROXIMATELY $1500.00-$2000.00. THE WORK DONE ON THE MOTOR CYCLE BILL WAS $1487.00. THIS IS SUPPOSE TO TAKE CARE OF THE PROBLEM OF OVER HEATING. NEW HEAD PIPES $524.95, KIT,SESTAGE 1 AIC %)MM$139.95, KIT-EFI SUPER TUNER,SCREA $459.95, JOB CODE;0 TEC: JDK $81.00, DYNO TUNE$275.40. I HAVE PAID ALL EXPENSES. I BOUGHT THIS HARLEY IN FULL FAITH THAT THE ENGINEERS WERE IN GOOD FAITH OF HIGH QUALITY SUPERIOR WORK ETHICS FOR THE CUSTOMER. I BELIEVE HARLEY DAVIDSON HAS FAULT WITH THIS OVER HEATING PROBLEM. TRYING TO BLAME IT ON EPA OR SOMEONE ELSE IS NOT TRUE. THEY ENGINEERED THE PRODUCT, THEN THE SHOULD MEET ALL REQUIREMENTS AND STILL HAVE A SUPERIOR PRODUCT. *TR
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
WHILE RIDING MY HARLEY MOTOR CYCLE ON VACATION ACROSS NEBRASKA ON HIGHWAY 76 I NOTICED EXTREME HEAT ON THE INSIDE OF MY RIGHT LEG AND LOSS OF POWER. THE INSIDE OF MY RIGHT WAS BURNED AND GOT INFECTED, TOTAL BILL FOR DOCTOR AND TIME OFF FROM WORK WAS APPROXIMATELY $1500.00-$2000.00. THE WORK DONE ON THE MOTOR CYCLE BILL WAS $1487.00. THIS IS SUPPOSE TO TAKE CARE OF THE PROBLEM OF OVER HEATING. NEW HEAD PIPES $524.95, KIT,SESTAGE 1 AIC %)MM$139.95, KIT-EFI SUPER TUNER,SCREA $459.95, JOB CODE;0 TEC: JDK $81.00, DYNO TUNE$275.40. I HAVE PAID ALL EXPENSES. I BOUGHT THIS HARLEY IN FULL FAITH THAT THE ENGINEERS WERE IN GOOD FAITH OF HIGH QUALITY SUPERIOR WORK ETHICS FOR THE CUSTOMER. I BELIEVE HARLEY DAVIDSON HAS FAULT WITH THIS OVER HEATING PROBLEM. TRYING TO BLAME IT ON EPA OR SOMEONE ELSE IS NOT TRUE. THEY ENGINEERED THE PRODUCT, THEN THE SHOULD MEET ALL REQUIREMENTS AND STILL HAVE A SUPERIOR PRODUCT. *TR
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
TRANSMISSION SHIFT LINKAGE FALLS OFF OF THE TRANSMISSION SPLINE BOLT. IT HAPPENED TO ME WITH LESS THAN 9000 MILES. APPARENTLY IT IS A COMMON PROBLEM. I GOT STUCK IN 6TH GEAR AND THERE WERE MANY TIMES ON THE WAY HOME I NEEDED TO NOT COME TO A STOP WITH TWO ON THE BIKE. THERE WAS A FEW TIMES IT WOULD HAVE BEEN SAFER TO DOWN SHIFT ON THE ROAD. THE ISSUE IS A VERY POOR DESIGN WHERE THE SHIFT ARM LEVER MATES TO THE TRANSMISSION SPLINE BOLT.
