Mercedes C-Class >2014
C203 180K – Idle speed surging over 1000 rpm no fault codes caused by distorted throttle body.
C203 all engine variants – ABS warning light illuminates intermittently, various codes stored in the memory, check the main ABS unit multiplug and module pins for water ingress corrosion.
C204 C200 CDi 2.1D No running concerns bur engine management light illuminates with fault code P2004 in the memory, code indicates the intake manifold flap control, check for loose wiring connections first to the flap control actuator on the inlet manifold.
C204 Petrol – aftermarket fuel filters can cause loss of fuel pressure leading to no start situations.
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