P1494 manufacturer control auxiliary emission control - JeepForum.com
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Unread 10-11-2008, 12:28 PM   #1
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2001 XJ Cherokee 
Join Date: Oct 2008
Location: new jersey
Posts: 11
P1494 manufacturer control auxiliary emission control

manufacturer control auxiliary emission control code P1494
i got this code and description when i hooked my ODB II tool up to my 2001 Cherokee can anyone tell me how to correct this problem


tommytoes is offline   Reply With Quote Quick reply to this message
Unread 10-11-2008, 04:54 PM   #2
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1995 XJ Cherokee 
Join Date: Sep 2008
Location: Coon Rapids, MN
Posts: 17
Any code with a 1 in-front of it is manufacturer specific. As far as Jeep goes, I'm fairly certain that's a 'leak detection system' code. It's a super common code for Jeep. It's likely an EVAP canister or vacuum related.
DinoSorcerer is offline   Reply With Quote Quick reply to this message

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