DTC P0123: Notes
DTC P0123 [AJ] DETECTION CONDITION AND POSSIBLE CAUSES
| DTC P0123 |
TP sensor No.1 circuit high input |
| DETECTION CONDITION |
- If the PCM detects that TP sensor No.1 voltage at PCM terminal 2AM is 4.9 V or above
after ignition switch is ON, the PCM determines that the TP circuit has a malfunction.
Diagnostic support note
- This is a continuous monitor (CCM).
- MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
- FREEZE FRAME DATA is available.
- DTC is stored in the PCM memory.
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| POSSIBLE CAUSE |
- TP sensor No.1 malfunction
- Connector or terminal malfunction
- Short to power circuit between throttle body terminal F and PCM terminal 2AM
- Open circuit between throttle body terminal E and PCM terminal 2AN
- PCM malfunction
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