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DTC P2138 APP SENSOR EC-1357 [VK45DE] C D E F G H I J K L M A EC DTC P2138 APP SENSOR PFP:18002 Component Description NBS005P5 The accelerator pedal position sensor is installed on the upper end CONSULT-II Reference Value in Data Monitor Mode NBS005P6 Specification data are reference values. *: Accelerator pedal position sensor 2 signal is converted by ECM internally. Thus, it differs from ECM terminal voltage. On Board Diagnosis Logic NBS005P7 This self-diagnosis has the one trip detection logic. NOTE: EC-1193, "DTC P0643 SENSOR POWER SUPPLY" . FAIL-SAFE MODE When the malfunction is detected, ECM enters fail-safe mode and the MIL lights up. PBIB1741E MONITOR ITEM CONDITION SPECIFICATION ACCEL SEN 1 ● Ignition switch: ON Accelerator pedal: Fully released 0.4 - 1.1V Accelerator pedal: Fully depressed 3.7 - 4.8V CLSD THL POS ● Ignition switch: ON Accelerator pedal: Fully released ON Accelerator pedal: Slightly depressed OFF DTC No. Trouble diagnosis name DTC detecting condition Possible cause P2138 Accelerator pedal position sensor Rationally incorrect voltage is sent to ● Harness or connector ● Accelerator pedal position sensor ● Electric throttle control actuator Engine operating condition in fail-safe mode The ECM controls the electric throttle control actuator in regulating the throttle opening in order for the idle position to be within +10 |