AutoCodesAudi – P1659 Audi

P1659 Audi Code - Engine Coolant Blower Motor Speed 1 Short To Positive

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
P1659 Audi indicates Engine Coolant Blower Motor Speed 1 Short To Positive.
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 2,652
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 P1659 Audi 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 P1659 Audi - Engine Coolant Blower Motor Speed 1 Short To Positive - AutoCodes.com
P1659 Audi Code - Engine Coolant Blower Motor Speed 1 Short To Positive

What are the Possible Causes of the DTC P1659 Audi?

  • 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 P1659 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 P1659 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.

Need more information about the P1659 Audi code?

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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 P1659 Audi Code

What does the OBDII code P1659 mean for an Audi?

P1659 indicates an issue with the Engine Coolant Blower Motor Speed 1 circuit, specifically a short to positive.

What are the common symptoms of code P1659 in an Audi?

Symptoms may include overheating, reduced engine cooling efficiency, and possible activation of a check engine light.

What causes the P1659 code to appear?

The most common causes are a short circuit in the blower motor wiring, a faulty blower motor, or a damaged relay.

Can I drive my Audi with the P1659 code?

It’s not recommended to drive for extended periods, as overheating can damage the engine and other components.

How do I diagnose the P1659 code in an Audi?

Check the wiring and connectors for damage, inspect the blower motor for faults, and test the relay for proper operation.

What tools are needed to fix the P1659 code?

You’ll need a multimeter to test electrical components, a wiring diagram for the coolant blower motor circuit, and basic hand tools.

How much does it cost to repair the P1659 code?

Repairs can cost between $50 and $500 depending on whether the issue is wiring-related or if the blower motor needs replacement.

Can the P1659 code be fixed at home?

Yes, if you have basic electrical troubleshooting skills and the necessary tools, you can repair the wiring or replace the blower motor.

How can I prevent the P1659 code from appearing again?

Regularly inspect and maintain the wiring and connectors in the coolant blower motor circuit to avoid damage or shorts.

Does the P1659 code affect engine performance?

While it doesn’t directly affect performance, overheating caused by the blower motor issue can lead to engine damage over time.

Discuss the causes and fixes for P1659 Audi OBDII Code

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