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2003 Infiniti M45

Owner reports · Recalls · Investigations

More warning signs than most M45 years

Owner complaints for the 2003 Infiniti M45 are substantially higher than the model-year median of 27.

About this comparison →

How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

111 reports with mileage · 18 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.

  • Fuel System, Gasoline. Review the 65 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 22 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

What owners actually said

129 reports
Mileage unknown · Mar 14, 2012
Fuel System, Gasoline

PURCHASED 2003 INFINITI M45 IN DECEMBER OF 2009. THE FUEL GAUGE DID NOT READ CORRECTLY AS OF PURCHASE DATE, ALWAYS READING HALF FULL TO FULL. DEALER INSPECTION FOUND THAT ENTIRE CLUSTER NEEDS REPLACED. *TR

NHTSA ODI #10451659

65,000 miles · Mar 13, 2012
Fuel System, Gasoline

THE CAR STALLED WHEN I WAS DRIVING ON 880 FREEWAY LEFT LANE. LUCKILY I SUCCEEDED TO STEER THE CAR THROUGH THE LANES TO THE RIGHT CURB. WHEN I LOOKED AT THE FUEL GAUGE (ASKED BY POLICE OFFICER THAT STOPPED BY), IT SHOWED SLIGHTLY MORE THAN ONE QUARTER. THE CAR WAS TOWED TO FRONTIER INFINITI DEALERSHIP IN SANTA CLARA. THE DEALERS…

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THE CAR STALLED WHEN I WAS DRIVING ON 880 FREEWAY LEFT LANE. LUCKILY I SUCCEEDED TO STEER THE CAR THROUGH THE LANES TO THE RIGHT CURB. WHEN I LOOKED AT THE FUEL GAUGE (ASKED BY POLICE OFFICER THAT STOPPED BY), IT SHOWED SLIGHTLY MORE THAN ONE QUARTER. THE CAR WAS TOWED TO FRONTIER INFINITI DEALERSHIP IN SANTA CLARA. THE DEALERSHIP CHECKED THE CAR AND CLAIMS THAT THE GAS TANK WAS EMPTY. SO IT LOOKS LIKE THE FUEL GAUGE WAS NOT INDICATING CORRECTLY. NO REPAIR ACTION WAS TAKEN. *TR

NHTSA ODI #10451461

95,000 miles · Mar 12, 2012
Electrical SystemFuel System, Gasoline

THE FUEL GAUGE DOES NOT ACCURATELY REFLECT ACTUAL FUEL LEVEL. IT READS FULL 100% OF THE TIME REGARDLESS OF HOW MUCH FUEL IS ACTUALLY IN THE TANK. *TR

NHTSA ODI #10451208

57,000 miles · Mar 12, 2012
Fuel System, Gasoline

THIS RELATES TO NHTSA INVESTIGATION PE11038. I WRITE ABOUT A FAULTY DESIGN THAT INFINITI DID NOT RECALL AND WILL NOT TAKE RESPONSIBILITY FOR. SOME TIME AGO, MY FUEL GAUGE BECAME ERRATIC, THEN THE "SERVICE ENGINE SOON" LIGHT WENT ON. THE TROUBLE CODE, P0462, WAS FOR "FUEL LEVEL SENSOR A CIRCUIT LOW INPUT" (NOT REALLY NEWS S…

