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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 786 (Engine Controls And Fuel - 2.0L - DTC P2088 To DTC P2310) >> DTC P2261 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect for any vacuum leaks, damage, restrictions, improper routing or connecting of the vacuum hoses on the TC bypass valve solenoid, the TC bypass valve, and the charge air bypass valve vacuum reservoir tank.
  2. Clear the DTC and operate the vehicle within the Conditions for Running the DTC.
    • If the DTC cannot be cleared or continues to reset, then replace the turbocharger assembly.
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