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P1658 Volkswagen Code - CAN Data Bus Cruise Control Incorrect Signal

Quick Answer

The P1658 Volkswagen diagnostic trouble code indicates that there is an issue with the CAN data bus related to the cruise control system. Common causes include Faulty cruise control module, Wiring or connector issues in the CAN bus network, Faulty CAN bus communication. 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
P1658 Volkswagen indicates CAN Data Bus Cruise Control Incorrect Signal.
Common causes
Common causes include Faulty cruise control module, Wiring or connector issues in the CAN bus network, Faulty CAN bus communication.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P1658 Volkswagen Description

The P1658 Volkswagen diagnostic trouble code indicates that there is an issue with the CAN data bus related to the cruise control system. The Controller Area Network (CAN) is a communication network in modern vehicles that allows various control modules to communicate with each other. In this case, the incorrect signal related to the cruise control system suggests that there may be a problem with the communication between the cruise control module and other modules on the CAN bus.

OBDII Code P1658 Volkswagen - CAN Data Bus Cruise Control Incorrect Signal
P1658 Volkswagen Code - CAN Data Bus Cruise Control Incorrect Signal

Common Causes of P1658 Volkswagen

  1. Faulty cruise control module
  2. Wiring or connector issues in the CAN bus network
  3. Faulty CAN bus communication
  4. Software or programming issues in the cruise control system
  5. Malfunctioning engine control module (ECM)

Symptoms of P1658 Volkswagen

  1. Inoperative cruise control system
  2. Cruise control engaging sporadically
  3. Cruise control unable to maintain set speed
  4. Illumination of the cruise control warning light on the dashboard
  5. Other CAN bus-related error codes may be present

How to Fix P1658 Volkswagen

  1. Use a diagnostic scanner to retrieve the trouble code and identify the specific cause of the issue.
  2. Inspect the wiring and connectors in the CAN bus network for any damage or corrosion. Repair or replace as needed.
  3. Test the cruise control module for proper functionality and replace if necessary.
  4. Perform a software update or reprogram the cruise control module to address any programming issues.
  5. Clear the trouble code from the vehicle's memory and test the cruise control system to ensure proper operation.

Cost to Fix P1658 Volkswagen

The cost of repairing a P1658 Volkswagen code can vary depending on the specific cause of the issue. In general, the parts and labor involved in diagnosing and repairing this problem can range from $200 to $500. However, this estimate is just a rough approximation, and actual costs may differ based on the individual circumstances. It's recommended to consult with a professional technician or auto repair shop to get a more accurate cost estimate for addressing this particular diagnostic trouble code. Labor rates and diagnostic fees can vary, so it's advisable to inquire about these costs before proceeding with the repair.

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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 P1658 Volkswagen Code

1. What are the common symptoms of OBDII code P1658 in a Volkswagen related to the CAN Data Bus Cruise Control Incorrect Signal?

The common symptoms include the cruise control system not working properly, the cruise control light flashing, and the vehicle experiencing issues with speed control.

2. What are the possible causes of OBDII code P1658 in a Volkswagen?

The main causes of this code include a faulty cruise control switch, damaged wiring or connectors in the cruise control system, or a malfunction in the CAN data bus communication.

3. How can I diagnose the OBDII code P1658 in my Volkswagen?

To diagnose this code, you can start by checking the cruise control switch and its wiring for any damage. Additionally, using a diagnostic scanner to check the CAN data bus communication can help pinpoint the issue.

4. What are some repair tips for fixing OBDII code P1658 in a Volkswagen?

Repair tips include inspecting and repairing any damaged wiring or connectors in the cruise control system, replacing the cruise control switch if necessary, and ensuring proper communication on the CAN data bus.

5. Can I still drive my Volkswagen with OBDII code P1658 present?

While it may be possible to drive the vehicle with this code, it is recommended to address the issue promptly to prevent any potential safety risks or further damage to the cruise control system.

6. Is it safe to continue using the cruise control if OBDII code P1658 is triggered in a Volkswagen?

It is not advisable to use the cruise control if this code is present, as it indicates a communication error that could affect the system's functionality and potentially lead to unsafe driving conditions.

7. How much does it typically cost to repair OBDII code P1658 in a Volkswagen?

The cost of repairing this code can vary depending on the specific cause of the issue and the extent of the repairs needed. It is recommended to consult a professional mechanic for an accurate estimate.

8. Can OBDII code P1658 in a Volkswagen be triggered by a loose connection in the cruise control system?

Yes, a loose or poor connection in the cruise control system, particularly in the wiring or connectors, can cause the CAN Data Bus Cruise Control Incorrect Signal error (P1658) to appear.

9. Will resetting the OBDII system clear the P1658 code in a Volkswagen?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the P1658 code is not addressed, it is likely to reappear after driving the vehicle again.

10. Is it possible for other OBDII codes to be triggered along with P1658 in a Volkswagen?

Yes, depending on the root cause of the issue, additional related codes related to the cruise control system or CAN data bus communication may be triggered alongside P1658.

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