Toyota Venza won't start, key detected in vehicle on Toyota Venza

Some Toyota Venza owners report experiencing starting issues despite the key being detected in the vehicle, often due to a dead battery that fails to provide sufficient power to crank the engine. Others have encountered problems with a faulty starter motor, which can prevent the engine from turning over. Additionally, corrosion on the battery terminals has been noted as a hindrance to normal starting operations. Some owners find that a dead key fob battery can also impede the vehicle's ability to start, emphasizing the importance of a functional key fob. Furthermore, immobilizer errors have been reported, which require resolution to allow the car to start properly. Lastly, issues with engine timing can lead to spark plugs firing incorrectly, resulting in starting difficulties. It is advisable for owners facing these issues to check these common culprits to effectively diagnose and resolve the problem.