Nissan Sentra Service Manual: Low tire pressure warning lamp
Component Function Check
1.CHECK THE ILLUMINATION OF THE LOW TIRE PRESSURE WARNING LAMP
Check that the low tire pressure warning lamp is turned OFF after illuminating for approximately 1 second, when the ignition switch is turned ON.
Is the inspection result normal? YES >> Inspection End.
NO >> Perform trouble diagnosis. Refer to WT-33, "Diagnosis Procedure".
Diagnosis Procedure
1.PERFORM SELF DIAGNOSTIC RESULT
With CONSULT
- Turn the ignition switch ON.
- Perform “SELF DIAGNOSTIC RESULT”.
Are any DTCs detected? YES >> Refer to BCS-49, "DTC Index" (with Intelligent Key system) or BCS-109, "DTC Index" (without Intelligent Key system).
NO >> GO TO 3.
2.CHECK LOW TIRE PRESSURE WARNING LAMP SIGNAL
With CONSULT
- Turn the ignition switch ON.
- On “DATA MONITOR” select “WARNING LAMP.”
- Check that the low tire pressure warning lamp is turned OFF after illuminating for approximately 1 second, when the ignition switch is turned ON.
Is the inspection result normal? YES >> Check the combination meter. Refer to MWI-17, "CONSULT Function (METER/M&A)".
NO >> Replace the BCM. Refer to BCS-73, "Removal and Installation" (with Intelligent Key system) or BCS-126, "Removal and Installation" (without Intelligent Key system).
C1729 Vehicle speed signal
DTC Logic
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following
functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS ...
Power supply and ground circuit
WITH INTELLIGENT KEY SYSTEM
WITH INTELLIGENT KEY SYSTEM : Diagnosis Procedure
Regarding Wiring Diagram information, refer to BCS-51, "Wiring Diagram".
1.Check fuses and fusible link
Chec ...
Other materials:
Voice Adaptation (VA) mode
Voice Adaptation allows up to two out-of-dialect
users to train the system to improve recognition
accuracy. By repeating a number of commands,
the users can create a voice model of their own
voice that is stored in the system. The system is
capable of storing a different voice adaptation
model ...
Symptom diagnosis
Squeak and rattle trouble diagnoses
Work Flow
Customer interview
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
custome ...
Cooling fan control
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
ECM controls cooling fan speed corresponding to vehicle speed, engine coolant
temperature, refrigerant pressure,
air conditioner ON signal. Then control system has 3-step control
[HIGH/LOW/OFF].
Cooling Fan Operation
Cooling Fan Relay Operation
Whe ...
