We drive a 2004 Acura TSX. It’s been a wonderful car. Recently the check engine light has been coming on. The manuel says check the gas cap to make sure its on tight which we did. That seemed to fix it the first few times. But now it’s coming on an also going off and the gas cap doesn’t seem to effe…

2004 Acura TSX - CEL points to CAT

db4690 May 26, 2019, 5:48am 4

Based on what op posted earlier . . .

I would guess the dealer retrieved P0420 and/or P0430 codes

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