Quote:
Originally Posted by bobodaclown
Spring Pressure/Actuated see pictures....
Should wastegate fail, a pressure switch installed in intake manifold closes an electrical circuit, energizing a switch-over valve. This valve closes pressure line to intake manifold and simultaneously open aneroid compensator to atmosphere. This reduces fuel quanity being injected.
Pressure switch only functions when intake manifold boost pressure reaches 16psi.
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So if the wastgate spring fails, the wastegate would be open (I assume the spring holds it shut)? The performance of the car could be from lack of fuel I suppose. How do I check the wastegate for failure?
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Muleears
'07 E320 Bluetec 133K my DD
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