2005 Big Dog Chopper Electrical system Problems
- Complaints
- 2about this part
- Share
- 40%of 5 total for the year
- Median mileage
- 1,700miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2005 Big Dog Chopper, 40% of the 5 complaints for this model year. Where a mileage was given, the median is 1,700 miles. 1 a fire, according to the filers. 2 recall campaigns on record are filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact stated the motorcycle seems as if it attempted to start itself after the motorcycle became wet. The vehicle was taken to the dealer who changed the gaskets and greased the connections to stop the water from shorting out the electrical system. The manufacturer has been alerted.”
NHTSA complaint #10161758, filed 2006-07, 1,900 miles“The contact owns a 2005 big dog Chopper. While the vehicle was parked and he attempted to start it, the wiring on the electronic harness control (ehc) melted and caught fire. He pulled the wiring apart and the vehicle was towed to a dealer. The dealer replaced the ehc. Several years later while driving approximately 3 MPH the vehicle stalled and he pushed the vehicle to the side of the road. He waited for an hour and the vehicle started normally. The vehicle was taken to the dealer who stated that the ehc need to be replaced. …”
NHTSA complaint #10366721, filed 2010-11, 1,500 milesRelated recalls
- 06V305000Aug 11, 2006On certain motorcycles, the electronic harness control (ehc) module can fail resulting in a total shut down of the vehicle's electronic power.Covers: Big Dog Chopper 2005–2006, Mastiff 2005–2006, Pitbull 2005 +4 more
- 06V301000Aug 9, 2006On certain motorcycles, the ignition modules are oriented within the battery tray in a way that makes the ignition module susceptible to vibration.Covers: Big Dog Chopper 2005–2006, Mastiff 2005–2006, Bulldog 2005
Related service bulletins
- 10020064Nov 3, 2006Intermittent printed circuit board operation.
- 10020152Jun 30, 2006Horn harness wires may break.
- 10020045Jun 23, 2006Ehc contact improvement procedure (revised). Current seal does not allow connector pins to seat properly and moisture may be present in connector.
- 10019909May 3, 2006Dielectric grease addition to connectors.
- 10018991Mar 27, 2006Inaccurate speedometer operation - vibrations at high speed are causing signal loss to needle from speed sensor.
- 10017597Aug 22, 2005Engine running only on one cylinder and/or damaged ignition coil or ignition module.
- 10017541Jul 10, 2005Primary drive fluid seeping from the starter housing.
Electrical system: other model years
Other parts of the 2005 Big Dog Chopper
1 complaintsBody and structure
1 complaintsTires
1 complaintsVehicle speed control
1 complaintsWheels
1 complaints
← All problems reported for the 2005 Big Dog Chopper
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology