DTC Detection Logic
NOTE:
If DTC P2138 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to
DTC LOGIC . DTC DETECTION CONDITION AND POSSIBLE CAUSES REFERENCE TABLE
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P2138 |
Accelerator pedal position (APP) sensor circuit range/performance |
Rationally incorrect voltage is sent to ECM compared with the signals from APP sensor 1 and APP sensor 2. |
- Harness or connectors (APP sensor 2 circuit is open or shorted.
Crankshaft position (CKP) sensor circuit is shorted.
Camshaft position (CMP) sensor (bank 2) circuit is shorted.
Exhaust valve timing (EVT) control position sensor (bank 2) circuit is shorted.
Battery current sensor circuit is shorted.
EVAP control system pressure sensor circuit is shorted.
Refrigerant pressure sensor circuit is shorted.
- APP sensor (APP sensor 2)
- CKP sensor
- CMP sensor (bank 2)
- EVT control position sensor (bank 2)
- Battery current sensor
- EVAP control system pressure sensor
- Refrigerant pressure sensor
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