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Home >> Mazda >> 2007 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3) >> DTC P0328 >> Notes
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DTC P0328: Notes

DTC P0328 DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0328 KS circuit high input
DETECTION CONDITION 
  • The PCM monitors the input signal from the KS when the engine is running. If the input voltage at PCM terminals between 2Q and 2R is above 4.9 V  the PCM determines that KS circuit has a malfunction.
  • Diagnostic support note 

  • This is a continuous monitor (CCM).
  • MIL illuminates if the PCM detects the above malfunction conditions during first drive cycle.
  • FREEZE FRAME DATA is available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • KS malfunction
  • Connector or terminal malfunction
  • Short to power supply in wiring harness between KS terminal A and PCM terminal 2Q
  • Short to power supply in wiring harness between KS terminal B and PCM terminal 2R
  • PCM malfunction
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