Nissan Rogue (T33) 2021-Present Service Manual: P0719 Brake Pedal Switch B
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | |
| P0719 |
Brake pedal switch B (Brake Switch "B" Circuit Low) |
Diagnosis condition |
|
| Signal (terminal) | CAN communication signal | ||
| Threshold | The stop lamp 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
(Stop lamp switch circuit is open.)
-
Stop lamp switch (BCM)
FAIL-SAFE
Not applicable
CONFIRMATION PROCEDURE
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
-
Turn ignition switch OFF and wait at least 10 seconds.
-
Turn ignition switch ON.
-
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 2.
PERFORM DTC CONFIRMATION PROCEDURE
-
Turn ignition switch ON and wait at least 2 seconds.
-
Repeat the following step 5 times.
-
Drive the Nissan Ariya vehicle and accelerate to 48 km/h (30 MPH).
-
Decelerate from 48 km/h (30 MPH) to 0 km/h (0 MPH) within 7 seconds.
-
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.
-
-
Check DTC.
Is DTC P0719 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
PERFORM BCM DIAGNOSIS
Perform BCM diagnosis. Refer to DTC Index.
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace error-detected parts.
REPLACE ECM
Replace ECM. Refer to ECM : Removal & Installation.
>>
INSPECTION END
Other materials:
System
Automatic Air Conditioning System
System Description
SYSTEM DIAGRAM Component Function
ABS actuator and electric unit (control unit)
ABS actuator and electric unit
(control unit) transmits Nissan Ariya vehicle speed signal to A/C amp.
via CAN communication line.
AV control unit
...
Front Blower Motor
Diagnosis Procedure
CHECK FUSE
Ignition switch OFF.
Check that the following fusible link are not blown (open).
Unit Location Fuse No. Capacity
Front blower motor
Fuse block (J/B)
LL
40 A
Is the fuses blown (open)?
YES>>
Replace the blown (open) fusib ...
Dtc/circuit Diagnosis. Combination Switch Output Circuit
Diagnosis Procedure
CHECK OUTPUT CIRCUIT
Ignition switch ON.
Turn ON any switch in the system that is malfunctioning.
Check duty ratios between BCM harness connector and ground by using an oscilloscope.
With type A meter System + −
Voltage
(Approx.)
BCM
Connector Termi ...
