FixVault

DTC Detection Logic

NOTE: If DTC P2138 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to DTC Description .

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2138

APP SENSOR

(Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation)

Diagnosis condition

-

Signal (terminal)

-

Threshold

Rationally incorrect voltage is sent to ECM compared with the signals from APP sensor 1 and APP sensor 2.

Diagnosis delay time

-