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polop76
23rd April, 2020, 02:59 PM
Hi,

please help dtc off - P1556

Audi a4 1.9tdi
0281 011 138

big THX
golf110tdi
23rd April, 2020, 03:36 PM
What dtc you want to remove.
stanislav georgiev
23rd April, 2020, 03:59 PM
17964/P1556 - Charge Pressure Control: Negative Deviation .And if you eliminate his mistake, you won't fix his car.
a500tut
23rd April, 2020, 04:27 PM
Hi,

please help dtc off - P1556

Audi a4 1.9tdi
0281 011 138

big THX


Test and report.