trouble code p1133
tommygurule
01-29-2005, 10:52 PM
my car runs lean ihave done everything code p1133
tommygurule
01-29-2005, 10:53 PM
please help
GTP Dad
01-30-2005, 03:08 PM
Replace the upstream O2 sensor it is probably bad and sending incorrect signals to the computer. This should be the one in front of the cat.
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