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Home >> Nissan-Datsun >> 2004 >> Pathfinder LE, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 246 (Engine Control Systems) >> DTC P2138: App Sensor >> Diagnostic Procedure >> 8. Check App Sensor Input Signal Circuit For Open And Short

8. Check App Sensor Input Signal Circuit For Open And Short

WARNING: This page is about a different car, the 2004 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check harness continuity between ECM terminal 106 and APP sensor terminal 2, ECM terminal 98 and APP sensor terminal 5.

    Refer to Wiring Diagram.

    1. Continuity should exist. 
  2. Also check harness for short to ground and short to power.

OK or NG 

OK >> GO TO 9. CHECK ACCELERATOR PEDAL POSITION SENSOR .

NG >> Repair open circuit or short to ground or short to power in harness or connectors.