DTC Detection Logic
DTC DETECTION LOGIC CHART
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P0643 |
Sensor power supply circuit short |
ECM detects that the voltage of power source for sensor is excessively low or high. |
- Harness or connectors [Accelerator pedal position (APP) sensor 1 circuit is shorted.]
[Throttle position (TP) sensor circuit is shorted.]
[Camshaft position (CMP) sensor (bank 1) circuit is shorted.]
[Exhaust valve timing (EVT) control position sensor (bank 1) circuit is shorted.]
[Power steering pressure (PSP) sensor circuit is shorted.]
- APP sensor
- TP sensor
- CMP sensor (bank 1)
- EVT control position sensor (bank 1)
- PSP sensor
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