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
WHEN SLOWING DOWN RAPIDLY, THE FRONT END WOBBLES FIERCELY, YOU HAVE TO BE HOLDING ON VERY TIGHTLY AND MAKE IT STOP FASTER FOR IT TO BE CORRECTED, I HAVE HAD THE BIKE IN THE SHOP SEVERAL TIMES AND NO RESOLUTION. IT IS DANGEROUS. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
2012 FLHTK ULTRA LIMITED PURCHASED 03/2012. ON MAY 25TH 2012 THE FRONT BRAKE FAILED. THE FRONT BRAKE LEVER WAS HARD AND WOULD NOT MOVE TO ENGAGE THE FRONT BRAKES. I TOOK THE BIKE TO THE DEALER AND THE FOLLOWING TUESDAY I WAS TOLD THE ABS MODULATOR HAD A STUCK VALVE OR SOME UNKNOWN FAILURE AND HD WAS SHIPPING OUT A PART TO FIX IT. THURSDAY THAT SAME WEEK THEY CALLED AND SAID THE BIKE WAS FIXED. I HAVE TALKED TO THE DEALER AND SPENT 5 HOURS ON THE PHONE WITH HD CORPORATE OFFICE CUSTOMER SERVICE. I HAVE BEEN TOLD THAT THERE IS NO WAY FOR ME TO BE INFORMED OF WHAT EXACTLY THE FAILURE WAS. I ASKED TO SPEAK WITH A TECH WHO CAN EXPLAIN WHY THE ABS SYSTEM DID NOT WARN ME OF A FAILED VALVE AND WHY THE ABS WAS ABLE TO DISABLE THE FRONT BRAKES ON A MOTORCYCLE. THE ABS SOLE REASON FOR BEING ON THAT BIKE IS ADDED SAFETY, NOT TO MAKE IT LESS SAFE. HAD THIS FAILURE HAPPENED A FEW HOURS LATER, I WOULD HAVE BEEN AT HIGHWAY SPEEDS ON THE INTERSTATE WITH NO WAY TO STOP THE BIKE IN CASE OF AN EMERGENCY! I UNDERSTAND THINGS BREAK, I GET IT. BUT HD DID NOT TEST THE REST OF THE COMPONENTS IN THE ABS SYSTEM FOR OTHER CONTRIBUTING ISSUES. NO CHECK ENGINE LIGHT, NO ABS LIGHT, NO CODES, NOTHING. JUST GO TO GRAB THE BRAKES AND THEY ARE NOT THERE, THE ENTIRE FRONT BRAKE SYSTEM WAS STUCK IN THE OPEN POSITION. I SEEM TO BE THE ONLY ONE WHO SEES JUST HOW SERIOUS THIS ISSUE IS AND NO ONE AT HD WILL HELP ME IN GETTING ANSWERS. THE ABS SYSTEM ON HD MOTORCYCLES IS SERIOUSLY FLAWED IF IT IS ABLE TO LOCK YOU OUT OF USING THE BREAKS AND GIVE NO WARNING EVEN THOUGH IT DID IT'S SELF CHECKS AT START UP. I AM STILL TRYING TO GET ANSWERS BUT AS OF THIS WRITING, I STILL HAVE NO ANSWERS AS TO WHAT HAPPENED OR IF IT CAN HAPPEN AGAIN. THIS IS THE SECOND BRAKE FAILURE ON 2 BRAND NEW HARLEYS I BOUGHT THIS YEAR. THE OTHER IS A 2012 DYNA FXDC, FRONT MASTER CYLINDER FAILED THE DAY AFTER WE BOUGHT IT! *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
THE REAR DUNLOP TIRE ON MY 2012 HARLEY ELECTRA GLIDE STARTED TO LOSE AIR. UPON A CLOSER INSPECTION THE TIRE WAS SPLITTING IN NUMEROUS SPOTS. THE TIRE IS NOT DRY ROTTED . FOR SAFETY REASONS IT WAS RETURNED TO THE DEALER WHO INSTALLED THE TIRE. HE STATED HE HAD NEVER SEEN THIS HAPPEN BEFORE. A NEW TIRE HAD TO BE INSTALLED . UOPN INSPECTION THE MECHANIC AND DEALER STATED NOTHING WAS WRONG WITH THE MOTORCYCLE TO CAUSE THE ISSUE. DUNLOP STATED IT WAS DUE TO EITHER HEAVY LOAD(THIS IS A MOTORCYLCE NOT A TRUCK) OR RUNNING IT AT LOW PRESSURE. THIS IS NOT POSSIBLE SINCE EVERY TIME THE BIKE IS RIDDEN A FULL SAFETY CHECK IS DONE BEFORE RIDING! OUR LIVES DEPEND ON IT. THE DUNLOP REP (COMPLAINT LINE I CALLED) STATED THEY WILL DO NOTHING ABOUT IT. I HAVE THE RECIEPTS FOR WHEN THIS TIRE WAS PUT ON AND ALSO FOR THE NEW ONE. THIS TIRE SHOULD HAVE HAD AT LEAST HALF IT'S LIFE LEFT BUT DUE TO IT'S FAILURE IT WORE UNEVENLY AND CRACKED. THIS HAPPENED AT THE MAXIMUM OF 100 MILES.
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 .