2023 Subaru BRZ Engine Is Stalling

Common Causes of Engine Stalling in Your 2023 Subaru BRZ and How to Resolve Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Fuel System
0%
15% chance it's the
Air Intake System
0%
55% chance it's
Something else
The most common reasons a 2023 Subaru BRZ engine is stalling are the fuel system, the air intake system, or the ignition system.
  • Fuel System: A clogged fuel filter or failing fuel pump can restrict fuel flow, resulting in poor engine performance and starting issues.
  • Air Intake System: A dirty or damaged air filter or a malfunctioning mass airflow sensor can restrict airflow, leading to reduced engine performance and efficiency.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2023 Subaru BRZ engine is stalling?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Any time there is an emissions fault the check engine light will be displayed. The purpose of the check engine light is to inform the driver that an emission related fault has been found, and that there are on-board diagnostic (OBD) trouble codes stored in the powertrain or engine control module. Additionally, since the emissions systems are so intertwined into engine control and transmission control systems, symptoms may include nearly any sort of drivability concerns. This may include harsh shifting, failure to shift, hesitation on acceleration, jerking, engine failure to start or run, loss of power, or any number of other drivability issues.

When the Check Engine Light comes on, you may experience engine performance issues such as poor acceleration, rough idling, or an engine that won't start. In some cases, no abnormal symptoms will be experienced. Other systems like the transmission or ABS can cause the Check Engine Light to illuminate and lights for those systems can come on at the same time. Similar lights may say "Check Engine Soon", "Malfunction Indicator Light" or just "Check". In rare case the engine can overheat.

What are the initial diagnostic steps to take for a 2023 Subaru BRZ experiencing engine stalling?

When faced with engine stalling in a 2023 Subaru BRZ, it's essential to adopt a systematic diagnostic approach to identify the root cause effectively. Start by checking for error codes using an OBD-II scanner, as these codes can reveal specific issues within the vehicle's systems. Next, inspect the fuel system, including the fuel pump, filter, and injectors, since any malfunction here can disrupt fuel delivery and lead to stalling. Following this, examine the ignition system components such as spark plugs and ignition coils for signs of wear, as faulty ignition can prevent the engine from running smoothly. Additionally, ensure that the air intake system is clear of obstructions, as a clogged air filter can hinder engine performance. Don't overlook the importance of checking various sensors, including the mass airflow and throttle position sensors, as they play a critical role in engine management. Lastly, evaluate the battery's health to rule out electrical issues that could contribute to stalling. By methodically working through these steps, you can effectively diagnose and address the stalling issue in your Subaru BRZ, empowering you to make informed repairs.

What are the common problems that could cause the engine to stall in a 2023 Subaru BRZ?

When diagnosing engine stalling in a 2023 Subaru BRZ, it's essential to consider several common problems that could be at fault. First, fuel system issues, such as a clogged fuel filter or a failing fuel pump, can disrupt the flow of fuel to the engine, leading to stalling. Additionally, malfunctions in the ignition system, including faulty spark plugs or a malfunctioning ignition coil, can prevent the engine from firing properly. Airflow obstructions, often caused by blockages in the air intake system or a malfunctioning mass airflow sensor, can also upset the delicate air-fuel mixture necessary for smooth engine operation. Furthermore, engine sensors like the crankshaft and camshaft position sensors play a critical role in engine timing; if these sensors fail, they can cause unexpected stalling. Lastly, electrical issues, including problems with the battery, alternator, or wiring, can disrupt the engine's operation. By understanding these potential issues, DIY enthusiasts can take proactive steps to diagnose and resolve stalling problems, ensuring their Subaru BRZ runs smoothly on the road.

How urgent is it to address the engine stalling issue in a 2023 Subaru BRZ?

Addressing the engine stalling issue in a 2023 Subaru BRZ is of utmost urgency due to the serious safety risks it poses. Stalling can lead to a sudden loss of power while driving, increasing the likelihood of accidents or leaving you stranded in hazardous situations. Moreover, neglecting this problem can result in further damage to the engine and other critical components, leading to costly repairs that could have been avoided with timely intervention. Therefore, it is crucial to consult a qualified mechanic or reach out to your nearest Subaru dealership as soon as you notice any signs of stalling. Taking swift action not only ensures your safety but also helps maintain the reliability and longevity of your vehicle.

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