AutoCodes – Volkswagen – P1660 Volkswagen

P1660 Volkswagen Code - Engine Coolant Blower Motor Speed 1 Short To Ground

Quick Answer

The Engine Control Module (ECM) monitors the Engine Coolant Blower Motor. Common causes include Faulty Engine Coolant Blower Motor, Engine Coolant Blower Motor harness is open or shorted, Engine Coolant Blower Motor 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
P1660 Volkswagen indicates Engine Coolant Blower Motor Speed 1 Short To Ground.
Common causes
Common causes include Faulty Engine Coolant Blower Motor, Engine Coolant Blower Motor harness is open or shorted, Engine Coolant Blower Motor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 9,025
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 10, 2022
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Code P1660 Volkswagen Description

The Engine Control Module (ECM) monitors the Engine Coolant Blower Motor. The ECM sets the Diagnostic Trouble Code (DTC) when the Engine Coolant Blower Motor is not to factory specifications.
OBDII Code P1660 Volkswagen - Engine Coolant Blower Motor Speed 1 Short To Ground - AutoCodes.com
P1660 Volkswagen Code - Engine Coolant Blower Motor Speed 1 Short To Ground

What are the Possible Causes of the DTC P1660 Volkswagen?

  • Faulty Engine Coolant Blower Motor
  • Engine Coolant Blower Motor harness is open or shorted
  • Engine Coolant Blower Motor circuit poor electrical connection

How to Fix the DTC P1660 Volkswagen?

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 P1660 Volkswagen 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 P1660 Volkswagen code?

Need more information on how to fix the P1660 Volkswagen code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1660 Volkswagen 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 P1660 Volkswagen Code

1. What are common symptoms of OBDII code P1660 in a Volkswagen related to the Engine Coolant Blower Motor Speed 1 Short To Ground?

The common symptoms include overheating of the engine, reduced cooling performance, and potential issues with the vehicle's air conditioning system.

2. What are the possible causes of OBDII code P1660 in a Volkswagen indicating an Engine Coolant Blower Motor Speed 1 Short To Ground?

Possible causes can include a short circuit in the blower motor wiring, a faulty blower motor, or a problem with the blower motor control module.

3. How can I diagnose OBDII code P1660 in my Volkswagen related to Engine Coolant Blower Motor Speed 1 Short To Ground?

Diagnosis involves checking the wiring and connectors related to the blower motor, testing the blower motor itself for proper function, and inspecting the blower motor control module for any issues.

4. Can I continue to drive my Volkswagen with OBDII code P1660 indicating an Engine Coolant Blower Motor Speed 1 Short To Ground?

It is not recommended to drive the vehicle with this code as it can lead to engine overheating and potential damage if the cooling system is not functioning properly.

5. How can I repair OBDII code P1660 in my Volkswagen indicating an Engine Coolant Blower Motor Speed 1 Short To Ground?

Repair typically involves fixing the short circuit in the wiring, replacing the blower motor if necessary, or addressing any issues with the blower motor control module.

6. Is it possible to reset OBDII code P1660 in a Volkswagen related to Engine Coolant Blower Motor Speed 1 Short To Ground without fixing the underlying issue?

While you can clear the code with an OBDII scanner, it is important to address the root cause of the problem to prevent further issues with the vehicle's cooling system.

7. Will fixing OBDII code P1660 in my Volkswagen indicating an Engine Coolant Blower Motor Speed 1 Short To Ground be costly?

The cost of repair can vary depending on the exact cause of the issue, but it is generally recommended to address the problem promptly to avoid more expensive repairs in the future.

8. Can a DIY enthusiast fix OBDII code P1660 in a Volkswagen related to Engine Coolant Blower Motor Speed 1 Short To Ground?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair this issue themselves, but it is recommended to seek professional help if unsure.

9. How long does it typically take to repair OBDII code P1660 in a Volkswagen indicating an Engine Coolant Blower Motor Speed 1 Short To Ground?

The repair time can vary based on the complexity of the issue and the availability of parts, but it is usually a relatively quick fix once the root cause is identified.

10. Can OBDII code P1660 in a Volkswagen related to Engine Coolant Blower Motor Speed 1 Short To Ground cause long-term damage to the vehicle?

Continued driving with this issue can potentially lead to long-term damage, such as engine overheating or damage to the cooling system components, so it is important to address the problem promptly.

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