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Got the Bosch, it has two white wires and one black (A,B and C). The two white wires ohm out to 3.5 ohms but the black does not seem to have a connection or it is greater than 20 meg ohms cold. none of the three wire appears to be connected to the case. Does anyone have a pinout on this sensor?
Got the Bosch, it has two white wires and one black (A,B and C). The two white wires ohm out to 3.5 ohms but the black does not seem to have a connection or it is greater than 20 meg ohms cold. none of the three wire appears to be connected to the case. Does anyone have a pinout on this sensor?
Just as a follow up on this code 44 problem, it was going to take me a few days (the next weekend) to be able to install the heated O2 sensor but before I could change it the code 44 went away. I have driven the car for six days now with no errors. The ECM is going into closed loop and the motor is running good. I am going to change to the heated sensor this weekend. The problem has gone away for now but it may be back and this heated sensor will be cheap insurance and needs to be done. Thanks to all that contributed to this thread for the advice.