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DTC P0132 [L3 With TC]: Notes

DTC P0132 [L3 WITH TC] DETECTION CONDITION AND POSSIBLE CAUSE

DTC P0132 A/F sensor circuit high input
DETECTION CONDITION 
  • The PCM monitors the input voltage from the A/F sensor when the engine is running. If the input voltage is less than 1.0 V  for 2 s  , the PCM determines that the A/F sensor circuit voltage is high.

Diagnostic support note 
  • This is a continuance monitor (HO2S).
  • The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
  • PENDING CODE is available if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA is available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • A/F sensor connector or terminal malfunction
  • PCM connector or terminal malfunction
  • Short to the power supply in the wiring harness between A/F sensor terminal 1C and PCM terminal 2Z
  • Short to the power supply in the wiring harness between A/F sensor terminal 1B and PCM terminal 2AC
  • Short to the power supply in the wiring harness between A/F sensor terminal 1A and PCM terminal 2AD
  • A/F sensor malfunction
  • PCM malfunction
G04954372Courtesy of MAZDA MOTORS CORP.
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