Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: C18ec-12 Stroke Sensor

Nissan Rogue (T33) 2021-Present Service Manual / Brakes :: Brake System / Dtc/circuit Diagnosis :: C18ec-12 Stroke Sensor

DTC Description

DTC DETECTION LOGIC

DTC No. CONSULT screen terms DTC detection condition
C18EC 12 Stroke sensor Diagnosis condition When Ignition switch is ON.
Signal (terminal) —
Threshold When a malfunction is detected in stroke sensor internal circuit.
Diagnosis delay time 1 second or less

POSSIBLE CAUSE

Electrically-driven Intelligent Brake Unit

FAIL-SAFE

The following functions are suspended.

  • Boost function [Boost operation by the ABS actuator and electric unit (control unit) is activated]

Confirmation Procedure

PRECONDITIONING

If “Confirmation Procedure” has been previously conducted, always Ignition switch OFF, get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

CAUTION:

Never operate the Nissan Ariya vehicle.

>>

GO TO 2.

CHECK DTC DETECTION

CONSULT

  1. Ignition switch OFF to ON without depressing the brake pedal.

  2. Ignition switch OFF and disconnect CONSULT from data link connector.

  3. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  4. Ignition switch ON without depressing the brake pedal.

  5. Erase self-diagnosis result for “BRAKE”.

  6. Ignition switch OFF and disconnect CONSULT from data link connector.

  7. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  8. Ignition switch ON without depressing the brake pedal.

  9. Perform self-diagnosis for “BRAKE”.

Is DTC “C18EC-12" detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: Inspection End.

DTC Diagnosis Procedure

CHECK 12V BATTERY

  1. Ignition switch OFF and disconnect CONSULT from data link connector.

  2. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  3. Check the 12V battery terminal connections.

  4. Check the 12V battery.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace error-detected parts. GO TO 2.

PERFORM SELF-DIAGNOSIS (1)

CONSULT

  1. Connect 12V battery cable to negative terminal.

  2. Ignition switch OFF to ON without depressing the brake pedal.

  3. Ignition switch OFF and disconnect CONSULT from data link connector.

  4. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  5. Ignition switch OFF to ON without depressing the brake pedal.

  6. Erase self-diagnosis result for “BRAKE”.

  7. Ignition switch OFF and disconnect CONSULT from data link connector.

  8. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  9. Ignition switch OFF to ON without depressing the brake pedal.

  10. Perform self-diagnosis for “BRAKE”.

Is DTC "C18EC-12" detected?

YES>>

GO TO 3.

NO>>

Inspection End.

CHECK CONNECTOR TERMINALS

  1. Ignition switch OFF and disconnect CONSULT from data link connector.

  2. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  3. Disconnect 12V battery cable from negative terminal.

  4. Disconnect Electrically-driven Intelligent Brake Unit harness connector, then check for malfunctions of terminals and connections.

  5. Disconnect stroke sensor harness connector, then check for malfunctions of terminals and connections.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair / replace harness, connector, or terminal. GO TO 4.

PERFORM SELF-DIAGNOSIS (2)

CONSULT

  1. Connect Electrically-driven Intelligent Brake Unit harness connector.

  2. Connect stroke sensor harness connector.

  3. Connect 12V battery cable to negative terminal.

  4. Ignition switch OFF to ON without depressing the brake pedal.

  5. Ignition switch OFF and disconnect CONSULT from data link connector.

  6. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  7. Ignition switch OFF to ON without depressing the brake pedal.

  8. Erase self-diagnosis result for “BRAKE”.

  9. Ignition switch OFF and disconnect CONSULT from data link connector.

  10. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  11. Ignition switch OFF to ON without depressing the brake pedal.

  12. Perform self-diagnosis for “BRAKE”.

Is DTC "C18EC-12" detected?

YES>>

GO TO 5.

NO>>

Inspection End.

CHECK ELECTRICALLY-DRIVEN INTELLIGENT BRAKE UNIT POWER SUPPLY AND GROUND CIRCUIT

  1. Connect stroke sensor harness connector.

  2. Ignition switch OFF and disconnect CONSULT from data link connector.

  3. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  4. Disconnect 12V battery cable from negative terminal.

  5. Disconnect Electrically-driven Intelligent Brake Unit harness connector.

  6. Check the Electrically-driven Intelligent Brake Unit power supply and ground circuit. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair / replace harness, connector, terminal, fuse, or fusible link. GO TO 6.

