Problems · NHTSA complaints

2003 Land Rover Discovery Series Ii problems

Owners filed 111 complaints about the 2003 Land Rover Discovery Series Ii with NHTSA between May 2002 and Aug 2020. The most-cited component is engine and engine cooling (35).

Complaints
111
Filed with NHTSA
Crashes
13
Reported by owners
Fires
4
Reported by owners
Injuries
10
People reported injured
Deaths
0
Reported to NHTSA
01 —By component

Complaints by component

One complaint can cite several components
  1. Engine and engine cooling35
  2. Service brakes, hydraulic18
  3. Engine16
  4. Power train15
  5. Vehicle speed control10
  6. Air bags6
  7. Electrical system6
  8. Suspension3
  9. Structure3
  10. Traction control system3
  11. Latches/locks/linkages3
  12. Tires2
  13. Service brakes2
  14. Seats2

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

Data from NHTSA Complaints API · synced Nov 12, 2026NHTSA vehicle page
02 —Trend

When complaints were filed

Does it get worse with age? Complaints per calendar year filed
View as table
Model yearComplaints filed per calendar year
20022
20039
20046
20052
200611
200712
200817
20098
201011
20114
20128
20132
20146
20154
20164
20170
20183
20190
20202

Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.

03 —Owner reports

Top problems in owners’ words

Verbatim from NHTSA complaints, newest first

Engine and engine cooling

35 reports1 fire
“OIL PUMP FAILURE. LAND ROVER ISSUED A TECHNICAL ADVISORY TO ALL OF THEIR DEALERS IN MARCH 2003 WARNING THAT DUE TO A MANUFACTURERS DEFECT IN THE ENGINE BLOCK DOWELS BEING MISDRILLED WHERE OIL PUMP HOUSING IS MOUNTED, THAT THE MISALIGNMENT CAUSES THE OIL PUMP HOUSING TO BE STRESSED EVENTUALLY CAUSING THE OIL PUMP TO FAIL. THE ONLY EFFECTIVE REPAIR IS TO REPLACE THE ENGINE. I PURCHASED THIS VEHICLE IN 2006 WHICH HAD COME OFF LEASE. I HAD IT SERVICED AT LAND ROVER DEALER IN SOUTHAMPTON NY AND THEY NEVER ADVISED ME THAT THIS WAS A MANUFACTURERS DEFECT AND THAT MY VEHICLE FELL WITHIN THE VIN RANGE REFERRED TO IN THE TECHNICAL ADVISORY. OTHER CONSUMERS HAVE THE SAME PROBLEM AND THERE ARE OVER 30,000 VEHICLES CURRENTLY ON THE ROAD WITH THIS SAME PROBLEM. WHY IS THERE NOT A RECALL AND WHY DOES LR NOT REPLACE THE DEFECTIVE ENGINES? *TR”
Owner complaint to NHTSAFiled Mar 10, 2012Engine and engine coolingODI 10451043

Service brakes, hydraulic

18 reports5 crashes
“PURCHASED LAND ROVER DISCOVERY LESS THEN A MONTH AGO, SINCE THEN THE DASH BOARD LOOKS LIKE A CHRISTMAS TREE WITH THE NUMBER OF WARNING LIGHTS THAT ARE ON. WAS TOLD BY THE DEALER THAT THE ABS MODULATOR WAS OUT AND IT WOULD $3500.00 JUST FOR THE PART, EVEN THOUGH I RESEARCHED IT AND FOUND A REPAIR KIT FOR UNDER A $100. HOWEVER, THE MOST RECENT WARNING LIGHT IS THE OIL LIGHT AND THE CAR OVER HEATS IN A VERY SHORT AMOUNT OF TIME, AND KNOCKS AND BINGS. AFTER READING THE SEVERAL POST ON THIS WEB SIGHT, I TOO AM NOW PART OF A LONG LIST OF CUSTOMERS THAT HAVE MAJOR ISSUES WITH LAND ROVER. WHAT A MISTAKE IT WAS. *TR”
Owner complaint to NHTSAFiled Feb 4, 2014Service brakes, hydraulic, Power train, EngineODI 10562976

