Car is all tuned up and new to me!

[Needsnewtyres2]

Yesterday, I acquired a 2002 P5 vehicle and started the process of mentally enumerating its requirements and the corresponding actions I must do. The vehicle's mileage now stands at 142,000 miles.
One potential issue is the battery, since it exhibits a little decrease in rotational speed. The individual from whom I acquired the vehicle said that it has been inactive for around five months.
The second step would include doing a tune-up, which includes replacing spark plugs, wires, and filters.
I would want to inquire if it is advisable to change the coils. How can one determine whether or not an item need replacement?
Upon observing several instructional videos on the popular online platform YouTube, I must assert that I have not seen an engine that is as straightforward to manipulate and repair as the one shown.

Let us modify the first item by emphasizing the need for thorough cleaning.

[Starcar2022]

From a technical standpoint, the most comprehensive method to thoroughly assess the functioning and performance of a coil is to use an oscilloscope, execute the engine startup procedure, and carefully analyze the obtained outcomes. Typically, this task is undertaken by an individual who has the requisite expertise and training in using an oscilloscope for the purpose of diagnosing engine and ignition issues.
The customary examination involves assessing the general state of the system, with a particular focus on the degradation of soft components and the presence of rust or oxidation on various coil sections, which may result in issues related to continuity. Additionally, it is advisable to examine the electrical connection for similar issues.

[Needsnewtyres2]

Your response is logical and the concept of mileage is also comprehensible.
Based on my current salary of 142,000 dollars, I have a skeptical view on any potential alterations that may have been made.
I will include those items in the list. (in addition to the newly installed electrical cables)

[Starcar2022]

The accuracy of information pertaining to the lifetime of automotive components on the internet is not always reliable. Similar to a significant portion of online content, such material is often replicated and disseminated without proper verification, eventually leading to the establishment of peculiar claims as factual.
I collaborate with and maintain strong relationships with Drive-Train Engineers employed by prominent automotive manufacturers. It is always amusing for us to see the online discourse around automotive components and the public's perception of their development processes.

I respectfully inquire about the individuals responsible for conducting the testing on the components in order to ascertain their durability beyond a period of ten years or a mileage exceeding 100,000 miles. The user expresses amusement through the use of repeated laughter.

How can individuals or organizations feasibly address all the real-world situations that may impact any given component and its durability? This is the reason why there exist comprehensive delineations of the vehicle warranty, specifying the components and services that are included. In the past, the industry operated inside a certain range of miles and years, however now, this range has expanded significantly.

[Needsnewtyres2]

I acknowledge your statement.
I am inclined to save expenses by opting for the replacement of coil packs rather than investing in costly diagnostic procedures.
At the very least, completing the task would result in its timely resolution and removal from the list of pending matters.

[Starcar2022]

In the absence of visible signs of wear or a diagnostic trouble code indicating a potential coil issue, I would suggest prioritizing a basic electrical tune-up including the replacement of spark plugs and spark plug wires. Frequent coil replacement might give rise to unforeseen complications that were not initially present. In contemporary practice, the absence of moving components in a coil and the diminishing use of fluid for transformer cooling in the industry have rendered them less susceptible to the adverse effects of extreme environmental conditions. Unlike a turbocharged engine, the coils are not positioned in close proximity to unprotected heat radiation, thereby minimizing the likelihood of predictable deterioration in the soft components. Consequently, the rationale for replacing these components primarily rests on the desire for reassurance and the psychological comfort associated with having new parts. As previously acknowledged, the engine in question exhibits a high level of user-friendliness, so making the process of maintenance and repair rather straightforward. Consequently, it would be more rational to consider engine replacement just in instances when a genuine issue arises.

The frequency with which clients have approached me over the years, seeking assistance after attempting a do-it-yourself tune-up on their cars, is considerable. These individuals often encounter issues that either arise as a result of their own actions or remain unresolved, as they haphazardly install various components without considering the need of a thorough diagnostic assessment. Consequently, this approach not only exacerbates existing problems but also necessitates my intervention, so incurring additional costs for the consumers. The user expressed amusement through laughter.

