Tag
#intake manifold
3 posts in Car Diagnostics blog about "intake manifold" — OBD-II diagnostics, DTC codes, repair. ← All posts
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P2004 to P2010: intake manifold runner control stuck and circuit faults
Flaps inside the intake manifold change how air swirls into the cylinder. On a diesel they seize with carbon, and the failure has a mechanical worst case worth knowing.
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P2016 and P2017: intake manifold runner position sensor
The feedback half of the intake flap system. Without it the ECU is commanding flaps blind, and it will not do that for long.
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Intake swirl flaps P2015: the plastic linkage that can cost you an engine
The best-known code in the VAG diesel world. The cause is usually almost comic — a plastic actuator linkage crumbled. The consequence often is not: the fragment can end up inside a cylinder.