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DTC P2138 App Sensor: Wiring Diagram

Fig 1: EC-APPS3-01 - Wiring Diagram
G04216471Courtesy of NISSAN MOTOR CO., U.S.A.

Specification data are reference values and are measured between each terminal and ground.

CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in damage to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
TERMINAL WIRE COLOR CONDITION SPECIFICATIONS

TERMINAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage)
47 G Sensor power supply (Throttle position sensor) [Ignition switch: ON]  Approximately 5V
82 B Sensor ground (APP sensor 1) [Engine is running] 
  • Warm-up condition 
  • Idle speed
 Approximately 0V
83 G Sensor ground (APP sensor 2) [Engine is running] 
  • Warm-up condition 
  • Idle speed
 Approximately 0V
90 R/W Sensor power supply (APP sensor 1) [Ignition switch: ON]  Approximately 5V
91 P Sensor power supply (APP sensor 2) [Ignition switch: ON]  Approximately 5V
98 W/R Accelerator pedal position sensor 2 [Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully released
 0.25 - 0.5V
[Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully depressed
 2.0 - 2.5V
106 W Accelerator pedal position sensor 1 [Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully released
 0.5 - 1.0V
[Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully depressed
 4.2 - 4.8V
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