Kia Oxygen O2 Sensor Replacement DIY

What a great case study for helping the student solidify their testing methods! From verifying O2/AF Sensor range and accuracy, to exhaust back pressure testing, to testing for a failed head gasket. Also we find out why swaptronics can get you in trouble (nightmare type of stuff)! We then we move onto misfire and injector flow testing, both with a pico scope and psi transducer and compare those results to an injector balance test with a timer tool. All of that and then some is in this 2 parts se