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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Automatic Transmission (Re0F10D) (DTC/Circuit Diagnosis)) >> DTC Diagnosis >> Transmission (TCM) >> Paddle Shifter Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK DTC (COMBINATION METER) 

    SYMBOL With CONSULT

    1. Turn ignition switch ON.
    2. Select "Self Diagnostic Results" in "METER/M&A".

    Is any DTC detected?

    YES

    Check DTC detected item. Refer to DTC Index .

    NO

    GO TO 2.

  2. CHECK PADDLE SHIFTER POWER SUPPLY CIRCUIT 
    1. Check voltage between combination switch (spiral cable) harness connector terminals.

      Combination switch (spiral cable)

      Condition

      Voltage

      (Approx.)

      Connector

      +

      -

      Terminal

      M88

      32

      31

      Ignition switch: ON

      Battery voltage

      Ignition switch: OFF

      0 V

      33

      Ignition switch: ON

      Battery voltage

      Ignition switch: OFF

      0 V

    Is the inspection result normal?

    YES

    GO TO 6.

    NO

    Voltage is kept at 0 V: GO TO 3.

    NO

    Voltage is kept at battery voltage: GO TO 4.

  3. CHECK CIRCUIT BETWEEN COMBINATION SWITCH (SPIRAL CABLE) AND COMBINATION METER 
    1. Turn ignition switch OFF.
    2. Disconnect combination switch (spiral cable).
    3. Disconnect combination meter connector.
    4. Check continuity between combination switch (spiral cable) harness connector terminals and combination meter harness connector terminals.

      Combination switch (spiral cable)

      Combination meter

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      M30

      4

      M24

      24

      Existed

      5

      25

    5. Also check short circuit in harness.

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Repair or replace damaged parts.

  4. CHECK GROUND CIRCUIT 

    Check continuity between combination switch (spiral cable) harness connector terminal and ground.

    Combination switch (spiral cable)

    --

    Continuity

    Connector

    Terminal

    M30

    6

    Ground

    Existed

    Is the inspection result normal?

    YES

    GO TO 5.

    NO

    Repair or replace damaged parts.

  5. CHECK COMBINATION SWITCH (SPIRAL CABLE) 

    Check combination switch (spiral cable). Refer to Component Inspection .

    Is the inspection result normal?

    YES

    GO TO 6.

    NO

    Repair or replace damaged parts.

  6. CHECK PADDLE SHIFTER 

    Check paddle shifter.

    Is the inspection result normal?

    YES

    Check intermittent incident. Refer to Inspection .

    NO

    Repair or replace damaged parts.