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2007 Honda Odyssey

Owner reports · Recalls · Investigations

More warning signs than most Odyssey years

Owner complaints for the 2007 Honda Odyssey are substantially higher than the model-year median of 249.5.

About this comparison →

When problems were reported

Mileage at the reported incident

672 reports with mileage · 158 unknown

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.

  • Service Brakes, Hydraulic. Review the 139 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 134 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 109 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

38 crash reports15 fire reports48 injury reports

Power Train complaints

78 reports
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Mileage unknown · Jul 9, 2010
Power Train

A TRANSMISSION JUDDER IS FELT WHILE DRIVING BETWEEN 20-45 MPH AND I DID RECEIVE A SAFETY RECALL NOTICE FROM HONDA AUTOMOBILE DIVISION REGARDING THAT SUBJECT UPON WHICH I SCHEDULED AN APPOINTMENT WITH AN AUTHORIZED DEALER TO FIX THE PROBLEM BUT HE HAS FAILED TO REMEDY THE DEFECT IN MY VEHICLE AND THE VEHICLE IS STILL DEFECTED. *T…

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A TRANSMISSION JUDDER IS FELT WHILE DRIVING BETWEEN 20-45 MPH AND I DID RECEIVE A SAFETY RECALL NOTICE FROM HONDA AUTOMOBILE DIVISION REGARDING THAT SUBJECT UPON WHICH I SCHEDULED AN APPOINTMENT WITH AN AUTHORIZED DEALER TO FIX THE PROBLEM BUT HE HAS FAILED TO REMEDY THE DEFECT IN MY VEHICLE AND THE VEHICLE IS STILL DEFECTED. *TR

NHTSA ODI #10342206

Mileage unknown · Jun 29, 2010
Power TrainService Brakes, Hydraulic

2007 HONDA ODYSSEY. CONSUMER STATES PROBLEM WITH BRAKES *TGW THE CONSUMER STATED EXTREME PRESSURE HAD TO BE APPLIED TO THE BRAKES, IN ORDER TO GET THE VEHICLE TO STOP. ALSO, THE CLUTCH SHUDDERED WHEN DRIVING DOWN A HILL, IT NOT ONLY SHUDDERED, BUT IT MADE THE ENTIRE VEHICLE SHAKE AND RATTLE AS IF IT WERE FALLING APART.

NHTSA ODI #10340114

50,000 miles · Jun 22, 2010
Power Train

TL* THE CONTACT OWNS A 2007 HONDA ODYSSEY. THE CONTACT RECEIVED A NOTIFICATION OF AN UNKNOWN RECALL AND HAD REPAIRS MADE TO THE VEHICLE AT AN AUTHORIZED DEALER. AFTER REPAIRS, WHEN DRIVING AT MINIMUM LOW SPEEDS AND DRIVING UPHILL, THE VEHICLE WOULD VIOLENTLY JERK. THE DEALER ADVISED THE FAILURE WAS DUE TO THE TRANSMISSION. THE V…

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TL* THE CONTACT OWNS A 2007 HONDA ODYSSEY. THE CONTACT RECEIVED A NOTIFICATION OF AN UNKNOWN RECALL AND HAD REPAIRS MADE TO THE VEHICLE AT AN AUTHORIZED DEALER. AFTER REPAIRS, WHEN DRIVING AT MINIMUM LOW SPEEDS AND DRIVING UPHILL, THE VEHICLE WOULD VIOLENTLY JERK. THE DEALER ADVISED THE FAILURE WAS DUE TO THE TRANSMISSION. THE VEHICLE WAS LEFT WITH THE DEALER WHERE THE CONTACT WAS AWAITING REPAIRS. THE CONTACT WAS CONCERNED THAT THE REPAIR WOULD NOT CORRECT THE FAILURE. THE FAILURE MILEAGE WAS 50,000 AND THE CURRENT MILEAGE WAS 52,000. UPDATED 10/27/10. *LJ

NHTSA ODI #10339461

30,000 miles · Jun 21, 2010
Power TrainVehicle Speed Control

2007 HONDA ODYSSEY ' DECELERATED ON ITS OWN. WHILE DRIVING AT ABOUT 30 MPH THE VEHICLE ACCELERATED QUICKLY AND DECELERATED QUICKLY ON ITS OWN. THE INCIDENT LASTED ABOUT 3 SECONDS. IT DID NOT COME TO FULL STOP. THE RECALL FOR THE BRAKES FOR THIS MODEL WAS INSTALLED ON 6/15/10 BY THE DEALERSHIP. THIS INCIDENT OCCURRED DAYS LAT…

