MR2 Roadster Owners Club

The Workshop => Maintenance, Problems & Troubleshooting => Topic started by: Anonymous on February 2, 2010, 12:05

Title: 02 sensor po141
Post by: Anonymous on February 2, 2010, 12:05
i have just bought a reader for the car, and have a fault come up po141, is this the sensor after the cat ? READER STATES.     02 sensor heater circuit malfunction, bank 1 sensor 2. could any one tell if im right , and were can i buy a reasonable priced replacement, thanks for your time john.
Title: Re: 02 sensor po141
Post by: uktotty on February 2, 2010, 12:19
50pence to fix

Check the search results

 l search.php (http://mr2roc.org/phpBB3/search.php) l


Sorry it wont let me post the search results!!
http://mr2roc.org/phpBB3/search.php?sid=42ed91fe6b3066de7cacedb9b7292af6
Title: Re: 02 sensor po141
Post by: Anonymous on February 2, 2010, 12:35
so i wont have to replace , can just put an inline resistor? which wire will it go on and what resistance will i need , were can i purchase one , thanks john
Quote from: "uktotty"50pence to fix

Check the search results

 l search.php (http://mr2roc.org/phpBB3/search.php) l
Title: Re: 02 sensor po141
Post by: uktotty on February 2, 2010, 12:42
Must be a guide somewhere although I am having issues finding it.

Do a search for resistor, someone would have done a guide
Mine has a 40ohm ceramic on it from Maplins
Title: Re: 02 sensor po141
Post by: markiii on February 2, 2010, 12:48
Quote from: "uktotty"Must be a guide somewhere although I am having issues finding it.

Do a search for resistor, someone would have done a guide
Mine has a 40ohm ceramic on it from Maplins

whch will get damn hot so mount it somewhere safe
Title: Re: 02 sensor po141
Post by: uktotty on February 2, 2010, 12:51
YES! Mine is wrapped and is taped to the heatshrink of the 02 cable