AutoCodes – Subaru – P1C06 Subaru

P1C06 Subaru Code - 12V Battery Relay Close Circuit Performance

Quick Answer

The Engine Control Module (ECM) monitors the 12V Battery Relay. Common causes include Faulty 12V Battery Relay, 12V Battery Relay harness is open or shorted, 12V Battery Relay 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: P1C06 Subaru indicates 12V Battery Relay Close Circuit Performance.
Common causes: Common causes include Faulty 12V Battery Relay, 12V Battery Relay harness is open or shorted, 12V Battery Relay 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 1,145

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 Mar 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1C06 Subaru Description

The Engine Control Module (ECM) monitors the 12V Battery Relay. The ECM sets the OBDII code when the 12V Battery Relay is not to factory specifications.

OBDII Code P1C06 Subaru - 12V Battery Relay Close Circuit Performance - AutoCodes.com — P1C06 Subaru Code - 12V Battery Relay Close Circuit Performance

What does this mean?

What are the Possible Causes of the DTC P1C06 Subaru?

Faulty 12V Battery Relay
12V Battery Relay harness is open or shorted
12V Battery Relay circuit poor electrical connection

How to Fix the DTC P1C06 Subaru?

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 P1C06 Subaru 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 P1C06 Subaru code?

Need more information on how to fix the P1C06 Subaru code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P1C06 Subaru Code

1. What are the common symptoms of OBDII code P1C06 in a Subaru related to the 12V Battery Relay Close Circuit Performance?

- The common symptoms include difficulty starting the vehicle, intermittent power loss, and issues with electrical components.

2. What are some possible causes of the P1C06 OBDII code in a Subaru?

- The code can be triggered by a faulty 12V battery relay, wiring issues, a weak battery, or a malfunctioning electrical system component.

3. How can I diagnose the cause of the P1C06 code in my Subaru?

- To diagnose the issue, you can start by checking the condition of the 12V battery relay, inspecting the wiring for any damage, testing the battery voltage, and scanning for any other related trouble codes.

4. Can I still drive my Subaru with the P1C06 trouble code present?

- It is not recommended to drive the vehicle with the P1C06 code present, as it can lead to potential electrical issues and cause further damage to the vehicle's components.

5. How can I repair the 12V Battery Relay Close Circuit Performance issue in my Subaru?

- Repairing the issue involves replacing the faulty 12V battery relay, repairing any damaged wiring, ensuring the battery is in good condition, and clearing the trouble code from the vehicle's computer.

6. Are there any DIY tips for troubleshooting the P1C06 code in my Subaru?

- DIY tips include checking the battery connections for tightness, inspecting the relay for signs of damage, testing the battery voltage, and using a multimeter to check for continuity in the wiring.

7. Can a low battery voltage trigger the P1C06 OBDII code in a Subaru?

- Yes, a weak or low battery voltage can trigger the P1C06 code as it may affect the performance of the 12V battery relay and the overall electrical system.

8. How important is it to address the P1C06 code in a Subaru promptly?

- It is important to address the P1C06 code promptly to prevent further damage to the vehicle's electrical system and ensure the proper functioning of critical components.

9. Will resetting the trouble code make the issue go away permanently?

- Simply resetting the trouble code may temporarily clear the warning light, but it will not fix the underlying issue causing the P1C06 code in the Subaru.

10. Is it advisable to seek professional help for diagnosing and repairing the P1C06 code in my Subaru?

- Yes, it is advisable to seek professional help from a qualified mechanic or technician to accurately diagnose and repair the P1C06 code in your Subaru to ensure the issue is properly resolved.