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Discussion Starter #1 (Edited)
i need help with my codes i just need to know what needs to be replaced i can see 2 sensors in front of the catatytic converters and 2 behind. which should i need? any help...please and thank you

DTC P0133
02 SENSOR
CKT SLOW RESPONSE
(BANK 1 SENSOR 1)

DTC P0153
02 SENSOR
CKT SLOW RESPONSE
(BANK 2 SENSOR 1)

DTC P0156
02 SENSOR
CIRCUIT MALFUNCTION
(BANK 2 SENSOR 2)

DTC P0161
02 SENSOR
CIRCUIT MALFUNCTION
(BANK 2 SENSOR 2)

DTC P0174
SYSTEM TOO LEAN
(BANK 2)

-lee
 

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I've actually had this happen on my bird just recently. try switching out the HO2S and see if that works. If not check the wires going to the PCM. I had a bad ground in my PCM and had to replace it.
 
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