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Diagnostic Trouble Code: 027
Diagnostic Trouble Code Name: Driver Window Express Up Switch Circuit
Vehicle Make: Chevrolet
Vehicle Model: Tosca (V250)
Diagnostic Code Entered By: ZerOne
Diagnostic Code Entered On: Wed Oct 06, 2010 11:00 pm
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Please Note: The DTC Information provided has been randomly generated.
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Diagnostic Trouble Code Description:
Wastegate Control System Failed closed - Over Pressure
Possible Mechanical Faults
Blocked or restricted wastegate solenoid ports. Damaged or missing hose(s)between wastegate solenoid and turbo compressor or wastegate actuator.
Failed wastegate actuator diaphragm, Stuck open/closed wastegate valve (in turbine housing).
Loose, blocked or damaged hoses from turbo compressor outlet to throttle body. Damaged intercooler. Blocked or restricted intake to turbo compressor.
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