Forum: Performance and Technical Chat
12-13-2010, 12:11 PM
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Replies: 1
Views: 1,197
99 Boxster CEL codes after cat replacement
I replaced the cats on my car with bypass pipes custom made for me by a local fabricator.
I am getting a CEL with the following codes
P0154 02 ahead of cat cylinder 4-6 Interuption of Signal...
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