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THIS RELATES TO NHTSA INVESTIGATION PE11038. I WRITE ABOUT A FAULTY DESIGN THAT INFINITI DID NOT RECALL AND WILL NOT TAKE RESPONSIBILITY FOR. SOME TIME AGO, MY FUEL GAUGE BECAME ERRATIC, THEN THE "SERVICE ENGINE SOON" LIGHT WENT ON. THE TROUBLE CODE, P0462, WAS FOR "FUEL LEVEL SENSOR A CIRCUIT LOW INPUT" (NOT REALLY NEWS SINCE THE GAUGE WASN'T WORKING). I TOOK IT TO A SHOP THAT REPLACED THE FUEL SENDER AND FUEL PUMP, BUT THAT DIDN'T SOLVE THE PROBLEM. THEY TOLD ME THAT THE INSTRUMENT CLUSTER HAD TO BE REPLACED AND THAT INFINITI HAS REDESIGNED THE CLUSTER BECAUSE THE ORIGINAL DESIGN WAS FAULTY. AS I WAS TOLD, THE DESIGN ERROR CAUSED THE CLUSTER TO FAIL WHEN THE FUEL SENDER FAILED. I SEE ONLINE THAT THIS IS A RECURRING PROBLEM AND ONE THAT INFINITI WILL SOMETIMES TAKE RESPONSIBILITY FOR - THOUGH NOT FOR ME. I UNDERSTAND, OF COURSE, THAT MANUFACTURERS GENERALLY NEED TO PUT SOME LIMITS ON THEIR WARRANTY LIABILITY. MY FUEL SENDER FAILED AFTER MY WARRANTY HAD EXPIRED, AND I WOULD NOT EXPECT INFINITI TO COVER THE COST OF THAT REPAIR. HOWEVER, THE INSTRUMENT CLUSTER WAS POORLY DESIGNED SUCH THAT IT TOO COULD FAIL IF THE FUEL SENDER WENT BAD. THAT, APPARENTLY, IS A PROBLEM THAT INFINITI KNEW ABOUT YEARS AGO AND CHOSE NOT TO ADDRESS. IT SEEMS REASONABLE TO ME THAT INFINITI WOULD NOT ISSUE A RECALL FOR SUCH AN ISSUE THAT WOULD LIKELY BE SEEN ONLY BY A MINORITY OF OWNERS. HOWEVER, IT ALSO SEEMS FAIR THAT THE OWNERS WHO ARE AFFECTED - REGARDLESS OF THEIR WARRANTY STATUS AT THE TIME OF FAILURE - WOULD HAVE THEIR FAULTY CLUSTERS REPLACED AT INFINITI'S EXPENSE (WHICH WOULD CERTAINLY BE A SMALL EXPENSE COMPARED TO A RECALL). REPEATED INQUIRIES TO INFINITI - DIRECTLY AND THROUGH MY DEALER - HAVE ELICITED ONLY THE RESPONSE THAT MY CAR IS OUT OF WARRANTY. *TR

NHTSA ODI #10451170

101,000 miles · Mar 9, 2012
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2003 INFINITI M45. WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT INSPECTED THE VEHICLE AND STATED THAT THE VEHICLE HAD RUN OUT OF FUEL BUT THE FUEL GAUGE INDICATED THAT THE FUEL TANK WAS FULL. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTICS OR REPAIRS. THE AP…

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TL* THE CONTACT OWNS A 2003 INFINITI M45. WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT INSPECTED THE VEHICLE AND STATED THAT THE VEHICLE HAD RUN OUT OF FUEL BUT THE FUEL GAUGE INDICATED THAT THE FUEL TANK WAS FULL. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTICS OR REPAIRS. THE APPROXIMATE FAILURE MILEAGE WAS 101,000.

NHTSA ODI #10450876

124,000 miles · Feb 21, 2012
Fuel System, Gasoline

MY CAR STALLED WHILE I WAS DRIVING. MY GAS GAUGE WAS READING AT 3/4 WHEN IT WAS ACTUALLY EMPTY. I HAD TO CALL MY HUSBAND WHO EVENTUALLY FOUND OUT ABOUT THE PROBLEM. GOOD THING I WAS NOT IN THE FREEWAY OR I WOULD HAVE CAUSED A BIG TRAFFIC OR AN ACCIDENT. *TR