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2007 HONDA ODYSSEY ' DECELERATED ON ITS OWN. WHILE DRIVING AT ABOUT 30 MPH THE VEHICLE ACCELERATED QUICKLY AND DECELERATED QUICKLY ON ITS OWN. THE INCIDENT LASTED ABOUT 3 SECONDS. IT DID NOT COME TO FULL STOP. THE RECALL FOR THE BRAKES FOR THIS MODEL WAS INSTALLED ON 6/15/10 BY THE DEALERSHIP. THIS INCIDENT OCCURRED DAYS LATER ON 6/20/10. THE VERY SAME ISSUE HAPPENED 2 TIMES BEFORE ABOUT 18 MONTHS AGO. THE CAR WAS TAKEN TO THE DEALERSHIP BUT NO ISSUE WAS FOUND. *TR

NHTSA ODI #10339272

30,000 miles · Jun 16, 2010
Power Train

TL* THE CONTACT OWNS A 2007 HONDA ODYSSEY. THE CONTACT STATED SHE HAD HER VEHICLE SERVICED FOR THE RECALL ASSOCIATED WITH NHTSA CAMPAIGN ID NUMBER: 10V098000 (SERVICE BRAKES, AIR). WHEN RECEIVING THE VEHICLE BACK FROM THE DEALER, THE CONTACT NOTICED THERE WAS AN UNUSUAL JERK WHEN CHANGING GEARS. THE VEHICLE WAS TAKEN BACK TO T…

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TL* THE CONTACT OWNS A 2007 HONDA ODYSSEY. THE CONTACT STATED SHE HAD HER VEHICLE SERVICED FOR THE RECALL ASSOCIATED WITH NHTSA CAMPAIGN ID NUMBER: 10V098000 (SERVICE BRAKES, AIR). WHEN RECEIVING THE VEHICLE BACK FROM THE DEALER, THE CONTACT NOTICED THERE WAS AN UNUSUAL JERK WHEN CHANGING GEARS. THE VEHICLE WAS TAKEN BACK TO THE DEALER AND SHE WAS ADVISED SHE WOULD NEED TO REPLACE THE TORQUE CONVERTER. THE VEHICLE WAS REPAIRED. THE VEHICLE THEN BEGAN TO EXHIBIT AN UNUSUAL CLUNKING FROM THE FRONT END OF THE VEHICLE WHEN DRIVING AT SPEEDS OF 45 MPH OR GREATER. THE DEALER WAS UNABLE TO DETERMINE THE CAUSE OF THE FAILURE AND ADVISED THE CONTACT THAT SHE SHOULD NOT BE TOO CONCERNED WITH THE NOISE. THE VEHICLE WAS NOT FURTHER REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 30,000.

NHTSA ODI #10336680

28,000 miles · Jun 8, 2010
Power Train

TRANSMISSION SHUDDER PERSISTS AFTER THREE SOFTWARE UPDATES AND TORQUE CONVERTER REPLACEMENT. WARRANTY EXPIRES AT 60K, CURRENTLY AT 57K. DEALER HAS EXPRESSED FRUSTRATION IN DEALING WITH HONDA OF AMERICA IN FINDING A RESOLUTION TO THE PROBLEM. BEFORE TORQUE CONVERTER WAS REPLACED THE DEALER HAD TO TAKE A "SNAPSHOT" OF THE RPM DIFF…

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TRANSMISSION SHUDDER PERSISTS AFTER THREE SOFTWARE UPDATES AND TORQUE CONVERTER REPLACEMENT. WARRANTY EXPIRES AT 60K, CURRENTLY AT 57K. DEALER HAS EXPRESSED FRUSTRATION IN DEALING WITH HONDA OF AMERICA IN FINDING A RESOLUTION TO THE PROBLEM. BEFORE TORQUE CONVERTER WAS REPLACED THE DEALER HAD TO TAKE A "SNAPSHOT" OF THE RPM DIFFERENCE BETWEEN THE ENGINE AND TRANSMISSION. AFTER TORQUE CONVERTER REPLACEMENT AND THIRD SOFTWARE UPDATE THE DIFFERENCE IS GREATER. HOA NOW STATES THE RPM DIFFERENCE IS WITHIN NORMAL RANGE. WHEN ASKED WHY THE LESSER AMOUNT REPORTED BEFORE WAS ENOUGH TO WARRANT A REPLACEMENT OF TORQUE CONVERTER AND NOW NO FURTHER SERVICE IS NEEDED, HOA HAD NO ANSWER. *TR

NHTSA ODI #10335332

15,000 miles · May 20, 2010
Power Train

TL* THE CONTACT OWNS A 2007 HONDA ODYSSEY. WHILE TRAVELING AT SPEEDS OF 55 MPH, THE STEERING WHEEL BEGAN TO VIBRATE EXCESSIVELY. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TORQUE CONVERTER WAS REPLACED. THERE WERE NO PRIOR WARNINGS. THE FAILURE MILEAGE WAS 15,000 AND THE CURRENT MILEAGE WAS 60,000.

