Dodge Spirit Has A Check Engine Light

Common Causes of the Check Engine Light in Your Dodge Spirit and How to Resolve Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
40% chance it's the
Emissions System
0%
60% chance it's
Something else
The most common reasons a Dodge Spirit has a check engine light are an emissions system component, a sensor, or a catalytic converter.
  • Emissions System: A faulty emissions system component, such as an oxygen sensor or EGR valve, can lead to increased emissions and trigger the check engine light.
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 Dodge Spirit has a check engine light?

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.

A faulty oxygen sensor is one of the most common causes of a check engine light. Symptoms may include a decrease in fuel mileage, hesitation or misfiring from the engine, rough idling or even stalling. A faulty sensor may cause the vehicle to fail an emissions test.

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.

Due to the nature of electrical systems on modern vehicles, the range of problems these can cause are nearly limitless. However, there is a way to categorize them in two ways. Permanent and intermittent problems. Permanent problems appear and remain. This may be the vehicle will not start, the radio does not work, or the door chime will not turn off among many, many others. These problems are more straight-forward to diagnose since they present themselves at all time. This means there will always be a fault to find. Intermittent electrical problems, however, can be difficult or impossible to locate, since they appear then disappear without warning. The best case scenario for an intermittent issue is when replicating the problem is easily accomplished and understood. This allows a technician to make an issue semi-permanent, allowing them to find the fault. Other issues that come and go without warning and cannot be replicated on demand must occur when the technician is servicing the vehicle, otherwise there is no problem to correct. It is most important to understand that electrical system faults always require inspection, and can include the vehicle working in any manner, or not working at all.

Like we noted in the last section, general diagnosis symptoms are the most vague of the bunch. There are several diagnostic spectrums, electrical diagnosis, drivability diagnostics, engine diagnostics, transmission diagnostics, and the list could continue for about 5 or 10 more spectrums of diagnostics. The most important take-away here, is that general diagnostics are diagnostics that have no other spectrum in which they fit, or the problem is unknown. This means that any vehicle left outside of a repair facility with the keys and an authorization to perform diagnosis will be diagnosed under the general diagnosis spectrum.

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.

Troubleshooting Check Engine Light in a Dodge Spirit

When troubleshooting the check engine light in your Dodge Spirit, it's essential to adopt a methodical diagnostic approach. Begin by using an OBD-II scanner to retrieve any diagnostic trouble codes (DTCs), as these codes are invaluable in pinpointing the specific issue triggering the light. Next, take a moment to check for any additional dashboard warnings, such as oil pressure or battery alerts, which can provide further insights into the vehicle's condition. Pay attention to how the check engine light behaves; for instance, a steady light may indicate a less urgent issue, while a flashing light signals a serious problem that requires immediate attention. Additionally, monitor the engine temperature during your drive, as any sudden fluctuations can indicate underlying issues that need addressing. By following this structured approach, you can effectively diagnose the problem and determine whether a simple fix is possible or if professional assistance is necessary.

What Could Cause the Check Engine Light to Illuminate in a Dodge Spirit?

When the check engine light comes on in your Dodge Spirit, it can be a source of concern, but understanding the common problems can help you troubleshoot effectively. One frequent culprit is a faulty oxygen sensor, which is vital for monitoring exhaust gases and ensuring optimal engine performance. Additionally, a loose gas cap is often overlooked; simply tightening it can sometimes resolve the issue. Fuel system problems, such as a malfunctioning fuel cap or irregular fuel pressure, can also trigger the light, indicating that the engine may not be receiving the correct fuel mixture. Furthermore, engine-related issues, including a failing catalytic converter or worn spark plug wires, can lead to the check engine light illuminating. By being aware of these potential causes, you can take initial steps to diagnose the problem, such as checking the gas cap or inspecting the oxygen sensor, before deciding whether to consult a mechanic for a more thorough examination.

Why is the Check Engine Light Important in a Dodge Spirit?

The Check Engine Light in your Dodge Spirit is not just a mere inconvenience; it is a critical alert from your vehicle's On-Board Diagnostics (OBD) system that should never be ignored. When this light illuminates, it signifies that the system has detected a potential issue with the engine or emissions system, which could range from a minor problem, like a loose gas cap, to more severe concerns that could compromise your vehicle's performance and safety. Ignoring this warning can lead to escalating issues, resulting in costly repairs and potentially dangerous driving conditions. For instance, a malfunctioning engine can affect your vehicle's acceleration and fuel efficiency, while emissions problems can lead to environmental violations and fines. By addressing the Check Engine Light promptly, you not only safeguard your vehicle's health but also ensure your safety on the road. Therefore, it is essential to take this warning seriously and investigate the underlying issues as soon as possible to maintain the reliability and longevity of your Dodge Spirit.

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