Ford Repair Questions? Ask a Mechanic for Answers ASAP
Did you replace the upstream or the down stream 02 sensors?
Unplug one of the downstream 02 sensors and turn the key to on and measure the voltage between the LIGHT BLUE/ORANGE striped wire and the ORANGE wire. See if the voltage is greater than 10.5 volts.
I can actually post the rest of the pin point test for you below.
Below is a pin out of the PCM connector.
Ok. That result will send you to step H13 where you are checking for a short in the heater harness.
The 02 sensor connector pin out diagram is below. Look at C172.