[Needsnewtyres2]

Unfortunately. Cease the production of logical coherence.
It will result in immediate cost savings.
I appreciate your guidance.

[Starcar2022]

It is important to remember the inclusion of battery condoms, which refer to anti-corrosion washers that are often recommended for purchase. These washers have been shown to effectively prevent corrosion. I would also suggest that, upon purchasing the battery, it is advisable to request a load check to be conducted by the retailer prior to your departure. It is noteworthy to mention that a considerable number of batteries do not meet the criteria of being in a "new" state.
Given that you are located in Washington state, I presume that you want to visit either AutoZone or another chain shop. When purchasing items at a discounted price and opting to shop at COSTCO, it is advisable to exercise caution due to the lack of battery load testing facilities available in most of their stores. AutoZone also offers the service of inspecting your vehicle's charging system, which is crucial for the proper functioning of all operational aspects of your new vehicle.
Given that this is a novel vehicle to you, it would be advisable to start your job by doing an engine oil and oil filter change in order to establish a baseline.

Subsequently, do a comprehensive visual inspection across the whole length of the vehicle, including the suspension system and other pertinent areas, with the objective of identifying signs of wear or damage that may not often be discernible via routine maintenance practices.

[Needsnewtyres2]

I omitted the mention of the oil change since it is considered to be an inherent expectation.
I do not see Costco as a cost-effective alternative. Interstate batteries are available for purchase at quite competitive costs, and my personal experiences with them have been consistently positive. The battery donuts are quite commendable. Utilize them throughout all of my possessions. I intend to purchase the battery and conduct a preliminary evaluation in a controlled environment prior to its installation in the vehicle. I own a load tester and charger.
The glove compartment had the original owner's manual and other items enclosed inside a black zipped bag. The vehicle was equipped with factory-installed wheel locking, and the registration documents issued by Mazda were included with the owner's handbook. The presence of wheel locks was seen, however no immediate cognitive processing occurred. I am now experiencing some concerns about the security of the key. I need to inspect the lug wrench. According to the instructions, the indicated location is likely to be correct.

[Starcar2022]

Apologies for the imprecise terminology in my previous statement. Instead of using the term "cheap," I should have used the phrase "inexpensive" to accurately convey the intended meaning.

The Interstate battery demonstrates commendable performance in several aspects, however it is currently manufactured without the use of recovered battery components.The use of novel materials in battery manufacturing is a prevalent practice in contemporary times. For instance, Optima, as an illustrative case, only employs 99% pure virgin lead. I am not knowledgeable with the plastic component of automobile batteries, nevertheless, to the best of my understanding, plastic materials do not undergo wear or decomposition in this context. Interstate highways has extensive geographical coverage throughout the country and exhibit commendable proficiency in delivering customer service.
I formerly worked as an interstate dealer, successfully selling a substantial number of products and providing warranty services for several customers. When purchasing a battery from Costco, it is advisable to inspect the production date of the battery itself rather than relying just on the little sticker affixed to the battery. The process of deciphering the precise date imprinted on the upper box edge of a battery may be acquired from online resources. The amount of information I need to input is substantial. The majority of retailers engage in the practice of rotating their inventory, including old and new merchandise, and conducting tests before affixing a fresh date tag on the battery. This is a commonly seen habit that has been in existence for some decades. Typically, this method does not possess any inherent ethical concerns or wrongdoing.

It is commendable to learn that you own a "load tester" as a do-it-yourself (DIY) tool. It is noteworthy to observe that a considerable number of individuals engage in the practice of personally maintaining their automobiles, however lack access to basic and essential tools and diagnostic equipment required to ensure optimal vehicle performance and minimize reliance on professional repair services. The user's expression is characterized by a sense of triumph or amusement.

[CelestialSeeker]

Given the novelty of the car in your possession, it is advisable to do the replacement of various fluids, including brake fluid, transmission fluid, coolant, and power-steering fluid.