Nissan Sentra Service Manual: The ambient temperature display is incorrect
Description
- The displayed outside air temperature is higher than the actual temperature.
- The displayed outside air temperature is lower than the actual temperature.
- Outside air temperature is not indicated.
Diagnosis procedure
1.Check ambient sensor signal circuit
Check the ambient sensor signal circuit. Refer to hac-63, "diagnosis procedure" (with auto a/c) or mwi-62, "diagnosis procedure" (without auto a/c).
Is the inspection result normal? Yes >> go to 2.
No >> repair or replace harness or connector.
2.Check ambient sensor
Check the ambient sensor. Refer to mwi-62, "component inspection".
Is the inspection result normal? Yes >> replace combination meter. Refer to mwi-77, "removal and installation".
No >> replace ambient sensor. Refer to hac-106, "removal and installation".
The parking brake release warning continues displaying, or does not display
Description
The parking brake warning is displayed while driving the vehicle even
though the parking brake is released.
The parking brake warning is not displayed while driving the vehicle
...
The low washer fluid warning lamp does not turn on or off
Description
The low washer fluid warning lamp is still illuminated even after washer
fluid is added.
The low washer fluid warning lamp is not illuminated even though the
washer tank is emp ...
Other materials:
P1148 Closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to
A/F sensor 1.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible ca ...
P0300, P0301, P0302, P0303, P0304 Misfire
DTC Logic
DTC DETECTION LOGIC
When a misfire occurs, engine speed will fluctuate. If the engine speed
fluctuates enough to cause the crankshaft
position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is
occurring.
Sensor
Input signal to ECM
ECM function
...
Low tire pressure warning lamp does not turn oFF
Low Tire Pressure Warning Lamp Stays On When Ignition Switch Is Turned On
DIAGNOSTIC PROCEDURE
1.INSPECT BCM CONNECTOR
Turn ignition switch OFF.
Disconnect BCM connectors.
Check terminals for damage or loose connections.
Is the inspection result normal?
YES >> GO TO 2.
NO > ...
