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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) >> DTC Diagnosis >> DTC P0704: - Clutch Switch Input Circuit

DTC P0704: - Clutch Switch Input Circuit

DTC P0704: - CLUTCH SWITCH INPUT CIRCUIT

Description:  When the clutch pedal is applied the voltage goes to low. If the powertrain control module (PCM) does not see this change from high to low the DTC is set.
Possible Causes: 
  • Clutch pedal position (CPP) circuit short to voltage
  • Damaged CPP switch
  • CPP circuit open in the SIGRTN
Diagnostic Aids:  When the clutch pedal is applied and then released, the switch voltage should cycle.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test TA . - GO to Pinpoint Test TA .
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