PERFORM SELF-DIAGNOSIS (3)

CONSULT

  1. Ignition switch OFF to ON without depressing the brake pedal.

  2. Ignition switch OFF and disconnect CONSULT from data link connector.

  3. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  4. Ignition switch OFF to ON without depressing the brake pedal.

  5. Erase self-diagnosis result for “BRAKE”.

  6. Ignition switch OFF and disconnect CONSULT from data link connector.

  7. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  8. Ignition switch OFF to ON without depressing the brake pedal.

  9. Perform self-diagnosis for “BRAKE”.

Is DTC "C18EC-12" detected?

YES>>

GO TO 7.

NO>>

Inspection End.

CHECK BRAKE PEDAL HEIGHT

Check each brake pedal height. Refer to Inspection and Adjustment.

Is the inspection result normal?

YES>>

GO TO 9.

NO>>

Adjust each height. Refer to Inspection and Adjustment. GO TO 8.

PERFORM SELF-DIAGNOSIS (4)

CONSULT

  1. Ignition switch OFF to ON without depressing the brake pedal.

  2. Ignition switch OFF and disconnect CONSULT from data link connector.

  3. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  4. Ignition switch OFF to ON without depressing the brake pedal.

  5. Erase self-diagnosis result for “BRAKE”.

  6. Ignition switch OFF and disconnect CONSULT from data link connector.

  7. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  8. Ignition switch OFF to ON without depressing the brake pedal.

  9. Perform self-diagnosis for “BRAKE”.

Is DTC "C18EC-12" detected?

YES>>

GO TO 9.

NO>>

Inspection End.

CHECK STROKE SENSOR CIRCUIT

  1. Ignition switch OFF and disconnect CONSULT from data link connector.

  2. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  3. Disconnect 12V battery cable from negative terminal.

  4. Disconnect stroke sensor harness connector.

  5. Disconnect Electrically-driven Intelligent Brake Unit harness connector.

  6. Check the continuity between stroke sensor harness connector and Electrically-driven Intelligent Brake Unit.

    Stroke sensor Electrically-driven Intelligent Brake Unit Continuity
    Connector Terminal Connector Terminal
    E62 3 E61 23 Existed
    3 2 Not existed
    3 22 Not existed
    3 8 Not existed
    2 23 Not existed
    2 2 Existed
    2 22 Not existed
    2 8 Not existed
    1 23 Not existed
    1 2 Not existed
    1 22 Existed
    1 8 Not existed
    4 23 Not existed
    4 2 Not existed
    4 22 Not existed
    4 8 Existed

Is the inspection result normal?

YES>>

GO TO 10.

NO>>

Repair / replace harness or connector. GO TO 12.

CHECK STROKE SENSOR POWER SUPPLY

  1. Connect Electrically-driven Intelligent Brake Unit harness connector.

  2. Connect 12V battery cable from negative terminal.

  3. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  4. Ignition switch OFF to ON without depressing the brake pedal.

  5. Check the stroke sensor power voltage.

    + — Voltage
    Stroke sensor
    Connector Terminal
    E62 2 Ground 4.8 - 5.15 V

Is the inspection result normal?

YES>>

GO TO 11.

NO>>

Repair / replace error-detected parts. GO TO 11.

CHECK STROKE SENSOR GROUND CIRCUIT

  1. Ignition switch OFF and disconnect CONSULT from data link connector.

  2. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  3. Disconnect 12V battery cable from negative terminal.

  4. Disconnect stroke sensor harness connector.

  5. Disconnect Electrically-driven Intelligent Brake Unit harness connector.

  6. Check the continuity between stroke sensor harness connector and ground.

    Stroke sensor — Continuity
    Connector Terminal
    E62 4 Ground Not existed

Is the inspection result normal?

YES>>

GO TO 12.

NO>>

Repair / replace harness or connector. GO TO 12.

PERFORM SELF-DIAGNOSIS (4)

CONSULT

  1. Connect Electrically-driven Intelligent Brake Unit harness connector.

  2. Connect 12V battery cable from negative terminal.

  3. Ignition switch OFF to ON without depressing the brake pedal.

  4. Ignition switch OFF and disconnect CONSULT from data link connector.

  5. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  6. Ignition switch OFF to ON without depressing the brake pedal.

  7. Erase self-diagnosis result for “BRAKE”.

  8. Ignition switch OFF and disconnect CONSULT from data link connector.

  9. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  10. Ignition switch OFF to ON without depressing the brake pedal.

  11. Perform self-diagnosis for “BRAKE”.

Is DTC "C18EC-12" detected?

YES>>

Replace the Electrically-driven Intelligent Brake Unit. Refer to Removal & Installation.

NO>>

Inspection End.

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