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DTC P0223:00: Notes

DTC P0223:00 (L3 WITH TC) DETECTION CONDITION & POSSIBLE CAUSES

DTC P0223:00 TP sensor No. 2 circuit high input
DETECTION CONDITION 
  • If the PCM detects that the TP sensor No. 2 voltage is above 4.85 V  after the ignition is switched to ON, the PCM determines that the TP sensor No. 2 circuit has a malfunction.

Diagnostic support note 
  • This is a continuous monitor (CCM).
  • The MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA (Mode 2)/Snapshot data is available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • Throttle body connector or terminals malfunction
  • PCM connector or terminals malfunction
  • Short to power supply in wiring harness between throttle body terminal C and PCM terminal 2AL
  • TP sensor No. 2 power supply circuit and signal circuit are shorted to each other.
  • Open circuit in wiring harness between throttle body terminal D and PCM terminal 2AJ
  • TP sensor No. 2 malfunction
  • PCM malfunction
G06731640Courtesy of MAZDA MOTORS CORP.
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