Mark Benjamin AT

Mark is a senior editor for Mechanic Ask, creating tech-focused articles about diagnostics, tools, and new auto servicing methods. He attends industry shows to stay current. With a mechanical engineering degree, Mark is able to translate complex technical details into explanations understandable for shop owners and technicians. His articles help shops improve processes, reduce costs, and boost productivity.

Mark Benjamin AT

What Happens When You Unplug Throttle Position Sensor?

Most modern cars are technologically capable, utilizing the electronic or engine control unit (ECU) to provide adequate performance by timing fuel injection perfectly. To accomplish this, the ECU relies on the throttle position sensor (TPS) to provide accurate engine air intake data.  However, sometimes the throttle position sensor becomes loose or gets unplugged. This results

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