Main Catalyst Threshold
The check engine light on my 2001 Cherokee came on so I read the codes and it came back as "Main Catalyst Threshold". I'm thinking it is an O2 sensor. Is this correct?
Rob
Rob
Thread
Thread Starter
Forum
Replies
Last Post
sjm79902
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
2
Sep 30, 2015 11:14 PM
Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)