Engine

16 reports2 fires
“TL* THE CONTACT OWNS A 2003 LAND ROVER DISCOVERY. THE CONTACT STATED THAT THERE WAS A DEFECT IN THE BOSCHE ENGINE WHICH CAUSED THE ENGINE TO OVERHEAT. THE FAILURE CAUSED THE COOLANT TO BOIL IN THE MAIN CYLINDER HEAD AND MIX WITH THE OIL IN THE ENGINE. THE CONTACT WAS QUOTED A COST OF $7,000 FOR THE ENGINE TO BE REPLACED. THE VEHICLE WAS TAKEN TO (LAND ROVER NORTH ATLANTA 1505 MANSELL RD, ALPHARETTA, GA 30009, (770) 587-2000) TO BE DIAGNOSED. THE MANUFACTURER WAS NOT CONTACTED OR INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS 144,000. *JS”
Owner complaint to NHTSAFiled Jan 30, 2020EngineODI 11302986

Power train

15 reports1 crash
“ON MY WAY HOME FROM PICKING UP MY GRANDCHILD THERE WAS SOME VIBRATING ON THE PASSENGER SIDE OF THE AUTOMOBILE. THAN A LOUD EXPLOSION FOLLOWED BY RUBBER BURNING SMELL AND LOST OF CONTROL OF CAR. MANAGED TO PULL OVER CAR WOULD NOT ROLLING HAD TO ENGAGE PARKING BRAKE. HAD CAR TOWED HOME. DRIVE SHAFT SEPERATED AND DESTROYED TRANSMISSION PAN. BROKE PIECES OFF OF TANSMISSION. CHANGE ROTORS AND BRAKE AND CAR STILL WILL NOT COME TO A COMPLETE STOP WITHOUT SLIDING A BIT. ABS LIGHTS COME ON EVERY TIME THIS HAPPENS. BOTH INCIDENTS HAPPEN WHILE IM DRIVING STREETS OR HIGHWAY.”
Owner complaint to NHTSAFiled Jul 14, 2018Power train, Service brakesODI 11111344

Vehicle speed control

10 reports4 crashes
“TL* THE CONTACT OWNS A 2003 LAND ROVER DISCOVERY. WHILE DRIVING 2 MPH AND MAKING A RIGHT TURN, THE VEHICLE ACCELERATED WITHOUT WARNING. AS A RESULT, IT CRASHED INTO A CURB, DROVE OVER THE SIDEWALK, AND INTO THE STREET. THE BRAKE PEDAL WAS APPLIED AND THE VEHICLE STOPPED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE VEHICLE WAS TOWED TO A LOCAL DEALER (LAND ROVER PARAMUS, 405 NJ-17, PARAMUS, NJ), BUT NO FAILURE CODES WERE LOCATED. THE VEHICLE WAS NOT REPAIRED. A POLICE REPORT WAS FILED. THE AIR BAGS DID NOT DEPLOY. THE CONTACT SUSTAINED INJURIES TO THE THUMB, WHICH DID NOT REQUIRE MEDICAL ATTENTION. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 72,000.”
Owner complaint to NHTSAFiled Mar 9, 2018Air bags, Vehicle speed controlCrash reportedODI 11078346

Air bags

6 reports4 crashes1 fire
“TL* THE CONTACT OWNS A 2003 LAND ROVER DISCOVERY. WHILE THE CONTACT'S SPOUSE WAS DRIVING 45 MPH AROUND A CURVE, THE VEHICLE HYDROPLANED, LEFT THE ROAD, AND CRASHED INTO A CULVERT AND A HIGHWAY SIGN. THE VEHICLE ROLLED OVER MULTIPLE TIMES. THE CONTACT STATED THAT THE ANTI-LOCK BRAKING SYSTEM WARNING INDICATOR WAS ILLUMINATED. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED INJURIES TO THE SPINE, WHICH REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC. THE LOCAL DEALER WAS NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS UNKNOWN.”
Owner complaint to NHTSAFiled Aug 21, 2018Air bags, Service brakesCrash reportedODI 11121302
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 12, 2026

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