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Home >> Ford >> 2005 >> Escape Base, 3.0 1, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 35 (Engine Controls - Powertrain DTC Charts And Description - (Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC P0506: Idle Air Control System Rpm Lower Than Expected

DTC P0506: Idle Air Control System Rpm Lower Than Expected

WARNING: This page is about a different variant/trim than selected.
P0506 - IDLE AIR CONTROL SYSTEM RPM LOWER THAN EXPECTED

Description:  This DTC is set when the PCM detects actual engine speed that is lower than the desired RPM.
Possible Causes: 
  • Air intake restriction.
  • Exhaust restriction.
  • Engine mechanical fault.
Diagnostic Aids:  This DTC is informational only and it may be accompanied by other DTCs. Diagnose other DTCs first. If other DTCs are not present, inspect the entire air intake system for restrictions. Repair as necessary. If no restrictions are found, clear the DTCs.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All This DTC is informational only and it may be accompanied by other DTCs. Diagnose other DTCs first. If other DTCs are not present, inspect the entire air intake system for restrictions. Repair as necessary. If no restrictions are found, clear the DTCs.