DTC Detection Logic
DTC DETECTION CONDITION 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 (APP sensor 1 circuit is shorted.)
(TP sensor circuit is shorted.)
[CMP sensor (PHASE) circuit is shorted.)
(Battery current sensor circuit is shorted.)
- Accelerator pedal position sensor
- Throttle position sensor
- Camshaft position sensor (PHASE)
- Battery current sensor
|