AutoCodes – Mitsubishi – P0243 Mitsubishi

P0243 Mitsubishi Code - Turbocharger Wastegate Solenoid Circuit

Quick Answer

This fault code is stored in the Engine Control Module (ECM) when a fault is detected with the wastegate control solenoid circuit. Common causes include Faulty Turbo Boost Control Solenoid Valve, Turbo Boost Control Solenoid Valve harness is open or shorted, Turbo Boost Control Solenoid Valve 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
P0243 Mitsubishi indicates Turbocharger Wastegate Solenoid Circuit.
Common causes
Common causes include Faulty Turbo Boost Control Solenoid Valve, Turbo Boost Control Solenoid Valve harness is open or shorted, Turbo Boost Control Solenoid Valve 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 9,681
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 05, 2020
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Code P0243 Mitsubishi Description

This fault code is stored in the Engine Control Module (ECM) when a fault is detected with the wastegate control solenoid circuit. The purpose of the control system is to limit the boost pressure to allow for optimum performance without the risk of engine damage due to excessive boost pressure. The electrical circuit is monitored for open circuit, short circuit, and high resistance conditions.
OBDII Code P0243 Mitsubishi - Turbocharger Wastegate Solenoid Circuit - AutoCodes.com
P0243 Mitsubishi Code - Turbocharger Wastegate Solenoid Circuit

What are the Possible Causes of the DTC P0243 Mitsubishi?

  • Faulty Turbo Boost Control Solenoid Valve
  • Turbo Boost Control Solenoid Valve harness is open or shorted
  • Turbo Boost Control Solenoid Valve circuit poor electrical connection
  • Faulty Waste Gate
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0243 Mitsubishi?

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 P0243 Mitsubishi 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 P0243 Mitsubishi code?

Need more information on how to fix the P0243 Mitsubishi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0243 Mitsubishi 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 P0243 Mitsubishi Code

1. What are the common symptoms of OBDII code P0243 in a Mitsubishi related to the Turbocharger Wastegate Solenoid Circuit?

The common symptoms include reduced engine power, decreased fuel efficiency, and potential engine stalling.

2. What can cause the OBDII code P0243 to trigger in a Mitsubishi?

This code is typically triggered by a malfunction in the turbocharger wastegate solenoid circuit, such as a short or open circuit.

3. How can a driver diagnose OBDII code P0243 in their Mitsubishi?

A driver can use an OBDII scanner to read the code and then visually inspect the wastegate solenoid and its wiring for any signs of damage or corrosion.

4. Are there any DIY repair tips for fixing OBDII code P0243 in a Mitsubishi?

DIY repair tips may include checking and repairing any damaged wiring, ensuring proper connections, and potentially replacing the wastegate solenoid if necessary.

5. Is it safe to continue driving a Mitsubishi with OBDII code P0243 active?

It is not advisable to drive the vehicle with this code active, as it can lead to further engine damage and potential safety hazards.

6. Can weather conditions affect the triggering of OBDII code P0243 in a Mitsubishi?

Extreme weather conditions, such as excessive heat or cold, can sometimes exacerbate existing issues with the turbocharger wastegate solenoid circuit and trigger this code.

7. How much does it typically cost to repair OBDII code P0243 in a Mitsubishi at a professional auto repair shop?

The cost of repairs for this code can vary depending on the extent of the damage and the specific repairs needed, but it can range from a few hundred to over a thousand dollars.

8. Will resetting the OBDII code P0243 in a Mitsubishi fix the issue?

Resetting the code may temporarily clear the warning light, but the underlying issue with the turbocharger wastegate solenoid circuit will still need to be addressed to prevent future problems.

9. Can a faulty turbocharger cause OBDII code P0243 to be triggered in a Mitsubishi?

While a faulty turbocharger can lead to performance issues, OBDII code P0243 is specifically related to the wastegate solenoid circuit and its operation.

10. How long does it typically take to repair OBDII code P0243 in a Mitsubishi?

The repair time can vary depending on the complexity of the issue and the availability of parts, but it may take anywhere from a few hours to a full day for a professional mechanic to diagnose and fix the problem.

Discuss the causes and fixes for P0243 Mitsubishi OBDII Code

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