Subject	emission result
Posted by	tt_703 on September 18, 2012 at 7:30 PM
	This message has been viewed 333 times.
Message	finally I took my car out for emission test after 2 years working on it. Sadly it fail the test. Can someone please point out what could be the problem, I am very thankful Info about the my Z -new rebuilt engine only have driven about 20 miles, I did drove around for about 1 hour before coming for testing -used CAT converter bough from a member here, unknown condition -Ashpec ECU, 740cc and a long list of mod but don't think it has anything to do with emission - deleted EGR, AIV, CC, - ecu code 55
Follow Ups	emission result - tt_703 19:30:13 09/18/12 EGR wouldn't hurt... - inf 19:49:13 09/18/12 Which numbers are affected by EGR valve - ZXoltan 20:56:33 09/18/12 the EGR valve would affect the NOX numbers the most - inf 21:39:05 09/18/12 Can it be bad cat based on the result? (n/m) - tt_703 20:10:12 09/18/12 An engine that fresh wont have the oil rings fully seated - 1badz32 (MN) 20:24:00 09/18/12 Try retarding the timing 2 or 3 degrees. - ForceFedTT (SoCal) 20:56:59 09/18/12 ^this (n/m) - Zu4ea 21:13:29 09/18/12 yep (n/m) - aliaZ 07:47:19 09/19/12 Thanks I will try (n/m) - tt_703 08:27:04 09/19/12 Not enough, you need to go down to 10* - CoHPhasor 04:27:29 09/20/12 A good CA smog tech also checks timing. They know this trick (n/m) - RevTech 08:24:16 09/20/12
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