AutoUtility currently tracks 8 official NHTSA owner defect complaints for the 2018 Toyota Corolla iM. Driver Assistance & Safety Tech issues are the most frequently reported category, appearing in 3 complaints (37.5% of submitted records). Among these NHTSA complaint records, 2 filings cite a crash, 2 report one or more injuries.
- • Total NHTSA Complaints: 8 reports
- • #1 Reported Problem Area: Driver Assistance & Safety Tech (3 reports • 37.5% of submitted complaints)
- • Secondary Problem Areas: Steering System (2), Powertrain & Transmission (2)
- • Crash-Citing Complaints: 2 filings
- • Fire-Citing Complaints: 0 filings
- • Complaints Reporting Injuries / Fatalities: 2 injury filings • 0 fatality filings
Most Reported Problems for 2018 Toyota Corolla iM
Top automotive subsystem defect categories ranked by unique owner complaint volume in federal records
Driver Assistance & Safety Tech
Steering System
Powertrain & Transmission
Wheels & Tires
Electrical System
Recent NHTSA Owner Reports for 2018 Toyota Corolla iM
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"Originally my rear left tire had a blow out on 6/28, and when I brought the car in to have the tire changed on 6/29, Goodyear determined that the belts on all 4 tires were defective and concluded that it was a manufacturers defect. 1. Defective tires were replaced and recycled by Goodyear. 2...."
""Precollition system malfunction" "visit your dealler". "Headlight system malfunction" " visit your dealer". Codes: B124C, C1AAO."
"The steering wheel locks and unable ro drive"
"The contact's daughter owns a 2018 Toyota Corolla. The contact stated while his daughter was at a standstill at a traffic light when another vehicle rear-ended her and pushed her forward causing her to crash into the front vehicle. The contact stated the air bags failed to deploy. The driver..."
"ok so what had happen is the cars so call foward collision of the speific car did nit work steering wheel lock when i made a left turn and i hit a curve lane departure did not work or anything i just hit the curve and not too long ago on sept 2021 i had a fender bender and i stepped on the brakes..."
Complaint History for Toyota Corolla iM
Reported defect complaint volume across sibling model years (2017–2018)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2017 Toyota Corolla iM | 0 | 0 | 1 | View 2017 Problems → |
| 2018 Toyota Corolla iM Current Page | 8 | 2 | 0 | Current |
Detailed NHTSA Component Breakdown for 2018 Toyota Corolla iM
Complete distribution of consumer defect reports across all 8 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Reported Injury Entries | Reported Fatality Entries |
|---|---|---|---|---|---|
| Air Bags NHTSA category: AIR BAGS | 1 | 1 | 0 | 2 | 0 |
| ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| EXTERIOR LIGHTING,SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 1 | 0 | 0 | 0 | 0 |
| STEERING,POWER TRAIN,LANE DEPARTURE | 1 | 1 | 0 | 1 | 0 |
| STEERING,SUSPENSION,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| Tires NHTSA category: TIRES | 1 | 0 | 0 | 0 | 0 |
Official NHTSA Defect Investigations (1)
Formal safety defect inquiries and engineering analyses opened by the NHTSA Office of Defects Investigation (ODI)
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious...
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.