NHTSA ODI #10448874

133,500 miles · Feb 19, 2012
Engine And Engine Cooling

ON THE FREEWAY WITH THE WIFE, AT ~60 MPH, THE ENGINE STALLS, CHARACTERISTICS VERY SIMILAR TO RECALL. HAD TO PUT INTO NEUTRAL AND RESTART CAR ON THE FLY TO AVOID A MAJOR ACCIDENT. SINCE THEN IT HAS HAPPENED TWO MORE TIMES, LUCKILY WHILE AT A STOP. CONTACTED INFINITY AND WAS TOLD THAT THE VIN ON MY CAR WAS NOT AFFECTED BY THE R…

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ON THE FREEWAY WITH THE WIFE, AT ~60 MPH, THE ENGINE STALLS, CHARACTERISTICS VERY SIMILAR TO RECALL. HAD TO PUT INTO NEUTRAL AND RESTART CAR ON THE FLY TO AVOID A MAJOR ACCIDENT. SINCE THEN IT HAS HAPPENED TWO MORE TIMES, LUCKILY WHILE AT A STOP. CONTACTED INFINITY AND WAS TOLD THAT THE VIN ON MY CAR WAS NOT AFFECTED BY THE RECALL, ALTHOUGH I HAVE THE EXACT SAME ISSUES. (EVEN A CAMSHAFT SENSOR CODE POPPED UP SINCE AND HAVE HAD AN ISSUE TURNING THE ENGINE FROM A COLD START ONCE ALREADY). MY CAR ALSO SUFFERS FROM THE INFAMOUS FUEL GAUGE ISSUE WHICH INFINITI DOESN'T EVEN HAVE A RECALL FOR YET. SEE RECALL FROM INFINITI/NISSAN BELOW: ENGINE AND ENGINE COOLING RECALL DATE: NOV 17, 2003 MODEL AFFECTED: 2003 INFINITI M45 SUMMARY: ON CERTAIN PASSENGER VEHICLES, THE CIRCUIT BOARD FOR THE CRANK POSITION SENSOR OR CAM POSITION SENSOR MAY HAVE AN IMPROPER SOLDER JOINT DUE TO SOLDER DEFORMATION CAUSED BY HEAT STRESS ACCELERATED BY THE EXISTENCE OF FLUX RESIDUE DURING THE SOLDERING PROCESS. CONSEQUENCES: THIS COULD CAUSE THE "SERVICE ENGINE SOON" WARNING LIGHT TO COME ON, CREATE A NO START CONDITION, CAUSE REDUCED ENGINE POWER, OR CAUSE THE ENGINE TO STOP RUNNING WITHOUT WARNING DURING VEHICLE OPERATION, WHICH COULD RESULT IN A CRASH. REMEDY: DEALERS WILL REPLACE THE CRANK POSITION SENSORS. CAMSHAFT POSITION SENSOR(S), AND IN SOME CASES, THE VARIABLE TIMING CONTROL SENSOR(S). VEHICLES INVOLVED IN A PREVIOUS RECALL CAMPAIGN, 01V357, ARE ALSO INCLUDED IN THIS NEW CAMPAIGN. THE REPLACEMENT SENSORS USED IN THAT CAMPAIGN ARE ALSO AFFECTED. OWNER NOTIFICATION BEGAN ON DECEMBER 22, 2003. OWNERS SHOULD CONTACT NISSAN AT 1-800-647-7261 OR INFINITI AT 1-800-662-6200. POTENTIAL UNITS AFFECTED: 630000 NOTES: NISSAN NORTH AMERICA, INC. *TR

NHTSA ODI #10448454

103,000 miles · Feb 14, 2012
Fuel System, Gasoline

I RAN OUT GAS 3 TIMES AN HAD TO BE TOWED, THE COST OF MY VEHICLE HAS COSTS ME 1500 FOR THE FUEL SENSOR AND ALL THE GAUGES REPLACED I HAVE SEEN ONLINE THERE WAS COMPLAINTS AND RECALLS ON THIS PARTICULAR VEHICLE. *TR

