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Home >> Lincoln >> 2011 >> MKS EcoBoost >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Powertrain DTC Charts & Descriptions - DTC P0600 Through DTC P164A - (Except Diesel & Hybrid) >> DTC P1588: Throttle Control Detected Loss Of Return Spring

DTC P1588: Throttle Control Detected Loss Of Return Spring

P1588 - THROTTLE CONTROL DETECTED LOSS OF RETURN SPRING

Description:  The powertrain control module (PCM) tests the electronic throttle for the ability of the throttle plate to return to the default (limp home) position from both the open and closed positions. This DTC sets if the throttle does not return to the default (limp home) position.
Possible Causes: 
  • Obstruction in the throttle plate movement
  • Damaged electronic throttle body (ETB)
Diagnostic Aids:  Visually inspect the throttle plate for an obstruction.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST DV .
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