Where is the crankshaft sensor located on a 2003 Mitsubishi Eclipse?

Asked By: Diocelina I | Last Updated: 17th April, 2020
Category: automotive auto parts
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The crankshaft sensor on the Mitsubishi Eclipse is located near the crankshaft pulley. It sends a signal, via voltage, to the computer, signaling the location of the crankshaft and engine speed.

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Similarly, where is my crankshaft position sensor located?

The location of the crankshaft position sensor can vary from one vehicle to another. Obviously it must be close to the crankshaft, so it is most often located on the front underside of the engine. It can usually be found mounted to the timing cover. Sometimes it may be mounted at the rear or the side of the engine.

Subsequently, question is, what happens when your crank sensor goes bad? If the crankshaft position sensor or its wiring have any issues, it can cause the crankshaft signal to be cut off while the engine is running, which can cause the engine to stall. This is usually a sign of a wiring problem. However, a bad crankshaft position sensor can also produce this symptom.

Secondly, how do you know your crankshaft sensor is bad?

The Most Common Failure Crankshaft Position Sensor Symptoms

  1. Check Engine Light Is On. Check engine light comes on if the sensor is overheated.
  2. Vibrations in the Engine. Vibration from engine is usually the cause.
  3. Slow Response from the Accelerator.
  4. Erratic Starting.
  5. Misfiring of the Cylinder.
  6. Stalling and Backfiring.

What is the difference between a camshaft sensor and a crankshaft sensor?

The Camshaft sensor determines which cylinder is firing to establish injector synchronization and coil firing sequence in DIS systems. Crankshaft sensors set ignition timing, supply the RPM signal, and determine engine speed.

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How much does it cost to replace a crankshaft sensor?

The average cost for a crankshaft position sensor replacement is between $190 and $251. Labor costs are estimated between $102 and $130 while parts are priced between $88 and $121.

Can a car run without a crankshaft position sensor?

The crankshaft position sensor is the most important of all engine management sensors, and the engine will absolutely not run without it. Many systems are smart enough to try guessing should this sensor fail and allow the engine to run without it. In your case, a magnetic crankshaft positioning sensor is used.

Can you test a crankshaft position sensor?

A multimeter can measure voltage, current, and resistance. You can remove the sensor, and then test the resistance. Attach one end of the multimeter to each wiring lead of the sensor. Another way to test the crankshaft sensor with a multimeter is by checking the output voltage with the engine cranking.

How much is a camshaft sensor?

To replace a camshaft position sensor, you can expect to pay anywhere from $120 to $300. Parts alone will run about $50 to $200. Labor costs will be in the range of $70 to $100 for professional replacement. Expect to pay more if you have a luxury vehicle or are having your local car dealership perform the replacement.

Can you clean a camshaft sensor?


Cleaning the Camshaft Position Sensor
Sometimes, cleaning the camshaft sensor can do the trick and bring back your ride's optimum performance. After that, take the sensor out and place it on a clean rag. Step 4: Next, spray some aerosol solvent on the camshaft position sensor and then use a new rag to wipe it dry.

What causes a crankshaft position sensor to fail?

The wiring harness is the most common problem associated with crank sensor failure. This can be the result of improper voltage, ground or return circuit problems. Loose wiring, oil and debris can wear down the wiring harness, causing a disruption of voltage or wear and tear on the wiring itself.

What does a crank sensor control?

A crank sensor is an electronic device used in an internal combustion engine, both petrol and diesel, to monitor the position or rotational speed of the crankshaft. This information is used by engine management systems to control the fuel injection or the ignition system timing and other engine parameters.

Does crankshaft sensor affect fuel pump?

Lowered Fuel Efficiency: Since a bad sensor affects fuel injection, the engine will not receive the proper amount of fuel at the right time, resulting in lower fuel efficiency. Engine Stall: Crankshaft sensor problems can also make your engine stall at low speeds and the car will have difficulty while starting.

Can a crankshaft sensor cause transmission problems?

Hello - No, the crankshaft position sensor will not affect your transmission at all - except when it fails, and the engine ceases to run. It is also possible that your transmission is actually in 2nd gear and in "Limp Mode", which is what is does when there is an internal transmission failure.

Can you clean crankshaft position sensor?


Before installing the new sensor use a clean rag to clean the position sensor port hole. You can spray cleaner on the shop towel to aid the cleaning process. Position the new crank sensor squarely into the sensor port hole and firmly push it into place.

What does a cam sensor do when it goes out?

As the camshaft position sensor weakens, the signal it transmits to the vehicle's ECM also weakens. Eventually, the signal will weaken so much the signal will switch off, and so will the engine. This can happen while the vehicle is parked, or while you are driving. The latter can be a dangerous situation.

Can I drive with a bad crankshaft sensor?

If the engine appears to function normally, as before, it is likely OK to drive it. However, if the engine starts to misfire (you would see a flashing check engine light) then it is NOT OK to drive it all without risk of damage. Diagnostic Trouble Codes can never be used to "directly" condemn parts.

How long does a camshaft sensor last?

The camshaft position sensor on a car is built to last as long as the car does, but in most cases it will have to be replaced well before that. Just like any other sensor or switch on a car, the camshaft position sensor will take a lot of abuse due to the heat that the engine produces.