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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1139 (Engine Controls - Powertrain DTC Charts And Descriptions (Except Diesel & Hybrid)) >> DTC Diagnosis >> P2112 - Throttle Actuator Control (TAC) System - Stuck Closed

P2112 - Throttle Actuator Control (TAC) System - Stuck Closed

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
P2112 - THROTTLE ACTUATOR CONTROL (TAC) SYSTEM - STUCK CLOSED

Description:  This powertrain control module (PCM) fault status indicates the throttle plate is at a lower angle than commanded.
Possible Causes: 
  • Binding throttle body, stuck closed
  • TAC motor circuit open
  • TAC motor circuits are cross-wired
  • TAC motor harness circuits are shorted together
  • Damaged PCM
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All   refer to PINPOINT TEST DV .
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