Questions & Answers for: cat heater

...heater side of the monitor, if good, replace the cat monitor, BUT you need to test the CAT. CONVERTOR also to see if it's working properly...this can cause it too.....if good and replacing the cat ...

my 2001 audi tt quattro show in code scanner 02 sensor heater circuit bank 1 sensor 1, circuit open, i replace the sensor before the cat Yes, sensor 1 is pre-cat and sensor 2 is post-cat.

...heater light comes on when cat.converter which is part of the exhaust gets to hot, or the sensor which detects the temperature is faulty. So the cat.could be blocked or its a false signal from the ...

...Heater Pre Cat Bank 1 Activation29A5 Lambda Sensor Heater Pre Cat Bank 2 Activation29A6 Lambda Sensor Pre Cat Bank 1 Signal29A7 Lambda Sensor Pre Cat Bank 1 Signal29A8 Power Management Network ...

...Heater Pre Cat Bank 1 Activation 29A5 Lambda Sensor Heater Pre Cat Bank 2 Activation 29A6 Lambda Sensor Pre Cat Bank 1 Signal 29A7 Lambda Sensor Pre Cat Bank 1 Signal 29A8 Power Management Network ...

heater circuit bank 1 sensor 3 code po147 which is sensor 3 Normally you have one sensor in front of and behind the catalytic converter. And most Ford products have two cats. On your Ford you may have

Interior heater The cat is making a noise so I think that's gone but does the interior heater work off the cat no.

...to the O2 sensor the heater control sensor (HO2S) is before the cat converter and the O2 sensor is after the cat converter because you have bank 1 then there are 2 HO2S sensors and 2 O2 ...

cat. Easy thing first- check for a fuse for the O2 sensor heater circuit. If that is fine, probably just need to replace the O2 sensor. Code is for a bad O2 heater circuit. Sensor 2 would be after the

...cat. the heater circuit side never lies,it means the voltage or current flow to that heater is dead wrong. open/ or shorted heater or its wires to it. the gen 3 car? 2014 engine line up is ...