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DTC P2122, P2123 APP SENSOR EC-565 C D E F G H I J K L M A EC Revision: 2006 July 2007 Murano DTC P2122, P2123 APP SENSOR PFP:18002 Component Description NBS003CK The accelerator pedal position sensor is installed on the upper end CONSULT-II Reference Value in Data Monitor Mode NBS003CL Specification data are reference values. *: Accelerator pedal position sensor 2 signal is converted by ECM internally. Thus, it differ from ECM terminal voltage. On Board Diagnosis Logic NBS003CM These self-diagnoses have the one trip detection logic. NOTE: EC-485, "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 0.5 - 1.0V Accelerator pedal: Fully depressed 4.2 - 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 P2122 Accelerator pedal posi- An excessively low voltage from the APP sen- ● Harness or connectors ● Accelerator pedal position sensor P2123 Accelerator pedal posi- An excessively high voltage from the APP sen- 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 |