Engine and engine cooling
Risk. IF THE INTERRUPTION IN THE SIGNAL FROM THE SENSOR IS SO BRIEF THAT THE ELECTRONIC CONTROL MODULE (ECM) LOGIC DOES NOT HAVE TIME TO DIAGNOSE THE CONDITION, THE…
NHTSA has logged 883 owner complaints about the 2003 Nissan Altima, most often about the engine and engine cooling. It is covered by 4 safety recalls.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through June 28, 2022. Updated daily. Photo: Cutlass, CC0.
883 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Engine and engine cooling | 450 | 14 |
| Structure | 126 | 1 |
| Engine | 117 | 2 |
| Electrical system | 89 | 4 |
| Power train | 34 | 5 |
| Vehicle speed control | 33 | 10 |
| Air bags | 28 | 18 |
| Fuel system, gasoline | 28 | 1 |
| Exterior lighting | 17 | 3 |
| 15 other systems | 124 | 14 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. IF THE INTERRUPTION IN THE SIGNAL FROM THE SENSOR IS SO BRIEF THAT THE ELECTRONIC CONTROL MODULE (ECM) LOGIC DOES NOT HAVE TIME TO DIAGNOSE THE CONDITION, THE…
Risk. 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…
Risk. THIS CAN PREVENT THE SUPPLY OF FUEL TO THE ENGINE AND CAUSE THE ENGINE TO STOP, WHICH COULD RESULT IN A CRASH WITHOUT WARNING.
Risk. EITHER OF THESE TWO CONDITIONS COULD RESULT IN A FIRE.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Nissan.
79kmiles, median
Based on the odometer reading in 390 engine and engine cooling complaints. 73% were reported before 100,000 miles.
Dollar amounts owners wrote in their complaints when describing a repair or a quote. These are not price estimates; a system is shown only when at least 8 owners mentioned a cost.
$335median
$1,550median
$600median
If a problem is covered by a recall, the dealer fixes it for free. Some manufacturers also reimburse owners who paid for a repair before a recall was announced.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Altima median. How we score
2003 Nissan Altima 4-DR. in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.


Federal investigations that included the 2003 Nissan Altima, and the recalls they led to.
Recent engine and engine cooling complaints filed with NHTSA, shortened. Personal details are removed.
TL* THE CONTACT OWNS A 2003 NISSAN ALTIMA. WHILE DRIVING AT A LOW SPEED, THE CHECK ENGINE WARNING INDICATOR ILLUMINATED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE CRANK POSITION TIMING SENSOR WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE VEHICLE…
2003 NISSAN ALTIMA. CONSUMER WRITES IN REGARDS TO ENGINE, POWER STEERING AND BRAKE SYSTEM ISSUES WHILE DRIVING. CONSUMER STATES "NEVER RECEIVED DEFECTIVE SENSORS REPLACEMENT RECALL NOTICE". *SMD THE CONSUMER STATED THE ENGINE SHUT DOWN WHILE IN THE MIDST OF DRIVING. THE CONSUMER HAD NO STEERING OR…
TL* THE CONTACT OWNS A 2003 NISSAN ALTIMA. THE CONTACT STATED THAT THE VEHICLE STALLED WHILE DRIVING LOW SPEEDS. IN ADDITION, THE SERVICE ENGINE SOON LIGHT CONSTANTLY ILLUMINATED. THE CONTACT WAS ABLE TO GET THE VEHICLE OPERATIONAL AFTER MANUALLY RESTARTING THE VEHICLE. THE VEHICLE WAS TAKEN TO THE…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.