Engine-CodesSubaru – P1592 Subaru

P1592 Subaru Code - Neutral Position Switch Circuit - MT Model

Quick Answer

The P1592 diagnostic trouble code (DTC) for Subaru vehicles refers to an issue with the Neutral Position Switch Circuit in manual transmission models. Common causes include Faulty Neutral Position Switch, Damaged wiring or connectors in the circuit, Malfunctioning ECM. 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
P1592 Subaru indicates Neutral Position Switch Circuit - MT Model.
Common causes
Common causes include Faulty Neutral Position Switch, Damaged wiring or connectors in the circuit, Malfunctioning ECM.
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.
Table of contents Created and updated by William Orellana on Sep 10, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1592 Subaru Description

The P1592 diagnostic trouble code (DTC) for Subaru vehicles refers to an issue with the Neutral Position Switch Circuit in manual transmission models. The Neutral Position Switch is a crucial component that detects when the transmission is in neutral, allowing the engine to start. When this circuit malfunctions, it can lead to a variety of issues that can affect the vehicle's performance and drivability.

OBDII Code P1592 Subaru - Neutral Position Switch Circuit - MT Model
P1592 Subaru Code - Neutral Position Switch Circuit - MT Model

Common Causes of P1592 Subaru

  1. Faulty Neutral Position Switch
  2. Damaged wiring or connectors in the circuit
  3. Malfunctioning ECM
  4. Loose connections or poor electrical connections
  5. Transmission fluid leaks or contamination affecting the switch

Symptoms of P1592 Subaru

  1. Engine not starting or starting in gear
  2. Rough idling or stalling
  3. Hesitation during acceleration
  4. Inconsistent shifting patterns

How to Fix P1592 Subaru

  1. Begin by diagnosing the issue using a diagnostic scanner to retrieve the trouble codes and pinpoint the problem area.
  2. Inspect the Neutral Position Switch and its wiring for any visible damage or signs of wear. Replace the switch if faulty.
  3. Check the connectors and wiring in the circuit for loose connections or corrosion. Repair or replace as needed.
  4. Test the ECM to ensure it is functioning correctly and communicating with the switch properly. Replace if necessary.
  5. Clear the trouble codes from the ECM memory and test the vehicle to confirm that the issue has been resolved.

Cost to Fix P1592 Subaru

The typical repair costs for addressing the P1592 code in a Subaru vehicle can range from $150 to $400, including parts and labor. However, it is essential to note that specific diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships, while independent shops often offer lower rates. It is advisable to consult local rates for a more accurate estimate of the repair costs.

Need more information about the P1592 Subaru code?

Need more information on how to fix the P1592 Subaru code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1592 Subaru 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 P1592 Subaru Code

1. What are common symptoms of OBDII code P1592 in a Subaru related to the Neutral Position Switch Circuit on a manual transmission model?

Common symptoms include difficulty starting the vehicle, issues with shifting gears, and the inability to start the engine at all.

2. What are some possible causes of OBDII code P1592 in a Subaru with a manual transmission?

Potential causes include a faulty neutral position switch, damaged wiring or connectors in the circuit, or issues with the transmission control module.

3. How can I diagnose the Neutral Position Switch Circuit issue triggering OBDII code P1592 in my Subaru?

You can diagnose the problem by checking the wiring and connectors for damage, testing the neutral position switch for functionality, and scanning the transmission control module for any related error codes.

4. Can a DIY enthusiast repair the Neutral Position Switch Circuit issue causing OBDII code P1592 in a Subaru?

While some simple issues like loose connections can be addressed by DIY enthusiasts, diagnosing and repairing more complex problems may require professional expertise to ensure proper resolution.

5. Is it safe to continue driving my Subaru with OBDII code P1592 related to the Neutral Position Switch Circuit on a manual transmission model?

It is not recommended to drive the vehicle with this code present, as it can lead to transmission issues and potentially compromise your safety on the road.

6. How much does it typically cost to repair OBDII code P1592 in a Subaru due to the Neutral Position Switch Circuit issue?

The cost of repair can vary depending on the exact cause of the problem, but it may range from a few hundred to a few thousand dollars, including parts and labor.

7. Are there any preventive measures to avoid OBDII code P1592 related to the Neutral Position Switch Circuit in a Subaru?

Regular maintenance inspections, checking for any signs of wear or damage in the circuit, and addressing any issues promptly can help prevent this code from occurring.

8. Can weather conditions or rough terrain impact the Neutral Position Switch Circuit and trigger OBDII code P1592 in a Subaru?

Extreme weather conditions or rough terrain can potentially damage the wiring or connectors in the circuit, leading to issues with the neutral position switch and triggering the code.

9. Will resetting the OBDII system clear the P1592 code related to the Neutral Position Switch Circuit in my Subaru?

Resetting the system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear once the problem resurfaces.

10. How urgent is it to address OBDII code P1592 in a Subaru caused by the Neutral Position Switch Circuit issue?

It is important to address the issue promptly to prevent further damage to the transmission system and ensure the safe operation of your vehicle.

Discuss the causes and fixes for P1592 Subaru OBDII Code

Code P1592 Subaru comments

No comments found for this page.