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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (VINS 7, L, M) (1 Of 4) >> DTC P0107-00: Map Sensor Circuit Low Input >> Outline

DTC P0107-00: Map Sensor Circuit Low Input: Outline

DTC P0107:00 (PCM, VINs 7, L, M) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location MAP sensor circuit low input
Detection condition
  • The PCM monitors the input voltage from the MAP sensor. If the input voltage at the PCM terminal 1X is below 0.08 V for 5 s, the PCM determines that the MAP sensor circuit has a malfunction.
Fail-safe
  • Estimates MAP using MAF sensor and engine speed.
  • Restricts the upper limit of the engine speed.
  • Inhibits the evaporative purge control.
Possible cause
  • MAP sensor/IAT sensor No. 2 connector or terminals malfunction
  • PCM connector or terminals malfunction
  • Short to ground in any of the following MAP sensor circuits.
  • Power supply circuit
    • Signal circuit
  • Open circuit in MAP sensor power supply circuit
  • Short circuit in MAP sensor signal circuit and ground circuit
  • MAP sensor malfunction
  • PCM malfunction
G13712070Courtesy of MAZDA MOTORS CORP.