NHTSA ODI #10447914

124,500 miles · Feb 12, 2012
Electrical SystemFuel System, Gasoline

WIFE HAD JUST REACHED 65MPH ON HIGHWAY WHEN ENGINE DIED. FUEL GAUGE INDICATED 1/2 TANK. I HAD HEARD THAT FUEL GAUGE FAILURES ARE COMMON ON THIS VEHICLE, SO I CAME WITH A GAS CAN AND ADDED 2GAL. CAR STARTED WITHOUT PROBLEM AND WAS DRIVEN TO NEAREST GAS STATION TO FILL THE TANK. CAR CONTINUES TO RUN WITHOUT INCIDENT SINCE RUNNING …

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WIFE HAD JUST REACHED 65MPH ON HIGHWAY WHEN ENGINE DIED. FUEL GAUGE INDICATED 1/2 TANK. I HAD HEARD THAT FUEL GAUGE FAILURES ARE COMMON ON THIS VEHICLE, SO I CAME WITH A GAS CAN AND ADDED 2GAL. CAR STARTED WITHOUT PROBLEM AND WAS DRIVEN TO NEAREST GAS STATION TO FILL THE TANK. CAR CONTINUES TO RUN WITHOUT INCIDENT SINCE RUNNING OUT OF GAS. I NOW RESET THE TRIP ODOMETER WITH EACH FILL UP, AND REFILL BEFORE REACHING 300 MILES ON A TANK. WAS TOLD BY INFINITI DEALER THAT ENTIRE INSTRUMENT CLUSTER WOULD NEED TO BE REPLACED, AT A COST OF APPROX. $1200. *TR

NHTSA ODI #10447694

Mileage unknown · Feb 11, 2012
Electrical SystemEngine And Engine CoolingFuel System, Gasoline

EVEN THOUGH FUEL GAUGE SHOWS A FULL TANK OF GAS THE TANK WAS ACTUALLY EMPTY AND I RAN OUT OF GAS. THIS WAS VERY INCONVENIENT BUT MORE IMPORTANTLY COULD HAVE BEEN VERY DANGEROUS FOR EVERY PASSENGER IN THE CAR, HAD I BEEN ON THE FREEWAY OR OTHER ROADS TRAVELING AT A HIGH RATE OF SPEED TO SUDDENLY BE OUT OF GAS. ONE OTHER RELATED I…

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EVEN THOUGH FUEL GAUGE SHOWS A FULL TANK OF GAS THE TANK WAS ACTUALLY EMPTY AND I RAN OUT OF GAS. THIS WAS VERY INCONVENIENT BUT MORE IMPORTANTLY COULD HAVE BEEN VERY DANGEROUS FOR EVERY PASSENGER IN THE CAR, HAD I BEEN ON THE FREEWAY OR OTHER ROADS TRAVELING AT A HIGH RATE OF SPEED TO SUDDENLY BE OUT OF GAS. ONE OTHER RELATED ISSUE IS THE ENGINE SERVICE LIGHT. TRIED TO GET THE VEHICLE SMOGGED BUT WAS TOLD THAT A FEW CODES CAME UP ON THE METER. ONE WAS CAMSHAFT POSITION SENSOR. ONE OTHER ONE SHOWED THE FUEL SENDING UNIT/SENSOR TO BE FAULTY. IN REGARDS TO THIS ISSUE, IT WOULD SEEM THAT JUST REPLACING THE SENDING UNIT MAY NOT BE A GUARANTEE THAT THE FUEL GAUGE WILL PROPERLY FUNCTION. CAR CAN NOT BE SMOGGED WITHOUT THESE ITEMS CORRECTED AT HIGH COST. THESE ISSUES NEED TO BE ADDRESSED PROPERLY FROM THE INFINITI/NISSAN COMPANY. THANK YOU. *TR

NHTSA ODI #10447509

Official recalls

2

12V088000 · Fuel System, Gasoline

Mar 6, 2012

NISSAN IS RECALLING CERTAIN MODEL YEAR 2003-2004 INFINITI M45 VEHICLES MANUFACTURED FROM MARCH 7, 2002, THROUGH JUNE 3, 2004. DUE TO A CIRCUIT BOARD FAILURE, THE FUEL GAUGE MAY READ A FUEL LEVEL HIGHER THAN ACTUALLY EXISTS. AS A RESULT, THE VEHICLE MAY RUN OUT OF GAS WITHOUT NOTICE.