NHTSA ODI #10331385

55,000 miles · May 18, 2010
Power Train

2007 HONDA ODYSSEY EX-L-TRANSMISSION IS SHUDDERING WHILE DRIVING AT 30-40 MPH. THE PROBLEM SEEMS TO HAPPEN WHEN I SLOW DOWN THEN PRESS ON THE GAS AGAIN. IT FEELS LIKE I AM DRIVING OVER RAILROAD TRACKS. I ALSO NOTICED THAT IT HAPPENED TODAY FOR THE FIRST TIME AT 55 MPH. I ALSO NOTICE THAT THE CAR "PULLS" BACK SLIGHTLY WHEN I …

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2007 HONDA ODYSSEY EX-L-TRANSMISSION IS SHUDDERING WHILE DRIVING AT 30-40 MPH. THE PROBLEM SEEMS TO HAPPEN WHEN I SLOW DOWN THEN PRESS ON THE GAS AGAIN. IT FEELS LIKE I AM DRIVING OVER RAILROAD TRACKS. I ALSO NOTICED THAT IT HAPPENED TODAY FOR THE FIRST TIME AT 55 MPH. I ALSO NOTICE THAT THE CAR "PULLS" BACK SLIGHTLY WHEN I AM DRIVING AT HIGHER SPEEDS--IT FEELS LIKE I AM LETTING MY FOOT OFF THE GAS PEDAL, BUT I AM NOT. I TOOK THE VAN INTO A HONDA DEALERSHIP ON MAY 8, 2010. THEY UPDATED THE SOFTWARE AND SAID THAT THE VAN WAS RUNNING FINE, BUT IT IS STILL GIVING ME PROBLEMS. I WILL BE TAKING IT BACK TO HONDA OF SERRAMONTE IN DALY CITY, CA ON MAY 22, 2010. I AM NOT HAPPY--THE POWER TRAIN WARRANTY EXPIRES AT 60, 000 MILES--VAN HAS 57,600 MILES. I HOPE HONDA WILL TAKE CARE OF MY PROBLEMS BEFORE MY WARRANTY EXPIRES! *TR

NHTSA ODI #10331111

26,000 miles · May 17, 2010
Power Train

TRANSMISSION DOES NOT SHIFT SMOOTHLY, ESPECIALLY WHEN COMING TO A STOP YOU CAN FEEL AND HEAR THE TRANSMISSION DOWN SHIFTING. FIRST WE COULD FEEL THE ENGINE JUTTER BETWEEN 35 - 40 MPH WHEN UPSHIFTING. DEALER SAID IT NEEDED A SOFTWARE UPGRADE. WE GOT THE SOFTWARE UPGRADE - MADE IT WORSE. THEY THEN SAID IT NEEDED A NEW TORQUE CONVE…

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TRANSMISSION DOES NOT SHIFT SMOOTHLY, ESPECIALLY WHEN COMING TO A STOP YOU CAN FEEL AND HEAR THE TRANSMISSION DOWN SHIFTING. FIRST WE COULD FEEL THE ENGINE JUTTER BETWEEN 35 - 40 MPH WHEN UPSHIFTING. DEALER SAID IT NEEDED A SOFTWARE UPGRADE. WE GOT THE SOFTWARE UPGRADE - MADE IT WORSE. THEY THEN SAID IT NEEDED A NEW TORQUE CONVERTER. THE NEW TORQUE CONVERTER FIXED THE JUTTERING, NOW THE DOWNSHIFTING IS NOT SMOOTH. WE TOOK IT TO THE DEALER AGAIN AND THEY ARE TELLING US IT'S FINE. I'VE SPOKEN TO A MECHANIC AND HE MENTIONED THAT HE HAS HEARD A LOT OF COMPLAINTS REGARDING THE ODYSSEY'S TRANSMISSION. *TR

