Reviewed by automotive technicians · Last updated August 22, 2026
13 warning lights · Models: 4Runner, Camry, Camry Hybrid, Camry/RAV4/Highlander, Corolla, Highlander, Prius, Prius/RAV4 Hybrid/Camry Hybrid, RAV4, RAV4 Hybrid, Tundra
A FLASHING check engine light is an active engine misfire — unburned fuel is entering the catalytic …
The engine oil pressure has dropped below 5 PSI. This is NOT a 'low oil level' warning — it means th…
One or more tires on the Toyota Camry has pressure below the recommended cold inflation pressure (ty…
The hybrid vehicle control ECU has detected a fault in the hybrid powertrain system. This may involv…
The hybrid vehicle ECU will not allow the system to enter READY mode because one or more safety inte…
The high-voltage hybrid battery is experiencing an issue — either reduced capacity, overheating, or …
The transmission fluid temperature has exceeded the safe operating limit (typically above 230°F), or…
The Master Warning Light is a general indicator that illuminates when one or more warning messages a…
The Hybrid System Warning Light indicates a fault in the hybrid powertrain system. This could involv…
The Keyless Entry Warning Light indicates that the smart key fob is not being detected by the vehicl…
The brake system has detected a serious hydraulic issue — either the brake fluid level is critically…
One or more tires on the Toyota 4Runner has pressure below the recommended cold inflation pressure (…
The electronic steering wheel lock mechanism has failed to engage or disengage. On Toyota models wit…
Dashboard DTC Hub — Independent automotive dashboard warning light reference. Information compiled from OEM owner's manuals, SAE J2402 standards, NHTSA documentation, and certified technician field experience. Not affiliated with any automaker. All brand names, model names, and dashboard symbols are trademarks of their respective vehicle manufacturers.