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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Engine Controls - Powertrain DTC Charts & Description (Except Diesel & Hybrid)) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> DTC P1156: Fuel Select Switch Circuit

DTC P1156: Fuel Select Switch Circuit

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
P1156 - FUEL SELECT SWITCH CIRCUIT

Description:  This DTC is set when the operating mode reported by the fuel injector control module (FICM) does not agree with the operating mode requested by the powertrain control module (PCM).
Possible Causes: 
  • Open or shorted fuel select switch (FSSW) circuit
  • Damaged FICM
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All - - GO to HL: Dual-Injection Fuel Delivery System STEP HL19.
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