Modern Fuel Control Diagnostics: Sorting Through the Datastream
When confronted with a fuel control problem, contributing writer Gary Goms normally uses short- and long-term fuel trims to determine if the problem is caused by one of many failures such as a vacuum leak or a leaking fuel pressure regulator. He says some aftermarket scan tools may display AFR sensor data in a confusing way, so he helps techs sort out this datastream maze.
Pulling Codes: P0302: Cylinder 2 Misfire Detected Intermittent Activity
This article addresses a misfire code from a 1999 VW Passat. It will look at a plan of attack for when a P0302-Cylinder No. 2 Misfire Activity Detected code is being set intermittently. While this code has been encountered by many, this particular failure was unique in that it allowed one to witness theory truly come to life.
Using Recalls, TSBs as Brake Job Tools
You’re getting ready to perform a brake job, and while checking the vehicle’s torque specifications, you decide to hit the tab with TSBs and recalls. All of a sudden you’re staring at a screen of brake recall notices and TSBs for that make, model and year of vehicle. What should you do? Brake & Front End Editor Andrew Markel provides some insight on where to start and what to look for.
Specialty Chemicals Fix a Range of Issues
One of the hottest chemical categories these days is fuel cleaner additives. Contributing editor Larry Carley breaks down three types and recommends which ones work best for a variety of applications.
Wheel Weights: Are You Chasing or Catching?
It’s happened before: You balance a tire, put the weights on, drop the hood again for a check spin – and the balancer comes up asking for more weight. You add more weight and it asks for even more weights! This little play is called “chasing weights.” The first rule of chasing weights is simple: If the balancer asks for weights more than twice, something is wrong.
Diagnosing Starter Misses
Contributing writer Gary Goms was called to a friend’s shop to help with a no-cranking condition on a 2006 Chevy Tahoe. After diagnosing a faulty PCM ground, locating the missing ground proved to be problematic. Find out how Gary solves The Case of the Missing Starter.
Pulling Codes: The Ghost of Code P0420
Every once in a while you come across a vehicle with a P0420 code that bears mentioning. Using one of his scan tool’s features, Carlton Banks tests the catalytic converter’s efficiency.
Are You Ready For The Surge In Business?
This past winter will no doubt go in the history books as one of the toughest on record. Many shops, mine included, lost six or more days of work in February alone. I don’t want to think about the loss of revenue; I’d rather put it behind me and move on. There are some things that we cannot control, Mother Nature being one of them.
Bosch, Audi Sign Event Data Recorder License Agreement
Audi AG and Bosch Automotive Service Solutions have entered into a licensing agreement to allow Bosch access to Audi Event Data Recorder (EDR) system information. EDR access will be used to communicate with Audi passenger vehicles via the Bosch Crash Data Retrieval (CDR) tool, used to analyze and understand vehicle behavior before and during crashes.
Autologic Diagnostics Partnered With WORLDPAC Training Institute (WTI) For 2014 National Conference And Tech Sessions
Autologic Diagnostics, in partnership with the WORLDPAC Training Institute (WTI), hosted its fifth annual National Conference and Tech Sessions (NCTS) March 6-8 at The M Resort in Las Vegas. Two-hundred-and-sixty people from across the U.S. and around the globe were in attendance. Attendees were able to select four classes for a total of 16 hours of training.
Several States Declare April As ‘Car Care Month’
Several governors across the country have declared April as Car Care Month in their respective states, urging their residents to be car care aware and perform the service necessary to ensure their vehicles are operating in a safe, efficient and clean manner.
New Digital Steering Catalog And Prop Shaft ID Guide From CARDONE
CARDONE’s new Steering Catalog features hundreds of new SKUs and covers import and domestic, reman and new: Power Steering Pumps, Rack & Pinions, Steering Gears, Pittman Arms and Magna-Pure Power Steering Pumps & Filters.