NHTSA ODI #10330815

48,000 miles · May 11, 2010
Power Train

TL*THE CONTACT OWNS A 2007 HONDA ODYSSEY. WHILE DRIVING AT APPROXIMATELY 40-50 MPH, THE CONTACT STATED THAT SHE HEARD A NOISE. THE VEHICLE BEGAN TO SHAKE AS IF IT WERE IN THE WRONG GEAR. SHE NOTICED THE PROBLEM EACH TIME THE VEHICLE WAS DRIVING BETWEEN 40 AND 50 MPH. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALERSHIP BUT THE DEAL…

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TL*THE CONTACT OWNS A 2007 HONDA ODYSSEY. WHILE DRIVING AT APPROXIMATELY 40-50 MPH, THE CONTACT STATED THAT SHE HEARD A NOISE. THE VEHICLE BEGAN TO SHAKE AS IF IT WERE IN THE WRONG GEAR. SHE NOTICED THE PROBLEM EACH TIME THE VEHICLE WAS DRIVING BETWEEN 40 AND 50 MPH. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALERSHIP BUT THE DEALER COULD NOT DUPLICATE THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 48,000. THE CURRENT MILEAGE WAS 54,363.

NHTSA ODI #10329921

Official recalls

4

14V112000 · Fuel System, Gasoline:delivery:fuel Pump

Mar 14, 2014

American Honda Motor Co., Inc. (Honda) is recalling certain 2005-2010 Honda Odyssey vehicles manufactured June 23, 2004, through September 4, 2010. In the affected vehicles, the fuel pump strainer cover may deteriorate allowing fuel to leak out.

Consequence & remedy

Consequence: A fuel leak increases the risk of a fire.

Remedy: Parts to permanently repair the affected vehicles are not currently available. Honda will notify owners with an interim letter during May 2014. A second notice was mailed to owners October 6, 2014 when the remedy became available. Any vehicles that are currently leaking from the fuel pump cover will get a replacement, original cover. All vehicles, including those receiving the interim repair, will get an improved cover when they are available. Owners may contact Honda at 1-800-999-1009. The recall numbers associated with this campaign are JD9 (inspection and/or preliminary part replacement) and JE0 (final parts replacement).

13V500000 · Electrical System:software

Nov 1, 2013

American Honda Motor Company (Honda) is recalling certain model year 2007-2008 Honda Odyssey vehicles manufactured August 8, 2006, through September 8, 2008. Due to a combination of system components and software, the Vehicle Safety Assist System (VSA) may apply the brakes unexpectedly.

Consequence & remedy

Consequence: The vehicle may suddenly and unexpectedly brake hard, and without illuminating the brake lights, increasing the risk of a crash from behind.

Remedy: Parts to remedy these vehicles will not be available until the spring of 2014. Honda will send owners an interim letter notifying them of the issue and instruct them how to prevent unintended braking. A second notification will be sent when the parts become available. Interim notification was mailed in December 2013. The recall began on April 29, 2014. Owners may contact Honda at 1-800-999-1009 or visit their website at www.recalls.honda.com. Honda's recall number is JC5.

10V504000 · Service Brakes, Hydraulic:foundation Components:master Cylinder

Oct 22, 2010

HONDA IS RECALLING CERTAIN MODEL YEAR 2005-2007 ODYSSEY AND ACURA RL VEHICLES. BRAKE FLUID CONTAINING POLYMERS IS USED THAT ACTS AS A LUBRICANT FOR CERTAIN BRAKE SYSTEM COMPONENTS. IF REPLACEMENT BRAKE FLUID IS USED THAT DOES NOT CONTAIN SUCH POLYMERS, OR THAT CONTAINS ONLY SMALL AMOUNTS, A PART OF THE RUBBER SEAL LOCATED AT THE REAR OF THE BRAKE MASTER CYLINDER MAY BECOME DRY, AND THE SEAL MAY CURL DURING MOVEMENT OF THE PISTON. IF THIS OCCURS, A SMALL AMOUNT OF BRAKE FLUID COULD SLOWLY LEAK FROM THE SEAL INTO THE BRAKE BOOSTER.

Consequence & remedy

Consequence: A LEAK OF BRAKE FLUID COULD LEAD TO A CHANGE IN BRAKE PEDAL FEEL AND OVERTIME A DEGRADATION IN BRAKING PERFORMANCE INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE BRAKE MASTER CYLINDER SEAL FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING DECEMBER 2010. OWNERS MAY CONTACT HONDA AT 1-800-999-1009.

