Comments on: Auto Repair: Oxygen Sensors - Testing and Replacing (1 of 2)

By: souseman

souseman — Thu, 30 Jul 2009 09:10:26 +0000

the sensor produces …
the sensor produces energy from heat

By: skitch

skitch — Thu, 30 Jul 2009 09:10:26 +0000

because they use …
because they use heat to change the resistance and the ECU checks that resistance against spec values and adjusts accordingly. A lean A/F ratio burns hotter than a Rich A/F mixture.

By: MrKhalio

MrKhalio — Thu, 30 Jul 2009 09:10:26 +0000

why there is no …
why there is no any power supply to the sensor

By: rwdplz1

rwdplz1 — Thu, 30 Jul 2009 09:10:26 +0000

The great thing …
The great thing about these videos, is they’re the same age as my car: 84 Pontiac Fiero. A lof of the videos use the same sensors, etc.

The early fuel injected cars are a LOT easier to work on than the 96+ OBD2 cars.

By: st2hallock

st2hallock — Thu, 30 Jul 2009 09:10:26 +0000

this is so cool … …
this is so cool … its like the diag classes my grampa would have taken.(LOL) Thank god for obd2 and CAN. I think the funniest part is when he says “some o2 sensors have more than one wire” and “some have a little heater” how long has it been since vehicles weren’t equiped with HO2S(heated oxygen sensors)

By: st2hallock

st2hallock — Thu, 30 Jul 2009 09:10:26 +0000

omg how old is this …
omg how old is this video?