DTC P0122-00: TP Sensor No. 1 Circuit Low Input: Outline
DTC P0122:00 (PCM, VINs 7, L, M) 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.
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| Fail-safe |
- Restricts the upper limit of the engine speed.
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| 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.
- Short circuit in TP sensor No. 1 signal circuit and ground circuit
- TP sensor No. 1 malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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