Parts of Car Exhaust System and Muffler Repair
Diagnosing And Replacing Oxygen Sensors

An oxygen sensor test can be used to assist technicians in verifying the oxygen sensor operation, but it should not be the only test used to determine if a sensor should be replaced. Most scan tools have an oxygen sensor tests function (also known as Mode $05), which allows a technician to view the data readings for the oxygen sensor(s).

Pulling Codes: The Importance Of Communication – No Code Analysis

For this month’s Pulling Codes case, we will attempt to provide a plan of attack for communication issues on General Motors products with the Class 2 Protocol. Our diagnostic journey begins with a 2004 Chevrolet Tahoe. This vehicle was tested at the EPA test facility in our area and it was determined that there is no communication with the PCM.

Tech Tip: Coil-On-Plug Misfire Diagnostic Tips For Ford/Lincoln/Mercury Engines

The misfiring cylinder must be identified through Self-Test misfire codes or through WDS Power Balance. Rule out base engine problems; rule out fuel problems; and then look at
ignition problems (be sure to rule out coil primary circuit issues).

ANSA Releases New Silverline Diesel Performance Exhaust Catalog

The new Silverline Diesel Performance Exhaust catalog is now available from ANSA. Included are exhaust system kits for Ford, Chevy and Dodge light-duty diesel pickups as well as an expanded selection of stacks, offering more styles, lengths and finishes.

Tech Tip: Don’t ‘Blow By’ PCV Inspections

Most emission control parts, like the PCV valve, require little if any scheduled maintenance, but replacement may be necessary if the Check Engine light is on, the vehicle has failed an emissions test or is experiencing a driveability problem. Other emission control components include the exhaust gas recirculation (EGR) valve, the evaporative emission control system (EVAP) vapor canister and purge valves, the catalytic converter, oxygen sensors and all of the engine’s other engine management sensors.

‘Exploring’ Service Needs On The Ford 4.0L V6 Engine

Rated at a rather anemic 210 horsepower, the 4.0L SOHC V6 is not exactly a high output engine. It also has an unusual overhead cam drive setup. Unlike most other OHC V6 and V8 engines that drive both overhead cams directly from the crankshaft with a belt or chain, this engine has an intermediate jackshaft in the middle of the block where a pushrod cam would normally be located.

Tenneco Supplying Emission Control Technologies On 2014 Chevrolet Corvette Stingray

Tenneco announced it is supplying key emission control technologies, including electrical valves, for the 2014 Chevrolet Corvette Stingray, one of the most highly anticipated vehicles debuting in 2013. Considered one of the key performance features of the car, the Corvette’s exhaust system delivers a unique signature sound.

Volkswagen Tech Tip: Check Engine Light Is On With Fault Code P0420

If you encounter a check engine light on with a fault code P0420 stored in the fault memory, this may be the result of a defective catalytic converter.

A/C Update: German Automakers To Develop CO2 A/C Systems

Geneva International Motor Show exhibitors Volkswagen, Daimler AG, Porsche, Audi and BMW agree to develop CO2 A/C systems for their vehicles.

Tech Talk: Biomass or Bio Mess?

Addressing the issues associated with ‘Home Brewed’ Bio-Diesel

Dorman Products Releases March New Product Announcement Featuring More Than 115 Parts

Dorman Products has released its March New Product Announcement, featuring 117 new parts, 29 of which are exclusive formerly “Dealer Only” parts.

Spectra Premium Launches Oxygen Sensor Promotion

Spectra Premium is launching a promotion to support its newest product category, oxygen sensors. From March 1 to April 30, customers purchasing $1,000 in oxygen sensors will receive a 15 percent discount.