AutoCodes – Volkswagen – P1606 Volkswagen

P1606 Volkswagen Code - Rough Road Signal Circuit Malfunction

Quick Answer

P1606 Volkswagen indicates Rough Road Signal Circuit Malfunction. Common causes include Check ABS control module trouble code(s) stored, Faulty ABS control module, Control Area Network (CAN) data bus. 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: P1606 Volkswagen indicates Rough Road Signal Circuit Malfunction.
Common causes: Common causes include Check ABS control module trouble code(s) stored, Faulty ABS control module, Control Area Network (CAN) data bus.
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 10,269

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 May 25, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1606 Volkswagen Description

OBDII Code P1606 Volkswagen - Rough Road Signal Circuit Malfunction - AutoCodes.com — P1606 Volkswagen Code - Rough Road Signal Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1606 Volkswagen?

Check ABS control module trouble code(s) stored
Faulty ABS control module
Control Area Network (CAN) data bus

How to Fix the DTC P1606 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 P1606 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 P1606 Volkswagen code?

Need more information on how to fix the P1606 Volkswagen code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1606 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 P1606 Volkswagen Code

1. What are the common symptoms of OBDII code P1606 in a Volkswagen?

- Common symptoms include rough idling, engine misfires, decreased fuel efficiency, and hesitation during acceleration.

2. What is the primary cause of the P1606 code in a Volkswagen?

- The primary cause is typically a malfunction in the rough road sensor circuit, which is responsible for detecting road conditions and adjusting the engine performance accordingly.

3. How can I diagnose the rough road sensor circuit malfunction in my Volkswagen?

- Diagnosis involves checking the wiring harness for any damage or loose connections, testing the sensor itself for proper functioning, and using a scan tool to read the trouble codes.

4. Can a DIY enthusiast repair the rough road signal circuit malfunction in a Volkswagen?

- While some DIY enthusiasts may be able to tackle this repair, it is recommended to consult a professional mechanic with experience in dealing with OBDII codes and electronic systems for accurate diagnosis and repair.

5. Will driving my Volkswagen with the P1606 code cause further damage?

- Continuously driving with the P1606 code can potentially lead to engine performance issues and further damage if left unaddressed for an extended period. It is best to have the issue diagnosed and repaired promptly.

6. Are there any temporary fixes I can try for the P1606 code in my Volkswagen?

- Temporary fixes like resetting the trouble code using a scan tool may temporarily clear the error code, but it is crucial to address the underlying issue to prevent it from recurring.

7. How much does it typically cost to repair the rough road signal circuit malfunction in a Volkswagen?

- The cost of repair can vary depending on the extent of the issue, parts needed, and labor rates. It is recommended to obtain quotes from different mechanics or repair shops for an accurate estimate.

8. Can extreme weather conditions trigger the P1606 code in a Volkswagen?

- Extreme weather conditions such as heavy rain, snow, or rough road surfaces can potentially affect the rough road sensor circuit, leading to the triggering of the P1606 code.

9. Is it safe to continue driving my Volkswagen if the P1606 code appears intermittently?

- While intermittent appearances of the P1606 code may not pose an immediate danger, it is still advisable to have the issue diagnosed and repaired to ensure optimal engine performance and safety.

10. How long does it typically take to repair the rough road signal circuit malfunction in a Volkswagen?

- The repair time can vary depending on the complexity of the issue, availability of parts, and the mechanic's expertise. In general, it may take a few hours to a full day to complete the repair.