10V098000 · Service Brakes, Air

Mar 16, 2010

HONDA HAS NOTIFIED NHTSA OF A DEFECT IN CERTAIN MODEL YEAR 2007 AND 2008 ODYSSEY AND ELEMENT PASSENGER VEHICLES MANUFACTURED BETWEEN JULY 28, 2006 AND AUGUST 21, 2008. AIR CAN ENTER THE VSA MODULAR PUMP DURING AN INITIAL SELF-CHECK PROCESS THAT OCCURS SHORTLY AFTER EACH TIME THE ENGINE IS STARTED. IT IS POSSIBLE FOR ENOUGH AIR TO ENTER THE SYSTEM TO RESULT IN A BRAKE PEDAL THAT FEELS SOFT OR LOWER TO THE FLOOR.

Consequence & remedy

Consequence: IF THE OWNER DOES NOT HAVE ANY BRAKE SERVICE OR MAINTENANCE PERFORMED OVER A PERIOD OF MONTHS OR YEARS, THE SYSTEM CAN CONTINUE TO ACCUMULATE ENOUGH AIR TO AFFECT BRAKING PERFORMANCE, INCREASING THE RISK OF A CRASH.

Remedy: HONDA WILL NOTIFY OWNER AND HONDA DEALERS WILL REPAIR THE VSA MODULATOR BY REMOVING ANY EXISTING AIR IN THE BRAKE SYSTEM THEN APPLY SEALANT AND CAPS TO PREVENT AIR FROM ENTERING THE BRAKE SYSTEM FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MAY 3, 2010. OWNERS MAY CONTACT HONDA AT 1-800-999-1009.

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

3

PE13024 · Inappropriate Autonomous Braking

Opened Jun 25, 2013 · Closed Nov 4, 2013

Status: closed (inferred from source dates) · Electronic Stability Control

In a letter dated October 31, 2013, Honda Motor Company (Honda) submitted a recall notice to NHTSA's Office of Defects Investigation describing a defect in the Vehicle Stability Assist (VSA) system in approximately 344,187 model year (MY) 2007 and 2008 Honda Odyssey vehicles produced from August 8, 2006 through September 8, 2008 (NHTSA Recall 13V-500, Honda Recall JC5).The report describes a defect condition caused by a combination of VSA system components and software that is unique to the MY 2007-2008 Honda Odyssey vehicles.The condition may result in unexpected brake application by the VSA system with no brake lamp illumination.The braking forces resulting from the condition can approach the maximum braking capability of the vehicle.Honda's investigation determined that (1) if the yaw rate sensor off-set exceeds a certain value, (2) the sensor calibration is not completed before the vehicle starts moving after start-up, and (3) the vehicle is driven in a specific manner; the VSA system may build hydraulic pressure in the brake system resulting in heavy, unexpected braking without the driver applying the brake pedal.Honda estimates that the parts necessary to correct this condition will not be available until March 2014.Pending part availability, Honda will send interim letters to affected owners including instructions to avoid the defect condition using a procedure to ensure proper VSA system calibration after each vehicle start-up, as well as instructions about what to do if unexpected brake application occurs while driving.Once the remedy parts are available, Honda will send a second notice advising owners to bring their vehicle to their dealer for installation of a redesigned yaw rate sensor.This investigation is closed.

EA09014 · Air In Brake System

Opened Oct 19, 2009 · Closed May 11, 2010

Status: closed (inferred from source dates) · Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip:control Unit/module

By letter dated March 15, 2010, American Honda Motor Corp. (HMC) notified the National Highway Traffic Safety Administration (NHTSA) that it will conduct a safety recall (NHTSA Recall No. 10V-098) to address a defect in approximately 412,000 model year (MY) 2007 and 2008 Honda Odyssey and Element vehicles equipped with an ABS/VSA/TCS modulator. The recalled Odyssey vehicles were built from August 2006 August 2008.The recalled Element vehicles were built from July 2006 to July 2008. According to Honda, during an initial self-check process that occurs shortly after each engine ignition cycle, the self-diagnostic software for the VSA modulator allows a vacuum condition that can exist for several hours, allowing air to enter the VSA modulator pump.Over time, and thousands of engine ignition cycles, it is possible for enough air to enter the system to result in a brake pedal that feels soft or lower to the floor.If the customer does not have any brake service or maintenance performed over a period of months or years, the system can continue to accumulate enough air to affect braking performance.To correct the safety defect, Honda dealers will remove existing air in the brake system then apply sealant and caps to the VSA modulator to prevent air from entering the brake system, free of charge. The action taken by Honda is sufficient to resolve the issues raised by this investigation. The agency will continue to monitor this issue and reserves the right to take further action if warranted by the circumstances.Accordingly, this investigation is closed.

