AutoCodes – Hyundai – P0600 Hyundai

P0600 Hyundai Code - Serial Communication Link Malfunction

Quick Answer

The Engine Control Module (ECM) sets the OBDII code when has detected no communication between control modules. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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: P0600 Hyundai indicates Serial Communication Link Malfunction.
Common causes: Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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 23,660

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 Oct 02, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0600 Hyundai Description

The Engine Control Module (ECM) sets the OBDII code when has detected no communication between control modules. Control Area Network (CAN) system error.

OBDII Code P0600 Hyundai - Serial Communication Link Malfunction - AutoCodes.com — P0600 Hyundai Code - Serial Communication Link Malfunction

What does this mean?

What are the Possible Causes of the DTC P0600 Hyundai?

Faulty Engine Control Module (ECM)
Engine Control Module harness is open or shorted
Engine Control Module circuit poor electrical connection
Low battery voltage

How to Fix the DTC P0600 Hyundai?

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 P0600 Hyundai 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 P0600 Hyundai code? Get Access to Factory Service Manuals

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Get the P0600 Hyundai 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 P0600 Hyundai Code

1. What does the OBDII code P0600 mean on a Hyundai?

P0600 indicates a Serial Communication Link Malfunction, meaning the vehicle's control modules are having trouble communicating with each other over the network.

2. What are the common symptoms of a P0600 code on a Hyundai?

Symptoms may include the check engine light turning on, erratic or poor engine performance, transmission shifting issues, or problems starting the vehicle.

3. What causes the P0600 code in a Hyundai?

Common causes include faulty wiring or connectors, a malfunctioning control module, damaged CAN bus circuits, or software issues in the vehicle's communication system.

4. Can a loose or damaged connector trigger the P0600 code?

Yes, loose, corroded, or damaged connectors in the communication network can disrupt signals between modules and trigger the P0600 code.

5. How can I diagnose the P0600 code on my Hyundai?

Start by inspecting wiring, connectors, and fuses related to the communication network. Use an advanced scan tool to check for additional trouble codes and monitor data communication between modules.

6. Is it safe to drive with a P0600 code on a Hyundai?

It depends on the severity of the symptoms, but driving with a P0600 code can lead to performance issues or unsafe conditions. Itâ€™s best to address the issue promptly.

7. Can a faulty ECU cause the P0600 code in a Hyundai?

Yes, a malfunctioning Engine Control Unit (ECU) or another control module can fail to communicate properly, leading to the P0600 code.

8. How much does it cost to fix a P0600 code on a Hyundai?

Repair costs can vary based on the root cause, ranging from $50 for simple wiring repairs to over $1,000 if a control module needs replacement.

9. Can I fix the P0600 code on my Hyundai myself?

If the issue is related to loose connections or visible wiring damage, you may be able to repair it yourself. However, diagnosing deeper communication issues often requires professional tools and expertise.

10. Will clearing the P0600 code with a scan tool fix the problem?

Clearing the code will reset the check engine light, but it wonâ€™t fix the underlying issue causing the P0600 code. The problem needs to be properly diagnosed and repaired.