AutoCodesMercedes-Benz – P0806 Mercedes-Benz

P0806 Mercedes-Benz Code - Clutch Position Sensor Circuit Range/Performance

Quick Answer

The Transmission Control Module (TCM) monitors the Clutch Position Sensor signal. Common causes include Faulty Clutch Position Sensor, Clutch Position Sensor harness is open or shorted, Clutch Position Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0806 Mercedes-Benz indicates Clutch Position Sensor Circuit Range/Performance.
Common causes
Common causes include Faulty Clutch Position Sensor, Clutch Position Sensor harness is open or shorted, Clutch Position Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 8,967
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 09, 2019
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Code P0806 Mercedes-Benz Description

The Transmission Control Module (TCM) monitors the Clutch Position Sensor signal. The TCM sets the OBDII code when the Clutch Position Sensor is not to factory specifications.
OBDII Code P0806 Mercedes-Benz - Clutch Position Sensor Circuit Range/Performance - AutoCodes.com
P0806 Mercedes-Benz Code - Clutch Position Sensor Circuit Range/Performance

What are the Possible Causes of the DTC P0806 Mercedes-Benz?

  • Faulty Clutch Position Sensor
  • Clutch Position Sensor harness is open or shorted
  • Clutch Position Sensor circuit poor electrical connection

How to Fix the DTC P0806 Mercedes-Benz?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0806 Mercedes-Benz code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0806 Mercedes-Benz code?

Need more information on how to fix the P0806 Mercedes-Benz code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0806 Mercedes-Benz Code

What does the OBDII code P0806 mean for a Mercedes-Benz?

Code P0806 indicates an issue with the clutch position sensor circuit, specifically a range or performance problem.

What are the common symptoms of code P0806 in a Mercedes-Benz?

Symptoms may include difficulty shifting gears, erratic transmission behavior, or the vehicle going into limp mode.

What causes the P0806 code on a Mercedes-Benz?

Common causes include a faulty clutch position sensor, damaged wiring or connectors in the sensor circuit, or issues with the transmission control module.

How can I diagnose the P0806 code on my Mercedes-Benz?

Start by inspecting the clutch position sensor and its wiring for damage, test the sensor for proper operation, and check for continuity in the circuit.

Can the P0806 code affect drivability?

Yes, this code can lead to transmission issues that may affect gear shifting and overall vehicle performance.

How do I fix the P0806 code on a Mercedes-Benz?

Repairs may involve replacing the clutch position sensor, repairing damaged wiring, or reprogramming or replacing the transmission control module.

Is it safe to drive with the P0806 code active?

Driving with this code active can lead to further transmission damage or unsafe driving conditions, so it’s best to address it promptly.

How much does it cost to repair the P0806 code on a Mercedes-Benz?

Repair costs vary but typically range from $100 to $300 for sensor replacement, plus labor costs depending on the complexity of the repair.

Can a software update fix the P0806 code?

In some cases, a software update for the transmission control module may resolve the issue if the problem is software-related.

How can I prevent the P0806 code from recurring?

Regular maintenance, including inspecting the clutch position sensor and wiring, can help prevent this issue from recurring.

Discuss the causes and fixes for P0806 Mercedes-Benz OBDII Code

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