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Home >> Nissan-Datsun >> 2019 >> Sentra SR >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (1.8L) (3 Of 4) >> DTC/Circuit Diagnosis >> DTC P0850: PNP Switch >> Component Function Check
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Component Function Check

  1. CHECK PNP SIGNAL FUNCTION 

    SYMBOL With CONSULT

    1. Turn ignition switch ON.
    2. Select "P/N POSI SW" in "DATA MONITOR" mode of "ENGINE" using CONSULT. Then check the "P/N POSI SW" signal as per the following conditions.

      Selector lever position

      Indication

      N or P position (CVT)

      Neutral position (M/T)

      ON

      Except above position

      OFF

    Is the inspection result normal?

    YES

    GO TO 2 .

    NO

    Proceed to Diagnosis Procedure .

  2. PERFORM COMPONENT FUNCTION CHECK 
    1. Turn ignition switch ON.
    2. Check the voltage between ECM harness connector and ground as per the following conditions.

      ECM

      Condition

      Voltage

      (Approx.)

      Connector

      +

      -

      Terminal

      E16

      117

      128

      Selector lever

      • P or N (CVT)
      • Neutral (M/T)

      Battery voltage

      Except above

      0 V

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Proceed to Diagnosis Procedure .