chrisalpho

is it alright to get used o2 sensors ? if not i keep seeing o2 sensors on the ne t for sale especially around 45.00 dollars ,the only thing i dont know is the vendoe keeps asking how many wires ?? i need the 02 sensors for the back ,any suggestions ?? please help as the mechanic i deal with says that my car is running in ' fail safe mode " and i am afraid to drive it

HELLAFLUSH

iTrader: (1)

Never get used O2 sensors. If your car is 96+ it should be a 4 wire. If you get on 02 get oem those universal bosch 02's dont work well all the time.

Jonathan o

Do a quick search. One of the members did a DIY thread on o2 sensors. GL
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4 wire o2 sensor.

mkorsu

http://www.automedicsupply.com/catal...engine=V8-4.0L


Buy 2 Upstream Universal sensors and 2 Downstream Universal sensors.

The go here for a detailed tutorial.
(it's for the LS but the procedure is almost identical)

http://www.lexls.com/tutorials/EFI/





NEVER! I REPEAT, NEVER BUY USED O2 SENSORS!!!!

And there's absolutely no need to pay the $400 for OEM Densos.