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Home >> Infiniti >> 2012 >> G25 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (EV Control System) >> DTC/Circuit Diagnosis >> DTC P2138: App Sensor >> Component Inspection (Accelerator Pedal Position Sensor)
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Component Inspection (Accelerator Pedal Position Sensor)

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR
    1. Turn power switch OFF.
    2. Reconnect all harness connectors disconnected.
    3. Turn power switch ON.
    4. Check the voltage VCM harness connector terminals under the following conditions.
    VOLTAGE REFERENCE CHART

    VCM Condition Voltage (V)
    Connector + -
    Terminal Terminal
    E62 38 (APP sensor 1) 141 Accelerator pedal Fully released 0.45 - 1.0
    Fully depressed 4.4 - 4.8
    46 (APP sensor 2) Fully released 0.22 - 0.5
    Fully depressed 2.1 - 2.5

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Replace accelerator pedal. Refer to "REMOVAL AND INSTALLATION ".