Symptoms of a bad crankshaft sensor include a check engine light, cranking without the car starting, or a car that will not run. How do I know if my crankshaft sensor is bad? If you use a dealership’s service department or own a fancy car, expect to pay more. How much does it cost to replace a crankshaft sensor?Īn experienced mechanic can usually diagnose and replace a bad crankshaft sensor for beteewn $200 and $400. If you have a luxury vehicle or use a dealership to service your vehicle, that cost can be as much as double. This is a repair that usually won’t break the bank on mainstream cars, but is a little more expensive on luxury and high-priced vehicles.įAQ How much does it cost to replace a camshaft position sensor?Ī cam sensor problem diagnosis and replacement will usually cost between $200 and $400 at a trusted local shop. If they are not working, the engine will not operate, and you will get a check engine light. When these sensors go bad, the engine cannot operate properly. crank sensor) and the camshaft sensor (a.k.a. These sensors are called the crankshaft sensor (a.k.a.

Your engine’s computer uses two very important sensors to keep track of what is happening at precisely what moment in time. Inside the engine, the crankshaft and camshaft are spinning to help to coordinate all of this action. Rotating and reciprocal motion combined with a fuel air mixture that fires thousands of times per minute results in hot gasses expanding and pushing on a piston that eventually turns your wheels. Internal combustion engines are almost miracles of engineering.

In this article, we will explain what a crankshaft and camshaft sensor is, why it’s important, and what a typical repair might cost the vehicle owner. One of the most commonly discussed engine issues in our ( is a bad engine sensor.

How to install camshaft synchronizer