Consequence & remedy

Consequence: THE VEHICLE MAY STALL WITHOUT WARNING, INCREASING THE RISK OF A CRASH.

Remedy: NISSAN WILL NOTIFY OWNERS, AND DEALERS WILL MODIFY THE CIRCUIT BOARD FREE OF CHARGE. THE SAFETY RECALL BEGAN ON APRIL 27, 2012. OWNERS MAY CONTACT NISSAN CUSTOMER SERVICE AT 1-800-647-7261.

03V455000 · Engine And Engine Cooling

Nov 17, 2003

ON CERTAIN PASSENGER VEHICLES, THE CIRCUIT BOARD FOR THE CRANK POSITION SENSOR OR CAM POSITION SENSOR MAY HAVE AN IMPROPER SOLDER JOINT DUE TO SOLDER DEFORMATION CAUSED BY HEAT STRESS ACCELERATED BY THE EXISTENCE OF FLUX RESIDUE DURING THE SOLDERING PROCESS.

Consequence & remedy

Consequence: THIS COULD CAUSE THE "SERVICE ENGINE SOON" WARNING LIGHT TO COME ON, CREATE A NO START CONDITION, CAUSE REDUCED ENGINE POWER, OR CAUSE THE ENGINE TO STOP RUNNING WITHOUT WARNING DURING VEHICLE OPERATION, WHICH COULD RESULT IN A CRASH.

Remedy: DEALERS WILL REPLACE THE CRANK POSITION SENSORS. CAMSHAFT POSITION SENSOR(S), AND IN SOME CASES, THE VARIABLE TIMING CONTROL SENSOR(S). VEHICLES INVOLVED IN A PREVIOUS RECALL CAMPAIGN, 01V357, ARE ALSO INCLUDED IN THIS NEW CAMPAIGN. THE REPLACEMENT SENSORS USED IN THAT CAMPAIGN ARE ALSO AFFECTED. OWNER NOTIFICATION BEGAN ON DECEMBER 22, 2003. OWNERS SHOULD CONTACT NISSAN AT 1-800-647-7261 OR INFINITI AT 1-800-662-6200.

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

PE11038 · Fuel Level Gauge System Failure

Opened Dec 14, 2011 · Closed Mar 22, 2012

Status: closed (inferred from source dates) · Fuel System, Other:storage:fuel Gauge System

In a March 5, 2012 letter to NHTSA, Nissan North America, Inc. (Nissan) submitted a Defect Information Report identifying a defect in the combination meter circuit board in approximately 8,120 model year 2003 through 2004 Infiniti M45 vehicles manufactured from March 7, 2002 through June 3, 2004 (Recall No. 12V-088). According to Nissan, heat generated by several components of the circuit board may cause solder cracks due to thermal shock.Open circuits created by the solder cracks may cause the fuel gauge to read higher than the actual amount of fuel remaining in the gas tank or always indicate full.Because of this condition, drivers may run out of fuel without notice, resulting in an engine stall without warning with no possibility of restart. The Office of Defects Investigation (ODI) analyzed complaint data provided by Nissan as well as complaints submitted to ODI from consumers.In total, there were 315 unique reports indicating an inaccurate fuel level reading while driving, including 61 that resulted in an engine stall incident (7.5 incidents per thousand vehicles).In addition, Nissan provided warranty data showing 2,525 claims for replacement of the subject component (31% claim rate).Nissan will begin owner notification in mid-April 2012.Owners of the recalled vehicles will be notified to take their vehicle to an Infiniti dealer, who will install a sub-amplifier in the combination meter to bypass the electric circuit and ensure accurate fuel level indication.This preliminary evaluation is closed.The ODI reports cited above can be viewed at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification numbers (ODI Nos.): 10429412, 10427140, 10426741, 10424642, 10423199, 10418078, 10416519, 10414944, 10412053, 10408935, 10406834, 10406096, 10404206, 10404080, 10395207, 10392714, 10386134, 10380863, 10374719, 10373992, 10369584, 10365717, 10365428, 10356315, 10353972, 10351181, 10349252, 10348351, 10342961, 10342641, 10336272, 10329869, 10325399, 10324572, 10323996, 10323757, 10322403, 10320190, 10318987, 10317547, 10317273, 10317234, 10317030, 10308445.

