2014 Lexus IS problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
12 owner complaints analyzed
0 distinct recall campaigns
Not available median reported failure mileage
Scope: 2014 model year. Data snapshot: . 0 complaints include usable failure mileage.
Most common problems
Electrical System is the most frequently named component, appearing in 3 of 12 complaints (25.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Electrical and battery issues | 3 | 25.0% |
| Fuel system concerns | 1 | 8.3% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Electrical System | 3 |
| Engine | 3 |
| Unknown Or Other | 3 |
| Fuel/Propulsion System | 2 |
| Air Bags | 1 |
| Electrical System:Ignition:Anti-Theft:Immobilizer/Proximity:Sensor | 1 |
| Latches/Locks/Linkages:Hood:Latch | 1 |
| Structure:Body | 1 |
Electrical System: 3; Engine: 3; Unknown Or Other: 3; Fuel/Propulsion System: 2; Air Bags: 1; Electrical System:Ignition:Anti-Theft:Immobilizer/Proximity:Sensor: 1; Latches/Locks/Linkages:Hood:Latch: 1; Structure:Body: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
No usable failure mileage is recorded. 12 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2024 | 4 |
| 2025 | 5 |
| 2026 | 3 |
2024: 4; 2025: 5; 2026: 3
Pattern summary
Electrical System leads the component reports. Electrical and battery issues appears in 3 complaint narratives. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11677897 · 2025-08-01 (August 1, 2025)
Several time since owning my 2014 LexusIS350 with 141,000 miles on it, it have given inaccurate fuel reading. By almost 100 miles short. Had to disconnect the battery for the ECU to clear so a more accurate reading on fuel can be displayed.
Owner-reported narrative. Look up ODI 11677897 at NHTSA ↗
Owner report 11681139 · 2025-08-17 (August 17, 2025)
Vehicles manufactured by Lexus/Toyota from 2014 onward have been reported to experience rainwater intrusion into the trunk area, attributed to a faulty tail light nut composed of plastic with a rubber gasket. Lexus/Toyota is fully aware of this issue, which can lead to water damaging electrical components or result in trunk flooding if the problem goes unnoticed.” Causing expensive damage to audio system.as it did with mine.
Owner-reported narrative. Look up ODI 11681139 at NHTSA ↗
Owner report 11690877 · 2025-10-01 (October 1, 2025)
Fuel pump not reading correct amount of fuel in tank. In order to get correct fuel reading have to disconnect battery for 3 hours and reconnect battery in so I can get an accurate reading.
Owner-reported narrative. Look up ODI 11690877 at NHTSA ↗