AutoCodes – Honda – P0600 2018 Honda CR-V

P0600 2018 Honda CR-V Code - Serial Communication Link Malfunction

Quick Answer

The driver IC which has a diagnostic function, and the Central Processing Unit (CPU) are built into the Powertrain Control Module (PCM). Common causes include Powertrain Control Module (PCM) Internal Failure. 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 2018 Honda CR-V indicates Serial Communication Link Malfunction.
Common causes
Common causes include Powertrain Control Module (PCM) Internal Failure.
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 249
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 02, 2024
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Code P0600 2018 Honda CR-V Description

The driver IC which has a diagnostic function, and the Central Processing Unit (CPU) are built into the Powertrain Control Module (PCM). If the CPU cannot receive diagnostic information from the driver IC for a specified duration due to the occurrence of communication abnormality between the driver IC and the CPU, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0600 2018 Honda CR-V - Serial Communication Link Malfunction - AutoCodes.com
P0600 2018 Honda CR-V Code - Serial Communication Link Malfunction

What are the Possible Causes of the DTC P0600 2018 Honda CR-V?

  • Powertrain Control Module (PCM) Internal Failure

How to Fix the DTC P0600 2018 Honda CR-V?

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 2018 Honda CR-V 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 P0600 2018 Honda CR-V code?

Need more information on how to fix the P0600 2018 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0600 2018 Honda CR-V 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 2018 Honda CR-V Code

What does the OBDII code P0600 mean for a 2018 Honda CR-V?

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

What are the common symptoms of code P0600 in a 2018 Honda CR-V?

Symptoms may include the check engine light turning on, erratic engine behavior, transmission issues, or failure of certain electronic systems.

What causes the P0600 code to appear in a 2018 Honda CR-V?

Possible causes include faulty wiring, damaged connectors, a failed control module, or issues with the communication bus (CAN bus).

Can a bad battery cause the P0600 code on a 2018 Honda CR-V?

Yes, a weak or failing battery can disrupt the communication between control modules and trigger the P0600 code.

How do you diagnose the P0600 code on a 2018 Honda CR-V?

Diagnosing involves scanning for additional codes, inspecting wiring and connectors, testing the communication bus, and checking the functionality of control modules.

Is it safe to drive a 2018 Honda CR-V with a P0600 code?

It may be unsafe to drive, as the malfunction can affect critical systems like the engine or transmission. Immediate diagnosis and repair are recommended.

How much does it cost to fix the P0600 code on a 2018 Honda CR-V?

Repair costs vary widely, ranging from $100 for basic wiring repairs to over $1,000 if a control module needs replacement.

Can clearing the code fix the P0600 issue on a 2018 Honda CR-V?

Clearing the code may temporarily remove the warning, but the underlying issue must be addressed to prevent the code from returning.

What tools are needed to diagnose the P0600 code on a 2018 Honda CR-V?

You'll need an OBDII scanner, a multimeter for electrical testing, and possibly specialized tools for testing the CAN bus system.

Can a software update fix the P0600 code on a 2018 Honda CR-V?

In some cases, a software update from the manufacturer may resolve communication issues between control modules. Check with a Honda dealership.

Discuss the causes and fixes for P0600 2018 Honda CR-V OBDII Code

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