AutoCodesHonda – P06A8 2020 Honda CR-V

P06A8 2020 Honda CR-V Code - Internal VCC Power Malfunction

Quick Answer

The Main Central Processing Unit (CPU) and sub-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
P06A8 2020 Honda CR-V indicates Internal VCC Power 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 190
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 08, 2024
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Code P06A8 2020 Honda CR-V Description

The Main Central Processing Unit (CPU) and sub-CPU are built into the Powertrain Control Module (PCM). The main CPU supplies 3.3 V power voltage to the sub-CPU. The sub-CPU converts (A/D conversion) the supplied power voltage and outputs the A/D converted value to the main CPU via serial communication. The main CPU monitors the PCM internal 5 V power supply by comparing it with the received value (comparison power supply voltage (3.3 V)) from the sub-CPU. When the 5 V power supply is normal, the comparison power supply voltage (3.3 V) falls within a normal area. If the 5 V power supply malfunctions, the comparison power supply voltage (3.3 V) exceeds the range of normal area. If the comparison power supply voltage is out of permissible range for a set time, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC). Voltage Common Collector (VCC)
OBDII Code P06A8 2020 Honda CR-V - Internal VCC Power Malfunction - AutoCodes.com
P06A8 2020 Honda CR-V Code - Internal VCC Power Malfunction

What are the Possible Causes of the DTC P06A8 2020 Honda CR-V?

  • Powertrain Control Module (PCM) Internal Failure

How to Fix the DTC P06A8 2020 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 P06A8 2020 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 P06A8 2020 Honda CR-V code?

Need more information on how to fix the P06A8 2020 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P06A8 2020 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 P06A8 2020 Honda CR-V Code

1. What does the OBDII code P06A8 mean on a 2020 Honda CR-V?

P06A8 indicates an "Internal VCC Power Malfunction," which typically relates to an issue with the power supply or voltage regulation within the Engine Control Module (ECM).

2. What are the common symptoms of code P06A8 on a 2020 Honda CR-V?

Symptoms may include the check engine light turning on, poor engine performance, difficulty starting, or the engine entering limp mode.

3. What causes the P06A8 code to appear on a 2020 Honda CR-V?

Possible causes include a faulty ECM, wiring issues, poor electrical connections, or a short circuit in the ECM power supply system.

4. Is it safe to drive a 2020 Honda CR-V with the P06A8 code?

Driving with this code is not recommended as it can lead to further electrical or engine performance issues. Consult a mechanic as soon as possible.

5. How do you diagnose the P06A8 code on a 2020 Honda CR-V?

A mechanic will typically use a scan tool to confirm the code, inspect ECM wiring and connections, and test the power supply to the ECM for irregularities.

6. Can a weak battery cause the P06A8 code on a 2020 Honda CR-V?

Yes, a weak or failing battery can lead to voltage issues that trigger this code. Ensure the battery is fully charged and functioning correctly.

7. How do you fix the P06A8 code on a 2020 Honda CR-V?

Repairs may include checking and repairing ECM wiring, cleaning or securing electrical connections, updating the ECM software, or replacing the ECM if necessary.

8. How much does it cost to fix the P06A8 code on a 2020 Honda CR-V?

Repair costs can vary widely, from $100–$500 for wiring repairs to $1,000 or more if the ECM needs replacement.

9. Can a software update fix the P06A8 code on a 2020 Honda CR-V?

In some cases, an ECM software update may resolve the issue, especially if the malfunction is due to a known programming error.

10. Will resetting the ECM clear the P06A8 code on a 2020 Honda CR-V permanently?

Resetting the ECM may temporarily clear the code, but if the underlying issue isn’t addressed, the code will likely return.

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