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Discussion Starter · #1 ·
hi guys wonder if any you could shed light on this
i have a peugeot 407 2 l se petrol 54 model

i am having this fault shown up and my engine management light on dash

i took it to a guy who has launch x431 diag tool and he came up with the following

2 probs

1. fuel injection permanent fault

2. upstream oxygen sensor intermittent fault , short circuit to earth or open circuit

also had a code come up ... u0500 (0, 0, c5 , 0 )

thank you singer
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