AutoCodes – Audi – P0727 Audi

P0727 Audi Code - Engine Speed Input Circuit No Signal

Quick Answer

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). Common causes include Faulty Crankshaft Position (CKP) Sensor, Crankshaft Position (CKP) Sensor harness is open or shorted, Crankshaft Position (CKP) 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: P0727 Audi indicates Engine Speed Input Circuit No Signal.
Common causes: Common causes include Faulty Crankshaft Position (CKP) Sensor, Crankshaft Position (CKP) Sensor harness is open or shorted, Crankshaft Position (CKP) 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 26,526

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 Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0727 Audi Description

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).

OBDII Code P0727 Audi - Engine Speed Input Circuit No Signal - AutoCodes.com — P0727 Audi Code - Engine Speed Input Circuit No Signal

What does this mean?

What are the Possible Causes of the DTC P0727 Audi?

Faulty 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 DTC P0727 Audi?

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 P0727 Audi 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.

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Need more information on how to fix the P0727 Audi code? Get Access to Factory Service Manuals

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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 P0727 Audi Code

1. What are common symptoms of OBDII code P0727 in an Audi related to the Engine Speed Input Circuit No Signal?

- Common symptoms include the check engine light illuminating, erratic or incorrect speedometer readings, and issues with shifting gears.

2. What are the possible causes of OBDII code P0727 in an Audi?

- Possible causes include a faulty engine speed sensor, damaged wiring or connectors in the input circuit, or issues with the vehicle's powertrain control module (PCM).

3. How can I diagnose the cause of OBDII code P0727 in my Audi?

- Diagnosis typically involves using a scan tool to retrieve the trouble codes, testing the engine speed sensor with a multimeter, and inspecting the wiring and connectors for any damage or corrosion.

4. Can I continue driving my Audi with OBDII code P0727 present?

- It is not recommended to continue driving with this code as it can lead to further damage to the vehicle's transmission or engine components.

5. What are some repair tips for resolving OBDII code P0727 in an Audi?

- Repair tips may include replacing the engine speed sensor, repairing or replacing damaged wiring or connectors, and resetting the PCM after repairs are completed.

6. Is it possible to clear the OBDII code P0727 in my Audi without fixing the underlying issue?

- Clearing the code without addressing the root cause may temporarily turn off the check engine light, but the issue will likely reoccur until the problem is properly diagnosed and repaired.

7. How much does it typically cost to repair OBDII code P0727 in an Audi?

- Repair costs can vary depending on the specific cause of the code, but they may range from $100 to $300 for parts and labor.

8. Can a DIY enthusiast fix OBDII code P0727 in an Audi at home?

- Depending on the individual's mechanical skills and access to tools, some DIY enthusiasts may be able to diagnose and repair this code at home. However, professional assistance is recommended for accurate diagnosis and repairs.

9. Will OBDII code P0727 cause permanent damage to my Audi if left unresolved?

- Ignoring this code can potentially lead to further damage to the vehicle's transmission or engine, so it is best to address the issue promptly to prevent additional problems.

10. How long does it take to repair OBDII code P0727 in an Audi?

- The repair time can vary based on the specific cause of the code and the complexity of the repair, but it typically takes a few hours to a full day to diagnose and fix the issue.