The 2003 Yamaha Road Star Warrior has 1 NHTSA recall campaign affecting an estimated 29,139 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 27 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Recall campaigns
POWER TRAIN03V3090002003-08-2629,139 affected
Defect
IN THE TRANSMISSION ON CERTAIN MOTORCYCLES, THE SECOND/THIRD PINION GEAR MAY BE INCORRECTLY MACHINED WHICH COULD CAUSE ABNORMAL WEAR THAT EVENTUALLY RESULTS IN A BROKEN RETAINER CIRCLIP.
Consequence
IF THE CIRCLIP BREAKS, THE TRANSMISSION COULD LOCK UP, WHICH WOULD ALSO CAUSE THE REAR WHEEL TO LOCK UP. THIS COULD RESULT IN LOSS OF CONTROL AND A CRASH, POSSIBLY RESULTING IN SERIOUS INJURY OR DEATH.
Remedy
YAMAHA WILL REPLACE THE TRANSMISSION GEARS AND SHAFTS WITH NEW ONES. OWNER NOTIFICATION BEGAN ON SEPTEMBER 9, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT YAMAHA AT 1-800-88-YAMAHA OR VISIT…
Complaints by component
POWER TRAIN:MANUAL TRANSMISSION
17
POWER TRAIN:AUTOMATIC TRANSMISSION
4
ENGINE AND ENGINE COOLING
2
ELECTRICAL SYSTEM
1
1crashes
ENGINE AND ENGINE COOLING:ENGINE
1
POWER TRAIN
1
UNKNOWN OR OTHER
1
Total complaints27
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Visiting daytona bike week 2007. Engine shut down while traveling at highway speed on freeway. After motorists graciously allowed me through traffic to the shoulder had error code 12 and motorcycle would not start. Trailered to yamaha dealer and they said crankcase position sensor (cps) had become…”
“Riding 2003 yamaha roadstar warrior on public highway engine stopped, diagnostic code 12 showed on speedometer cps( crank shaft positioning sensor) wire broke. Need to order new sensor. *jb”
“Riding 2003 yamaha roadstar warrior on public highway engine stopped, diagnostic code 12 showed on speedometer cps( crank shaft positioning sensor) wire broke. Need to order new sensor. *jb”
“Yamaha road star warrior engine stalled on highway examination revealed a cut off wire from cps timing sensor. Wire's are under great tension. *nm”
“On january 12, 2004 consumer received a recall letter regarding transmission. Dealership still does not have the parts available to conduct the recall. Floor manger was contacted, and he indicated that the consumer should wait until the component part on recall will be available.*ak”
“On january 9, 2004 consumer received a recall letter regarding transmission. Dealership still does not have the parts available to conduct recall repairs. Dealer has been very cooperative. However, manufacturer is the problem, the 1-800 telephone number is disconnected,and consumer cannot get in…”
“On january 9 2004 consumer received a recall letter regarding transmission failure. The dealership did not have the parts available to perform recall repairs. *ak”
“Consumer received a recall on yamaha motorcycle transmission, and was told that manufacturer had not even started to make the recall repair parts. Also, was told that they did not know when they will start making the parts. Consumer was advised not to ride motorcycle because of the transmission…”
Defect investigations
InvestigationPE03038 Opened 2003-08-11 · closed 2003-11-06
UNINTENDED REAR WHEEL LOCKUP
SUMMARY: ON AUGUST 22, 2003 YAMAHA NOTIFIED THE AGENCY THAT IT WAS RECALLING CERTAIN MODEL YEAR2001 XV1600 ?ROAD STAR? MODEL MOTORCYCLES TO ADDRESS TRANSMISSION FAILURE IN THOSE VEHICLES.ACCORDING TO THE COMPANY, THE TRANSMISSION WOULD FAIL DUE TO EXCESSIVE BUSHING WEAR ON THE 4TH PINION GEAR.BASED ON ITS ANALYSIS OF…
InvestigationPE03038 Opened 2003-08-11 · closed 2003-11-06
UNINTENDED REAR WHEEL LOCKUP
SUMMARY: ON AUGUST 22, 2003 YAMAHA NOTIFIED THE AGENCY THAT IT WAS RECALLING CERTAIN MODEL YEAR2001 XV1600 ?ROAD STAR? MODEL MOTORCYCLES TO ADDRESS TRANSMISSION FAILURE IN THOSE VEHICLES.ACCORDING TO THE COMPANY, THE TRANSMISSION WOULD FAIL DUE TO EXCESSIVE BUSHING WEAR ON THE 4TH PINION GEAR.BASED ON ITS ANALYSIS OF…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2003 Yamaha Road Star Warrior as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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