PE09024 · Air In Brake System

Opened May 13, 2009 · Closed Oct 19, 2009

Status: closed (inferred from source dates) · Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip

THE OFFICE OF DEFECTS INVESTIGATION (ODI) HAS RECEIVED 69 COMPLAINTS, AND HONDA HAS RECEIVED 613 COMPLAINTS AND FIELD REPORTS, ALLEGING LOW/SOFT/SPONGY BRAKE PEDAL TRAVEL IN MODEL YEAR (MY) 2006 THROUGH 2008 HONDA ODYSSEY MINIVANS.TWENTY-SIX ODI COMPLAINTS WERE ALSO REPORTED TO HONDA, RESULTING IN A TOTAL COMPLAINT COUNT OF 656.SOME COMPLAINTS ALLEGE THAT THE CONDITION RESULTED IN EXTENDED STOPPING DISTANCES, INCLUDING SOME REPORTS OF ROLLING PAST STOP SIGNS OR TRAFFIC LIGHTS.THERE ARE 14 ALLEGED CRASHES IN THE SUBJECT VEHICLE POPULATION RELATED TO LOW/SOFT PEDALS. IN RESPONSE TO ODI'S INFORMATION REQUEST FOR PRELIMINARY EVALUATION PE09-024, HONDA INDICATED THAT SMALL AMOUNTS OF AIR MAY ENTER THE BRAKE SYSTEM DURING INITIAL DIAGNOSTICS OF THE VEHICLE STABILITY ASSIST (VSA) MODULATOR WHILE THE PUMP IS BRIEFLY ACTUATED FOR SYSTEM DIAGNOSTICS AFTER THE ENGINE IS STARTED.THE AMOUNT OF AIR GRADUALLY INCREASES WITH EACH SUCCESSIVE ENGINE START CYCLE, RESULTING IN PROGRESSIVELY INCREASING BRAKE PEDAL STROKE.ACCORDING TO HONDA, THE CONDITION DOES NOT PRESENT A SIGNIFICANT RISK TO MOTOR VEHICLE SAFETY BECAUSE THE PEDAL STROKE GRADUALLY INCREASES, PROVIDING THE DRIVER WITH INFORMATION THAT THE BRAKE PEDAL HEIGHT IS CHANGING AND REQUIRES ATTENTION.HONDA HAS FURTHER INDICATED THAT THERE IS NO DETERIORATION OF BRAKING PERFORMANCE CAUSED BY THE SUBJECT CONDITION, EVEN THOUGH THE PEDAL HEIGHT AND FEEL ARE DIFFERENT, UNTIL PEDAL STROKE HAS REACHED THE END OF TRAVEL AND THE DRIVER CANNOT PRODUCE ANY ADDITIONAL BRAKE LINE PRESSURE.HONDA STATES THAT IT IS UNAWARE OF ANY VEHICLES THAT HAVE REACHED SUCH A CONDITION AND HONDA TESTING USING A LEAKING FIELD RETURN MODULATOR INDICATES THAT IT WOULD TAKE OVER A YEAR BEFORE THE PEDAL TRAVEL WOULD REACH ITS LIMIT DURING HARD STOPS WITH 200 N (45 LBF) OF PEDAL EFFORT - THE NOMINAL FORCE REQUIRED TO REACH ABS BRAKING MODE. ODI'S ANALYSIS OF WARRANTY DATA INDICATES THAT THE MY 2007-08 ODYSSEY VEHICLES HAVE EXPERIENCED THE ALLEGED DEFECT AT A RATE OF 0.67%.THE MY 2006 ODYSSEY VEHICLES HAVE EXPERIENCED THE ALLEGED DEFECT AT A SIGNIFICANTLY LOWER RATE (0.04%) THAN THE MY 2007-08 ODYSSEY.HONDA IMPLEMENTED A DESIGN CHANGE IN THE MY 2007 VEHICLES TO CHANGE THE VSA DIAGNOSTIC PROGRAM. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA09-014) FOR THE MY 2007-08 ODYSSEY VEHICLES TO CONTINUE TO INVESTIGATE THE SCOPE, FREQUENCY, AND SAFETY-RELATED CONSEQUENCES OF THE ALLEGED DEFECT.