Engine-Codes - Mercedes-benz - P0725 Mercedes-Benz

P0725 Mercedes-Benz Code - Engine Speed Sensor Input Circuit Malfunction

- Code Popularity: 6,679 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code P0725 Mercedes-Benz?

  • Fualty Crankshaft Position (CKP) Sensor
  • Crankshaft Position (CKP) Sensor harness is open or shorted
  • Crankshaft Position (CKP) Sensor circuit poor electrical connection
  • Communication error between the Engine Control Module (ECM) and Transmission Control Module (TCM)

|How to Fix the P0725 Mercedes-Benz Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the Cost to Diagnose the Code P0725 Mercedes-Benz?

Labor: 1.0

The cost to diagnose the P0725 Mercedes-Benz code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|When is the P0725 Mercedes-Benz Code Detected?

The P0725 Codes is triggered when Transmission Control Module (TCM) does not receive the engine speed signal from Engine Control Module (ECM).

|What are Code P0725 Mercedes-Benz Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P0725 Mercedes-Benz Code Mean?

The Engine Control Module (ECM) monitors the engine speed through the Crankshaft Position (CKP) sensor with the engine running, and send signal to the Transmission Control Module (TCM).

Engine Speed Sensor Input Circuit Malfunction

|Need more Information on the P0725 Mercedes-Benz Code?

Need more information on how to fix the P0725 Mercedes-Benz code? Get Access to Factory Service Manuals

|Need Help with the P0725 Mercedes-Benz Code?

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