Ride Control Repairs: Keeping Your Customers’ Tires Glued to the Road
Confused about modern ride control technology? Sometimes looking back into automotive history can put such technology into a more usable framework. A good illustration is how ride control technology evolved from the simple, early-century friction shock absorber to the electronic variable-rate shocks and MacPherson struts currently being installed on late-model imports. When early automobile manufacturers
Tech Info for Servicing Parts: Central Port Fuel Injection Diagnosis
The acronym PATS stands for Passive Anti-Theft System. It is called “passive” because it requires no action on the part of the driver. With this system, Ford likes to play annoying little games of PATS hide-and-go-seek. That is to say, they can’t seem to decide where they want to put the PATS system. Not only
Tech Tip: Ford Engine Oil Levels – How to Avoid Overfilling
Incorrect oil levels are being found in many 2002-2003 Ford, Lincoln and Mercury vehicles. In most cases, the level is being misinterpreted because the oil level on the dipstick is not touching the top hash mark at the upper limit (or MAX mark), or it is partway down the crosshatch area.
Tech Tip: Diagnosing a Nissan Altima with the Check Engine Light On
The engine runs rough, gas mileage is down and more importantly the "check engine" light is on. That little illuminated check engine light strikes fear in the hearts and minds of the average vehicle owner – it’s supposed to. Otherwise, people would keep driving their vehicles as long as they could, eclipsing the light with a piece of electrical tape.
Nissan Tech Tip: Pleasant Surprise – Plugging Head Leak
Any technician who has worked extensively with Asian-made vehicles has more than a casual acquaintance with head gasket replacements. It comes as no surprise that when you put an aluminum head on a cast iron block, the different expansion rates of the two metals will eventually weaken the head gasket.
Diagnostic Dilemmas
It’s Mechanical, Stupid! Just about every student of politics remembers President Bill Clinton’s famous campaign slogan, “It’s the economy, stupid!” Allow me to paraphrase by saying, “It’s mechanical, stupid!” Yes, that’s right, mechanical failures can cause diagnostic trouble codes and, all too often, we tread the Primrose Path because we become lost in a maze
Tech Tip: Pleasant Surprise – Plugging Nissan Head Leak
Any technician who has worked extensively with Asian-made vehicles has more than a casual acquaintance with head gasket replacements. It comes as no surprise that when you put an aluminum head on a cast iron block, the different expansion rates of the two metals will eventually weaken the head gasket.
Tech Tip: Nissan Altima Engine Misfire – A Simple Tubular Malfunction
The engine runs rough, gas mileage is down and more importantly the "check engine" light is on. That little illuminated check engine light strikes fear in the hearts and minds of the average vehicle owner – it’s supposed to. Otherwise, people would keep driving their vehicles as long as they could, eclipsing the light with a piece of electrical tape.
Top Five Tools
Earle Kramer Jr., president Green Acres Automotive LLC Perkiomenville, PA Mac Tools’ Mac Mentor with Lab Scope — This is the best and most efficient scanner I have ever owned. ALLDATA — This is the most knowledgeable information system I have used. Smoke Pro Smoke Machine — This machine is cost effective and safe to
Steering Position Sensors: Keeping on Track
The steering position sensor’s basic function is to monitor the driver’s steering inputs. This includes the angle of the steering wheel and/or the rate at which the driver is turning the wheel. The information may be used to vary hydraulic pressure in a variable-assist power steering system, or by a stability control system to improve