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Home >> Nissan-Datsun >> 2016 >> Sentra FE+S >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Security Control System (With Intelligent Key System) (DTCS)) >> DTC/Circuit Diagnosis >> DTC B2601: Shift Position >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2017 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

  1. CHECK CVT SHIFT SELECTOR CIRCUIT (BCM)

    1. Turn ignition switch OFF.
    2. Disconnect CVT shift selector (park position switch) connector.
    3. Disconnect BCM connector.
    4. Check continuity between CVT shift selector (park position switch) harness connector and BCM harness connector.
      CVT shift selector (park position switch) BCM Continuity
      Connector Terminal Connector Terminal
      M38 13 M84 37 Yes
    5. Check continuity between CVT shift selector (park position switch) harness connector and ground.
      CVT shift selector (park position switch) Ground Continuity
      Connector Terminal
      M38 13 No

    Is the inspection result normal?

    YES 

    GO TO STEP 2  .

    NO 

    Repair or replace harness.

  2. CHECK CVT SHIFT SELECTOR CIRCUIT (IPDM E/R)

    1. Disconnect IPDM E/R connector.
    2. Check continuity between CVT shift selector (park position switch) harness connector and IPDM E/R harness connector.
      CVT shift selector (park position switch) IPDM E/R Continuity
      Connector Terminal Connector Terminal
      M38 13 E39 64 Yes

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair or replace harness.

  3. REPLACE BCM

    1. Replace BCM. Refer to REMOVAL AND INSTALLATION .
    2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
    3. Perform DTC CONFIRMATION PROCEDURE for DTC B2601. Refer to DTC LOGIC .

    Is DTC B2601 detected again?

    YES 

    Replace IPDM E/R. Refer to REMOVAL AND INSTALLATION .

    NO 

    Inspection End.