AutoCodes – Subaru – P0512 Subaru

P0512 Subaru Code - Starter Request Circuit

Quick Answer

On vehicles with Push Button Ignition Switch, the Engine Control Module (ECM) monitors the inhibitor switches and keyless access control module. Common causes include Faulty Push Button Ignition Switch, Push Button Ignition Switch harness is open or shorted, Push Button Ignition Switch 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: P0512 Subaru indicates Starter Request Circuit.
Common causes: Common causes include Faulty Push Button Ignition Switch, Push Button Ignition Switch harness is open or shorted, Push Button Ignition Switch 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 16,438

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 Jul 12, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0512 Subaru Description

On vehicles with Push Button Ignition Switch, the Engine Control Module (ECM) monitors the inhibitor switches and keyless access control module. Once the ECM sees a signal to start the engine, it will verify that the necessary criteria have been met before engaging the starter. The Diagnostic Trouble Code (DTC) will set when the ECM detects an open or short in the starter request signal circuit.

OBDII Code P0512 Subaru - Starter Request Circuit - AutoCodes.com — P0512 Subaru Code - Starter Request Circuit

What does this mean?

What are the Possible Causes of the DTC P0512 Subaru?

Faulty Push Button Ignition Switch
Push Button Ignition Switch harness is open or shorted
Push Button Ignition Switch circuit poor electrical connection
Faulty Keyless Access Control Module
Faulty Engine Control Module (ECM)

How to Fix the DTC P0512 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 P0512 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.

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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 P0512 Subaru Code

1. What are the common symptoms of OBDII code P0512 in a Subaru related to the Starter Request Circuit?

- Common symptoms include issues with starting the vehicle, intermittent starting problems, and potential failure of the starter motor.

2. What are the possible causes of OBDII code P0512 in a Subaru?

- The code P0512 in a Subaru can be triggered by a faulty starter motor, damaged wiring or connectors in the starter circuit, or a malfunctioning starter relay.

3. How can I diagnose the OBDII code P0512 in my Subaru?

- To diagnose the code P0512, you can perform a visual inspection of the starter circuit, test the starter relay, check the wiring for any damage, and use a diagnostic scanner to retrieve the specific error codes.

4. Can a DIY enthusiast repair OBDII code P0512 in a Subaru?

- Depending on the cause of the code, DIY enthusiasts can potentially repair P0512 by replacing the starter motor, repairing damaged wiring, or replacing the starter relay. However, it's recommended to have some mechanical experience before attempting these repairs.

5. Are there any quick tips for resolving OBDII code P0512 in a Subaru?

- Quick tips include checking the battery connections for tightness, ensuring the vehicle is in park or neutral when starting, and testing the starter circuit components for proper functionality.

6. What happens if I ignore OBDII code P0512 in my Subaru?

- Ignoring code P0512 can lead to potential starting issues, complete failure of the starter system, and could leave you stranded if the vehicle no longer starts.

7. How much does it typically cost to repair OBDII code P0512 in a Subaru at a repair shop?

- The cost of repairs for code P0512 in a Subaru can vary depending on the exact cause of the issue, but it may range from $200 to $500 for parts and labor.

8. Can a bad battery cause OBDII code P0512 in a Subaru?

- A weak or failing battery can sometimes trigger code P0512 due to insufficient power reaching the starter motor. It's recommended to check the battery health as part of diagnosing the issue.

9. Is it safe to continue driving my Subaru with OBDII code P0512 present?

- It is not recommended to continue driving your Subaru with code P0512 present, as it can lead to potential starting problems and may result in further damage to the starter system.

10. Will resetting the OBDII code P0512 in my Subaru make the issue disappear permanently?

- Resetting the code may temporarily clear the error, but if the underlying issue causing P0512 is not addressed, the code is likely to reappear. It's important to diagnose and repair the root cause of the problem.