AutoCodes – Mercedes-Benz – P0716 Mercedes-Benz

P0716 Mercedes-Benz Code - Transmission Input/Turbine Speed Sensor Circuit Range/Performance

Quick Answer

The Input Speed Sensor detects the primary pulley revolution speed and sends a signal to the Transmission Control Module (TCM) and Engine Control Module (ECM). Common causes include Faulty Transmission Speed Sensor, Transmission Speed Sensor harness is open or shorted, Transmission Speed 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: P0716 Mercedes-Benz indicates Transmission Input/Turbine Speed Sensor Circuit Range/Performance.
Common causes: Common causes include Faulty Transmission Speed Sensor, Transmission Speed Sensor harness is open or shorted, Transmission Speed 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 6,787

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0716 Mercedes-Benz Description

The Input Speed Sensor detects the primary pulley revolution speed and sends a signal to the Transmission Control Module (TCM) and Engine Control Module (ECM). The ECM sets the OBDII code when the Input Speed Sensor is out of factory specifications.

OBDII Code P0716 Mercedes-Benz - Transmission Input/Turbine Speed Sensor Circuit Range/Performance - AutoCodes.com — P0716 Mercedes-Benz Code - Transmission Input/Turbine Speed Sensor Circuit Range/Performance

What does this mean?

What are the Possible Causes of the DTC P0716 Mercedes-Benz?

Faulty Transmission Speed Sensor
Transmission Speed Sensor harness is open or shorted
Transmission Speed Sensor circuit poor electrical connection

How to Fix the DTC P0716 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 P0716 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 P0716 Mercedes-Benz code?

Need more information on how to fix the P0716 Mercedes-Benz code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0716 Mercedes-Benz code diagnosed by a professional: Find a repair shop in your area

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 P0716 Mercedes-Benz Code

What does the OBDII code P0716 mean for a Mercedes-Benz?

P0716 indicates an issue with the transmission input/turbine speed sensor circuit. It suggests that the sensor is reporting a signal outside of the expected range or performance parameters.

What are the symptoms of a P0716 code in a Mercedes-Benz?

Common symptoms include erratic or delayed shifting, transmission slipping, reduced engine performance, harsh gear engagement, and the illumination of the check engine light.

What causes the P0716 code to appear in a Mercedes-Benz?

Causes can include a faulty turbine speed sensor, damaged wiring or connectors in the sensor circuit, a transmission control module (TCM) issue, or internal transmission problems.

Can I drive my Mercedes-Benz with a P0716 code?

Driving with a P0716 code is not recommended, as it can lead to further transmission damage or unsafe driving conditions due to erratic shifting.

How is the P0716 code diagnosed in a Mercedes-Benz?

A technician will use a scan tool to read the code, inspect the input speed sensor and its wiring, check the transmission fluid level and condition, and possibly perform live data analysis to confirm the issue.

What role does the input/turbine speed sensor play in the transmission?

The sensor monitors the rotational speed of the transmission's input shaft, providing data to the TCM to control shifting and overall transmission performance.

How can a P0716 code be fixed in a Mercedes-Benz?

Repairs may involve replacing the faulty input speed sensor, repairing or replacing damaged wiring, updating or reprogramming the TCM, or addressing internal transmission issues if necessary.

Is a P0716 code specific to Mercedes-Benz, or does it apply to other vehicles?

The P0716 code is a generic OBDII code that can appear in various vehicles, but the exact diagnosis and repair steps may vary depending on the make and model.

How much does it cost to repair a P0716 code on a Mercedes-Benz?

Repair costs depend on the exact cause. Sensor replacement may cost $150-$300, while more extensive repairs like transmission work can exceed $1,000.

Can low transmission fluid cause a P0716 code in a Mercedes-Benz?

Yes, low or contaminated transmission fluid can cause erratic sensor readings, potentially triggering the P0716 code. Always check fluid levels and condition as part of the diagnosis.