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 CHART
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P2138 |
Accelerator pedal position 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 connector (APP sensor 1 or 2 circuit is open or shorted.)
[Crankshaft position sensor (POS) circuit is shorted.)
(Refrigerant pressure sensor circuit is shorted.)
(EVAP control system sensor circuit is shorted.)
(Tumble control valve position sensor circuit is shorted.)
- Accelerator pedal position sensor (APP sensor 1 or 2)
- Crankshaft position sensor (POS)
- Refrigerant pressure sensor
- EVAP control system pressure sensor
- Tumble control valve position sensor
|