What sensors cause limp mode?
When sensors related to the engine, transmission, or emissions system fail, it can lead to limp mode activation. Speed sensors are a leading cause. Electrical Glitches. Electrical problems, such as a damaged wiring harness or a control module issue, can confuse the vehicle’s computer system and initiate limp mode. It alleges that these vehicles have defective electrical systems that can cause various problems, including triggering warning lights on the dashboard, loss of power, sudden deceleration, limp mode, and even engine failure.