Nissan Sentra Service Manual: Brake warning lamp
Component Function Check
1.CHECK BRAKE WARNING LAMP FUNCTION (1)
Check that brake warning lamp in combination meter turns ON for approximately 2 seconds after ignition switch is turned ON.
Is the inspection result normal? YES >> GO TO 2.
NO >> Proceed to diagnosis procedure. Refer to BRC-95, "Diagnosis Procedure".
2.CHECK BRAKE WARNING LAMP FUNCTION (2)
Check that brake warning lamp in combination meter turns ON/OFF when parking brake is operated.
Is the inspection result normal? YES >> GO TO 3.
NO >> Check parking brake switch system. Refer to BRC-90, "Diagnosis Procedure".
Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
With CONSULT.
Perform self diagnostic result.
Are any DTCs detected? YES >> Refer to MWI-26, "DTC Index".
NO >> GO TO 2.
2.CHECK COMBINATION METER
Check if indication and operation of combination meter are normal. Refer to MWI-8, "METER SYSTEM : System Description".
Is the inspection result normal? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
NO >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
ABS Warning lamp
Component Function Check
1.CHECK ABS WARNING LAMP FUNCTION
Check that ABS warning lamp in combination meter turns ON for
approximately 2 seconds after ignition switch
is turned ON.
Is the ins ...
VDC OFF Indicator lamp
Description
Component Function Check
1.CHECK VDC OFF INDICATOR LAMP FUNCTION
Check that VDC OFF indicator lamp in combination meter turns ON
for approximately 2 seconds after ignition
switch ...
Other materials:
P1574 ASCD Vehicle speed sensor
Description
The ECM receives two vehicle speed sensor signals via CAN communication line.
One is sent from combination
meter, and the other is from TCM (Transmission control module). The ECM uses
these signals for ASCD
control. Refer to EC-51, "AUTOMATIC SPEED CONTROL DEVICE (ASCD) : Sys ...
Can communication circuit
Diagnosis procedure
1.CONNECTOR INSPECTION
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on CAN communication system.
Check terminals and connectors for damage, bend and loose connection.
Is the inspection resu ...
Precaution for Brake Control System
Always perform a pre-driving check to drive the vehicle.
Always check speed and safety while driving the vehicle.
To operate CONSULT while driving, more than one person is
required to be in the vehicle to avoid interference
to driving and ensure safety.
Slight vibrations ar ...
