Car Engine Electronic Control Systems
AIM Heavy-Duty Catalogs Provide Information for New and Reman Alternators and Starters

AIM has announced the availability of its catalogs for the heavy-duty industry with information on both new and remanufactured starters and alternators. In addition to printed catalogs, AIM’s entire database of application information is available through its electronic catalog.

TPMS: What are Dealers Doing?

Service shops aren’t the only ones concerned about TPMS these days. Auto dealers, also, are handling an increasing number of TPMS-equipped vehicles in their service bays. While there’s strong competition for vehicle service, TPMS is forcing both auto and tire dealers to cope with a new side dish on their service menus. The common thread,

Diagnostic Dilemmas: Symptom Diagnosis…The Journey Begins

When I first began my automotive career way back in 1957, the symptoms of an ailing engine were very apparent. A carburetor with a worn accelerator pump, for example, would characteristically stumble on acceleration and a closed-up set of distributor contact points would cause the engine to become very sluggish. Low fuel pressure caused by

Foreign Affairs: Getting Nissan Engines Back to Peak Performance

/Articles/06_01_2007/60754gif_00000014067.gif” width=”156″ height=”146″ alt=”” border=”0″ align=”right” /> In this article, we’ll take a look at some of the common problems that affect engine performance. With on-board diagnostics (OBD), many of these problems will cause a check engine lamp (CEL) and store a code. With most of us becoming comfortable and proficient while working with OBD

Selling Services: Reading Tires to Diagnose Suspension Problems

As a rule, all tires should wear evenly across the full face of the tread as long as wheel alignment is correct, the tires are maintained at the recommended inflation pressure, and the vehicle is driven sensibly. Any kind of tire wear that deviates from the norm, therefore, usually indicates trouble. SHOULDER WEAR Take heavy

40-Year-Old Volvo

Starring at an auto show near you, it’s “The 40-Year-Old Volvo,” a tale of a 1966 1800 that just keeps running, and running, and running. . . By Debbie Briggs, Contributing Writer When Irvin Gordon bought his sporty red 1966 Volvo 1800, or P1800 as it’s known in Europe, on June 30, 1966, he had

Tech Feature: Laser Ignition Technology

Since the earliest days of the internal combustion engine, spark plugs have provided the ignition source for the air/fuel mixture. Over the years, spark plugs have gotten smaller, and the use of exotic metals in their electrodes has extended plug life to 100,000 miles or more. But spark plugs still have a conductive center electrode

Avoiding Those Hi-Tech Returns

One of the more common complaints these days from jobbers and retailers when dealing with electronic powertrain control modules (ECMs/PCMs) is the relatively high number of defective returns, exchanges or warranty claims demanded by repair shops. Yet, of all electronic parts that come back defective, ECMs tend to be the ones most often misdiagnosed. This

Forum Junkies: The Do’s and Don’ts of Netiquette

A web forum or internet message board can be a great thing. Just imagine like-minded people coming together to discuss problems and solutions on the internet. But, sometimes it is like a bar without any alcohol, and some patrons manage to talk loudly and become “know it alls.” Web forums can be a powerful tool

Tech Feature: Performance Modifications…Getting a ‘Handle’ on Your Customers’ Tuning Needs

The sport compact car market is hotter than ever. The market has moved beyond the simple bolt-ons such as wheels, tires, brake rotors and spoilers. It’s not unusual today to see sport compact engines producing upward of 400 horsepower on the street. With so much power under the hood, the challenge is getting the horsepower

Rotating Electric Update

Question: There is a lot of talk in the industry regarding returns on non-defective parts. So, how can repair shops and technicians reduce the number of warranty returns on rotating electrical parts? Answer: Misdiagnosis of starting and charging problems is the main reason many starters and alternators are returned. The issue isn’t the quality of

Tire Pressure Monitoring Systems Present a New Service Opportunity

Changing technology always brings with it a need for new tools, and today’s new Tire Pressure Monitoring Systems (TPMS) are no exception. In 2000, Congress passed legislation called the TREAD (Transportation Recall Enhancement, Accountability and Documentation) Act in response to tire failures that were causing SUV rollovers. Many of these tire failures were blamed on