Ford Forums banner

Problemas with my ford focus 2001

3K views 3 replies 3 participants last post by  360ci 
#1 ·
Hello friends, i'm new over here i have a ford focus 2001 zts i having problems with the car i conected the computer and the computer give these codes

ALL DTC (CODES)
ENG MIL P0135
02S HEATER CKT
MALFUNCTION 1/1

ENG MIL P0141
O2S HEATER CKT
MALFUNCTION 1/2

ENG PENDING P0136
02S CKT MALFUNCTION 1/2

ENG NON-MIL P1000
OBD SYSTEMS READLINESS TEST NOT
COMPLETE

the mechanic says i have to change the oxygen senson but i don't know if these is the problem, please con you help me to know wha i can do.

thank you.:BW::BW::BW:
 
See less See more
#4 ·
If the codes show that the O2 sensor(s) are causing the problem and the fuse is OK, I'd replace both the up and downstream.
 
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top