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P1128 Hyundai -
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asked
Apr 1, 2017
by
anonymous
Engine m.light on..code obtained:P1128
Vehicle:
Hyundai Accent 1.3 2002
p1128
hyundai-accent-2002
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answered
Dec 17, 2016
by
Carguy1
(
13.5k
points)
HI there,
This code means the long term fuel trim is to lean. This is likely the result of an intake manifold gasket leak, a bad mass air flow sensor or a problem with the front O2 sensor on bank 1.
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