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Home >> Mazda >> 2015 >> 3 SV, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> On-Board Diagnostic - Engine Controls (1 Of 6) >> DTC P0097 00: IAT Sensor No. 2 Circuit Low Input >> Notes
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DTC P0097 00: IAT Sensor No. 2 Circuit Low Input: Notes

DTC P0097:00 DETECTION CONDITIONS AND POSSIBLE CAUSES (SKYACTIV-G 2.0, SKYACTIV-G 2.5)

DTC P0097:00  IAT sensor No. 2 circuit low input 
DETECTION CONDITION 
  • If the PCM detects that the IAT sensor No. 2 voltage at the PCM terminal 1CE is 0.33 V or less  for 5 s  , the PCM determines that the IAT sensor No. 2 circuit voltage is low.

Diagnostic support note 
  • This is a continuous monitor (CCM).
  • The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA (Mode 2)/Snapshot data is available.
  • DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION  Not applicable
POSSIBLE CAUSE 
  • MAP sensor/IAT sensor No. 2 connector or terminals malfunction
  • IAT sensor No. 2 malfunction
  • Short to ground in wiring harness between MAP sensor/IAT sensor No. 2 terminal B and PCM terminal 1CE
  • PCM connector or terminals malfunction
  • IAT sensor No. 2 signal circuit and ground circuit are shorted to each other
  • PCM malfunction
G09794646Courtesy of MAZDA MOTORS CORP.