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Bmw E46 Camshaft Position Sensor Location

By the Editorial Staff

March 16, 2026

BMW E46 / N42: How to replace the Camshaft Position Sensors - YouTube
BMW E46 / N42: How to replace the Camshaft Position Sensors - YouTube Image via www.youtube.com
BMW 3 Series (E46) 1999-2005 - Exhaust camshaft position sensor - DIY ...
BMW 3 Series (E46) 1999-2005 - Exhaust camshaft position sensor - DIY ... Image via www.youtube.com

If you have a camshaft sensor fault code and your engine isn't running right, I suggest replacing the sensor before digging too deep. In this article, I will go over the steps involved with replacing the intake and exhaust camshaft position sensors. The procedures are different, so they will be described separately.

BMW E46 Intake Camshaft Position Sensor Replacement P0344 P0340 DIY ...
BMW E46 Intake Camshaft Position Sensor Replacement P0344 P0340 DIY ... Image via www.youtube.com

Genuine Intake Cam Sensor: https://amzn.to/2Mkmrgc I go over the symptoms surrounding my P0344 intermittent code, give you an overview of how hall effect cam sensors work, show you some tests you. Intake camshaft position sensor how-to Jump to Latest 196K views 131 replies 90 participants last post by Sansho Mar 8, 2017 P. What is the E46 Camshaft Position Sensor? The E46 Camshaft Position Sensor is a crucial component in the engine management system of the BMW E46 series, primarily produced between 1997 and 2006.

BMW E46 Camshaft Sensor Replacement | BMW 325i (2001-2005), BMW 325Xi ...
BMW E46 Camshaft Sensor Replacement | BMW 325i (2001-2005), BMW 325Xi ... Image via www.pelicanparts.com

This sensor monitors the position of the camshaft, allowing the engine control unit (ECU) to adjust ignition timing and fuel injection for optimal performance. Typically located near the camshaft, the. BMW E46 / N42: How to replace the Camshaft Position Sensors (#107) This is a simple job and you just need a 5mm allen key and a torque wrench set to 7 Nm.

BMW E46 Camshaft Sensor Replacement | BMW 325i (2001-2005), BMW 325Xi ...
BMW E46 Camshaft Sensor Replacement | BMW 325i (2001-2005), BMW 325Xi ... Image via www.pelicanparts.com

Hope it help someone. Please subscribe to. Bimmerforums is the preferred online BMW Forum and community for BMW owners.

BMW E46 Camshaft Sensor Testing | BMW 325i (2001-2005), BMW 325Xi (2001 ...
BMW E46 Camshaft Sensor Testing | BMW 325i (2001-2005), BMW 325Xi (2001 ... Image via www.pelicanparts.com

At Bimmerforums, you will find technical how. If your E46's M52 or M54 engine is throwing codes related to camshaft position (like P0340 or P0341), it's likely time for a replacement. A faulty sensor can lead to a host of headaches, from reduced fuel economy to stalling.

⚙️ [BMW E46/E39 M54] Camshaft Position Sensor Replacement - YouTube
⚙️ [BMW E46/E39 M54] Camshaft Position Sensor Replacement - YouTube Image via www.youtube.com

Thankfully, replacing a BMW E46 camshaft position sensor is a manageable task for many DIY enthusiasts, and getting the right part is half the battle. We've scoured. BMW 3 Series (E46) 1999.

In this video, Bentley Publishers technical editors Charles Burke and Nick Czerula illustrate how to replace the exhaust camshaft position sensor on a 2001 - 2005 BMW 3 Series (E46). The camshaft position sensor is used to synchronize fuel injection and as a feedback device for the VANOS (variable camshaft timing) control. This tech article will show how to test BMW E46 camshaft position sensors.

The exhaust camshaft sensor will be shown in the photos; testing the intake sensor is similar.

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