2009 Harley-Davidson Flhtcu electrical system problems
11 owner complaints filed with NHTSA name the electrical system on the 2009 Harley-Davidson Flhtcu — 16% of all complaints for this model year.
What owners report
“The wiring harness connector to the efi/ecm is faulty, causing multiple codes dealing with low voltage to the throttle by wire, these low voltages causes the throttle to fail during riding and loss of speedometer. I have nearly been in multiple accidents related to the issue which has occured well…”
filed Apr 9, 2017
“Riding my 09 harley ultra, when at low speed I had to stop for a car stopped to make a left turn. The front brake lever was frozen and could not apply the brake. I swerved off into the grass to avoid hitting the car. The rear brakes still worked but at slow speeds I use the front so I can put my…”
filed May 27, 2015
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
SERVICE BULLETIN M1490 (V 24.8.8): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL…
M1490 · Service Bulletin/Repair Instructions · issued Aug 8, 2024
Electrical System problems in other Flhtcu years
| Year | Reports | Share |
|---|---|---|
| 2010 Flhtcu | 5 | 16% |
| 2008 Flhtcu | 6 | 7% |
| 2007 Flhtcu | 1 | 2% |
Other reported problem areas on the 2009 Harley-Davidson Flhtcu
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.