P1494 manufacturer control auxiliary emission control - JeepForum.com
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post #1 of 2 Old 10-11-2008, 11:28 AM Thread Starter
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2001 XJ Cherokee 
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Location: new jersey
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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


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post #2 of 2 Old 10-11-2008, 03:54 PM
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1995 XJ Cherokee 
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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.
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