Walker Products Inc. has served the needs of the worldwide automotive aftermarket since 1946. Walker is one of the largest privately owned manufacturers of fuel system components and engine management devices in the aftermarket today. The company offers its products to parts distributors worldwide. Walker Products is headquartered in California with manufacturing and distribution centers in Colorado and Missouri.
Walker Products is an ISO 9001:2008 / TS16949 company. As a leading supplier to the automotive aftermarket, Walker takes its quality responsibilities very seriously. Quality procedures such as statistical process control (SPC) and automated process feedback are typical of Walker’s production processes.
The Walker Products OE based oxygen sensor program is recognized in the industry due to its quality, value, and extensive coverage for both domestic and international applications.
The Walker Products Oxygen Sensor Training and Certification program is a free resource for any industry professional or DIY user that wishes to expand his or her knowledge of oxygen sensor history, function, installation and repair. As an industry leader in the production and distribution of oxygen sensors, Walker is pleased to share its many decades of knowledge and experience with our valuable customers.
This training manual was drafted and edited exclusively by the trained staff of Walker Products Inc. Its intent is for informational purposes only. The reading and completion of this course does not certify any individual to perform service work on automobiles in any professional capacity.