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Home >> Mazda >> 2020 >> CX-30 Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (1 Of 4) >> DTC P0122-00: TP Sensor No. 1 Circuit Low Input >> Outline
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DTC P0122-00: TP Sensor No. 1 Circuit Low Input: Outline

DTC P0122:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location TP sensor No. 1 circuit low input
Detection condition
  • If the PCM detects that the TP sensor No. 1 voltage at the PCM terminal 1O is below 0.13 V, the PCM determines that the TP sensor No. 1 circuit has a malfunction.
Fail-safe
  • Restricts the upper limit of the engine speed.
Possible cause
  • Throttle body connector or terminals malfunction
  • PCM connector or terminals malfunction
  • Short to ground in any of the following TP sensor No. 1 circuits.
    • Power supply circuit
      • Signal circuit
  • Short circuit in TP sensor No. 1 signal circuit and ground circuit
  • TP sensor No. 1 malfunction
  • PCM malfunction
G13556120Courtesy of MAZDA MOTORS CORP.