Problems · by component

2003 Honda Pilot engine and engine cooling problems

37 owner complaints to NHTSA about the 2003 Honda Pilot cite engine and engine cooling, 5% of all 746 complaints for this model year. NHTSA also lists 1 recall on this component.

Complaints
37
5% of all complaints
Crashes
1
Reported by owners
Fires
1
Reported by owners
Injuries
0
Reported by owners
01 —Owner reports

What owners say about the engine and engine cooling

Verbatim from NHTSA complaints, newest first
“The contact owns a 2003 Honda Pilot. The contact stated that while depressing the accelerator pedal, the vehicle hesitated before accelerating. The vehicle was taken to an independent mechanic and the catalytic convertor was replaced. The manufacturer was not made aware of the failure. The approximate failure mileage was 170,000.”
Owner complaint to NHTSAFiled Mar 29, 2022Engine and engine coolingODI 11458848
“DRIVING IN A RESIDENTIAL NEIGHBORHOOD, OUR 2003 HONDA PILOT STALLED AND WOULD NOT RE-START. WE HAD IT TOWED TO OUR MECHANIC WHO HAS BEEN SERVICING OUR VEHICLE. HE STATES THAT THE TIMING BELT PULLEY HAD RIPPED OUT THE WATER PUMP AND CAUSED A BOLT TO COME IN CONTACT WITH THE CYLINDER HEAD. *TR”
Owner complaint to NHTSAFiled Jul 24, 2013Engine and engine coolingODI 10531614
“THE MOTOR MOUNTS ON MY WIFE'S 2003 HONDA PILOT WERE REPLACED IN 2010 AND I WAS INFORMED TODAY BY THE DEALERSHIP THAT THEY NEED TO BE REPLACED AGAIN. THIS VEHICLE HAD APPROX 93500 MILES ON IT WHEN IT WAS REPLACED THE FIRST TIME AND NOW THREE YEARS LATER HAS 140,939. I HAVE BEEN TOLD BY HONDA CUSTOMER SERVICE THAT THE MOUNTS ARE WARRANTED FOR 12 MONTHS. THE VEHICLE IS USED BY MY WIFE TO DRIVE 20 MILES ROUNDTRIP TO WORK AND ON OUR TRIPS. THE VEHICLE IS NOT USED FOR TOWING AND IS NOT EQUIPPED WITH A TOW RECEIVER. ADDITIONALLY, THE IGNITION SWITCH WAS IMPROPERLY DESIGNED WITH A SPLIT WAFER MECHANISM WHICH ACCORDING TO THE DEALERSHIP AND TWO LOCAL LOCKSMITHS WEARS OUT PREMATURELY AND CAUSES JAMMING OF THE IGNITION CYLINDER AS WELL AS WEDGING OF THE KEYS IN THE IGNITION CYLINDER. LASTLY, WHEN A TRANSMISSION RECALL WAS DONE ON THE CAR IN 2005, IT WAS DONE IMPROPERLY. THE RECALL SPECIFIED A OIL JET BE INSTALLED ON THE TRANSMISSION TO LUBRICATE THE 2ND GEAR. THE PROBLEM IS THAT THE HOSE USED TO CONNECT THE TRANSMISSION FLUID SUPPLY LINE TO THE TRANSMISSION USED A STRAIGHT TRANSMISSION HOSE WHICH HAD TO BE BENT 90 DEGREES IN A DISTANCE OF APPROX 2 INCHES TO BE INSTALLED.…”
Owner complaint to NHTSAFiled Jun 19, 2013Engine and engine cooling, Power trainODI 10520777
“FRONT ENGINE MOUNT WAS BROKEN AND HAD TO BE REPLACED. NOW, AT 84105 MILES, THE SIDE ENGINE MOUNT IS BROKEN. I HAVE OWNED SEVERAL CARS SINCE 1975, AND HAVE NEVER HAD A PROBLEM WITH ANY ENGINE MOUNT UNTIL THIS 2003 HONDA PILOT. *TR”
Owner complaint to NHTSAFiled Jun 3, 2012Engine and engine coolingODI 10460426
“I TOOK MY PILOT IN FOR A SLIPPING TRANSMISSION. I WAS TOLD I HAD BAD MOTOR MOUNTS AND THAT WAS ALLOWING THE TRANSMISSION TO SLIP. I SPENT APPROX. $3600.00 TO HAVE THE MOTOR MOUNTS FIXED, TIMING BELT AND WATER PUMP, FRONT STRUTS, ETC. FIXED. THE PROBLEM STARTED AGAIN, THIS TIME, GETTING A FLASHING "D" LIGHT. TOOK IT BACK IN FOR FAILURE TO FIX THE PROBLEM. HAD 4TH GEAR PRESSURE GEAR REPLACED FOR COST. I NOW HAVE A CHECK ENGINE LIGHT ON POSTING A CODE OF P0730, "INCORRECT GEAR RATIO". I HAVE BEEN INTO HONDA 4 TIMES FOR THIS ISSUE INCLUDING TODAY, AND I WAS TOLD I NEED A NEW TRANSMISSION. I AM OUT OF WARRANTY OF COURSE, BUT I KNOW THERE ARE MANY, MANY COMPLAINTS REGARDING THIS PARTICULAR ISSUE. I DO NOT HAVE THE MONEY TO REPLACE A FAULTY TRANSMISSION THAT WAS BUILT POORLY. I AM WORRIED I MIGHT GET INTO A CRASH BECAUSE OF THIS. I AM CONTEMPLATING HIRING A LAWYER TO RESOLVE THIS ISSUE. *TR”
Owner complaint to NHTSAFiled Mar 27, 2012Suspension, Engine and engine cooling, Power trainODI 10453248
“MY 2003 HONDA PILOT HAS BEEN SHUDDERING AT 35-45 MPH. I ALSO HAVE HAD THE "D" LIGHT FLASHING. I SEE THAT THIS IS AN ISSUE WITH WAY TOO MANY PILOTS. HONDA NEEDS TO TAKE OWNERSHIP OF THIS PROBLEM AND FIX IT! I LOVE HONDA - WE ALSO HAVE A 2004 CIVIC. HOWEVER, I AM BEGINNING TO WONDER IF OUR NEXT CAR WILL BE A HONDA. I HAVE TWO SMALL CHILDREN THAT I DRIVE DAILY IN THE PILOT, AND I AM TERRIFIED AFTER READING ALL OF THESE COMPLAINTS TO DRIVE THEM IN THIS CAR. THIS IS RIDICULOUS. *TR”
Owner complaint to NHTSAFiled Jan 26, 2012Engine and engine coolingODI 10445524

Showing 6 of 37 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026NHTSA vehicle page
02 —Related recalls

1 recall on this component

Engine and engine cooling: engine

Free remedy

ON CERTAIN MINIVANS, SEDANS, COUPES, AND SPORT UTILITY VEHICLES EQUIPPED WITH V6 ENGINES, A TIMING BELT TENSIONER PULLEY ON THE WATER PUMP IS MISALIGNED AND COULD CAUSE THE TIMING BELT TO CONTACT A BOLT ON THE CYLINDER HEAD. EVENTUALLY THE BELT COULD BE DAMAGED AND FAIL.

Engine and engine coolingReported Aug 28, 2002NHTSA 02V226000
Data from NHTSA Recalls API · synced Nov 9, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.