DTC P0122:00 [L5]: Notes
WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITIONS & POSSIBLE CAUSES
| DTC P0122:00 |
TP sensor No. 1 circuit low input |
| DETECTION CONDITION |
- If the PCM detects that the TP sensor No. 1 voltage is below 0.2 V
while the engine is running, the PCM determines that the TP circuit has a malfunction.
Diagnostic support note
- This is a continuous monitor (CCM).
- The MIL illuminates if the PCM detects the above malfunction conditions in first drive cycle.
- FREEZE FRAME DATA is available.
- The DTC is stored in the PCM memory
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| POSSIBLE CAUSE |
- Throttle body connector or terminal malfunction
- PCM connector or terminal malfunction
- Short to ground in wiring harness between throttle body terminal B and PCM terminal 2AO
- Open circuit in wiring harness between throttle body terminal B and PCM terminal 2AO
- Short to ground in wiring harness between throttle body terminal A and PCM terminal 2AK
- Short circuit in TP sensor No. 1 signal circuit and ground circuit each other
- TP sensor No. 1 malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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