EA09005 · Non-deployment Of Side Thorax Air Bags

Opened Apr 1, 2009 · Closed Apr 3, 2012

Status: closed (inferred from source dates) · Air Bags:side/window

The subject vehicles are equipped with seat-mounted, side thorax air bags for the driver and front passenger.This investigation revealed that faulty side air bag module electrical connectors located under the driver and front passenger seats can cause an interruption in the electrical circuit that will drop the input voltage below the specified range.As a result, the air bag warning lamp illuminates on the instrument panel and the affected side air bag becomes deactivated.In June 2009, Nissan conducted a service campaign to repair the defective air bag electrical connectors in the subject vehicles (both Infiniti Q45 and M45 models).In June 2010, Nissan sent a second notification concerning the 2009 campaign to owners of vehicles that have not been remedied.Nissan is now conducting a safety recall of the Q45 vehicles not remedied under the service campaign (approximately 1,349 vehicles; see NHTSA Safety Recall No. 12V-079 for further details).The M45 vehicles are not included in the recall; however, Nissan is re-notifying owners of M45 vehicles that were not remedied under the previous service campaign.See attached report for more information.A safety-related defect trend has not been identified in the Infiniti M45 vehicles at this time and further use of agency resources does not appear to be warranted.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that no safety-related defect exists.The agency will monitor the issue and reserves the right to take future action if warranted by the circumstances.The ODI reports cited above can be reviewed online at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers: 10327196 and 10402282

PE08067 · Side Air Bag NON-DEPLOYMENT

Opened Dec 2, 2008 · Closed Apr 1, 2009

Status: closed (inferred from source dates) · Air Bags:side/window

THE SUBJECT VEHICLES ARE EQUIPPED WITH SEAT-MOUNTED, SIDE TORSO AIR BAGS FOR THE DRIVER AND FRONT PASSENGER.THIS INVESTIGATION HAS REVEALED THAT FAULTY SIDE AIR BAG MODULE CONNECTORS LOCATED UNDER THE FRONT SEATS CAN CAUSE AN INTERRUPTION IN THE ELECTRICAL CURRENT THAT WILL DROP THE INPUT VOLTAGE BELOW THE SPECIFIED RANGE.AS A RESULT, THE AIR BAG WARNING LAMP ILLUMINATES AND THE AFFECTED SIDE AIR BAG IS DEACTIVATED.THE RATES OF COMPLAINTS, FIELD REPORTS AND WARRANTY CLAIMS RELATED TO THE SUBJECT ISSUE ARE VERY HIGH.FOR EXAMPLE, NISSAN SUBMITTED 4,853 WARRANTY CLAIMS ON 3,551 DISTINCT SUBJECT VEHICLES OUT OF 13,836 TOTAL SUBJECT VEHICLES.ALSO, ANALYSES OF WARRANTY CLAIMS INDICATE AN INCREASING FAILURE TREND OVER TIME.THIS PRELIMINARY EVALUATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA09-005) TO FURTHER STUDY THE ISSUE.