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Estimate price near meIncluded for free with this service 12-month / 12k-mile warranty Free 50 point safety inspection Our certified mobile mechanics can come to your home or office 7 days a week between 7 AM and 9 PM.
How much does a Crankshaft Position Sensor Replacement cost?On average, the cost for a Mercedes-Benz R350 Crankshaft Position Sensor Replacement is $147 with $52 for parts and $95 for labor. Prices may vary depending on your location.
Show example Mercedes-Benz R350 Crankshaft Position Sensor Replacement prices What is the Crankshaft Position Sensor all about?Many newer cars have computerized engine management systems that rely on sensors to report data to the computer. The crankshaft position sensor is used in conjunction with the camshaft position sensor to control ignition timing and to let the computer know when to inject fuel and provide spark sequence. Due to the mounting locations of this sensor, it is common for heat and oil leaks to cause this sensor to fail. Keep in mind:
How it's done:
Our recommendation:The crankshaft position sensor will usually let you know when it needs replacing. The Check Engine warning light will illuminate and you may notice that your vehicle has a hard time starting or running smoothly. When you notice any of these signs, schedule an inspection. What common symptoms indicate you may need to replace the Crankshaft Position Sensor?
How important is this service?The crankshaft position sensor relays critical information to your vehicle’s computer management system. The sensor provides the management system with the information it needs to control ignition timing, and it lets the computer know when it needs to provide sparks and fuel. Without a functioning crankshaft position sensor, the computerized management system doesn’t receive this critical information, and the vehicle will either not start, or will misfire while you’re driving it. Fast and easy service at your home or office Backed by 12-month, 12.000-mile guarantee Recent articles & questionsHow Long Does an Air Charge Temperature Sensor Last? The The air charge temperature sensor, also referred to as the intake air temperature sensor, works to monitor the temperature of the air as it enters your car engine. The engine’s computer has to have this information so it can... Malfunction with brake light sensor.These systems can be tricky. Also on European vehicles they sometimes have more lights than Americans are used to. It is possible that there is a bad connection that is causing this light to come on. However it is also... Check engine light on due to O2 sensor 2011 Suzuki SX4The code P0139 (https://www.yourmechanic.com/article/p0139-obd-ii-trouble-code-o2-sensor-circuit-slow-response-bank-1-sensor-2) is for the O2 sensor (https://www.yourmechanic.com/services/oxygen-sensor-replacement) before the catalyst. The code is for when the engine control module is testing the O2 sensor it cuts the fuel to see if the O2 sensor detects a lean... My acceleration is very poorThis can happen for a variety of reasons, however what is most commonly associated with the symptoms you describe is a faulty throttle position sensor (https://www.yourmechanic.com/services/throttle-position-sensor-replacement). This is a unit that monitors the position of your foot on the gas...
What are the symptoms of a faulty crankshaft position sensor?Symptoms of a Bad or Failing Crankshaft Position Sensor. Issues Starting the Vehicle.. Intermittent Stalling.. Check Engine Light Comes On.. Uneven Acceleration.. Engine Misfires or Vibrates.. Rough Idle and/or Vibrating Engine.. Reduced Gas Mileage.. Where is the crankshaft position sensor located?The Crankshaft Position sensor is normally located in the timing cover or on the side of the block with a cylindrical portion that inserts into the block. Will a malfunctioning Cam or Crank Sensor illuminate the check engine light or affect vehicle operation?
Can I change my crankshaft position sensor myself?While the crankshaft position sensor is a pretty sophisticated piece of equipment, and you might be intimidated by the idea of replacing it yourself, you probably shouldn't be. With a good set of instructions, the right tools, and some effort, you can replace your crankshaft sensor yourself.
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