The Origins to a Breakdown
It’s interesting to see the look on a technician’s face as a vehicle gets towed into a shop on the back of a truck. That’s the opening scene for a no-start problem. You can usually tell when a technician thinks it’s good, and you can definitely tell when he thinks it’s bad. Not many techs
Why Go Digital? For Precision and Protection
These days, no matter what kind of automotive repair work you specialize in, virtually every system has a certain amount of electronics. Consequently, one diagnostic tool every technician needs is a digital multimeter. To figure out electrical and electronic problems, you have to “see” what’s going on inside the circuits and components. Trouble is, you
The Ins and Outs of Diagnosing Battery, Charging and Starter Problems
You answer the phone and the voice on the other end says, “My car won’t start.” When temperatures drop, the no-start calls start pouring in. Cold weather increases the strain on the battery, starting and charging system and tends to bring out any weaknesses in these components. Cold weather thickens the oil and makes the
OBD II Diagnostics:Tips And Tricks to Make the Process Easier
The Malfunction Indicator Lamp (MIL) can be a golden light of opportunity for your shop. If the light comes on, it means the Onboard Diagnostics II system (OBD II) has detected an emissions-related problem. OBD II is designed to turn on the MIL if a problem occurs that may cause emissions to exceed federal limits
Aftermarket Update
Trade Press Gets First-Hand Look During Tour of Bosch’s State-of-the-Art South Carolina O2 Sensor Plant Oxygen sensors are one of the key sensors in every engine’s fuel management feedback control system. Consequently, O2 sensors play a vital role in maintaining low emissions, good fuel economy and peak performance. Developed by the Robert Bosch Corporation, O2
Sensing an Emissions Problem
Oxygen sensors are a product that have been around for more than 20 years, yet most motorists don’t even know they have one or more of these devices on their vehicle – let alone what it does. The only time customers even become aware of oxygen sensor existence is if they get a Check Engine
Analyzing Ignition Misfires and Plotting a Diagnostic Course
Uh oh. The Malfunction Indicator Lamp (MIL) is on, and you’ve just found a misfire code. It’s a code P0304, which tells you cylinder number four is misfiring. There are no other codes and the engine has a steady miss. Now what? Misfire diagnosis in this kind of situation should be fairly easy. You have