Nissan Rogue (T33) 2021-Present Service Manual: P0573 Brake Pedal Switch a

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / P0573 Brake Pedal Switch a

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
P0573

Brake pedal switch A

(Brake Switch "A" Circuit High) 		Diagnosis condition

  • When a deceleration G of -0.13 G or more occurs after the Nissan Ariya vehicle speed exceeds 30 km/h (19 MPH).

  • When the brake normal open switch [Stop lamp switch (BCM)] is pressed.
Signal (terminal) Brake pedal position switch signal
Threshold

Brake pedal position switch is released until 2 seconds have passed after the Nissan Ariya vehicle has stopped when the diagnosis condition is established. Malfunction is confirmed when the above condition is established 5 times.
Diagnosis delay time —

POSSIBLE CAUSE

  • Harness or connectors

    (Brake pedal position switch circuit is close.)

  • Brake pedal position switch

FAIL-SAFE

Not applicable

CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC P0573 is displayed with DTC P0605, first perform the confirmation procedure (trouble diagnosis) for DTC P0605.

Is DTC P0605 detected?

YES>>

Perform diagnosis for P0605. Refer to DTC Diagnosis Procedure.

NO>>

GO TO 2.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.

  2. Turn ignition switch ON.

  3. Turn ignition switch OFF and wait at least 10 seconds.

TEST CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 11 V at ignition switch ON.

>>

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Turn ignition switch ON and wait at least 2 seconds.

  2. Repeat the following step 5 times.

    1. Drive the Nissan Ariya vehicle and accelerate to 48 km/h (30 MPH).

    2. Decelerate from 48 km/h (30 MPH) to 0 km/h (0 MPH) within 7 seconds.

    3. Stop the Nissan Ariya vehicle for 2 seconds or more.

    CAUTION:

    Always drive vehicle at a safe speed.

    NOTE:

    This procedure may be conducted with the drive wheels lifted in the shop or by driving the Nissan Ariya vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle.

  3. Check DTC.

Is DTC P0573 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 DTC PRIORITY

If DTC P1572 is displayed with other DTC, first perform the trouble diagnosis for other DTC.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

CHECK OVERALL FUNCTION-1

With CONSULT

  1. Turn ignition switch ON.

  2. Select “BRAKE SW1” and “BRAKE SW2” in “DATA MONITOR” mode of “ENGINE” using CONSULT.

  3. Check “BRAKE SW1” and “BRAKE SW2” indication as per the following conditions.

    Monitor item Condition Indication
    BRAKE SW1 Brake pedal Slightly depressed OFF
    Fully released ON
    BRAKE SW2 Brake pedal Slightly depressed ON
    Fully released OFF

Without CONSULT

  1. Turn ignition switch ON.

  2. Check the voltage between ECM harness connector terminals as per the following.

    ECM Condition

    Voltage

    (Approx.)
    Connector + –
    Terminal
    E21 148 160 Brake pedal Slightly depressed 0 V
    Fully released Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 4.

CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.

  2. Disconnect stop lamp switch harness connector.

  3. Check the voltage between stop lamp switch harness connector and ground.

    + − Voltage
    Stop lamp switch
    Connector Terminal
    E38 4 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Perform the trouble diagnosis for power supply circuit.

CHECK STOP LAMP SWITCH

Check the stop lamp switch. Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace stop lamp switch. Refer to Exploded View (Without ProPILOT Assist 2.1) or Exploded View (With ProPILOT Assist 2.1).

CHECK STOP LAMP SWITCH SIGNAL CIRCUIT

  1. Disconnect ECM harness connector.

  2. Check the continuity between stop lamp switch harness connector and ECM harness connector.

    + − Continuity
    Stop lamp switch ECM
    Connector Terminal Connector Terminal
    E38 3 E21 148 Existed

  3. Also check harness for short to ground and to power.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

GO TO 6.

REPLACE ECM

Replace ECM. Refer to ECM : Removal & Installation.

>>

INSPECTION END

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