Nissan Sentra Service Manual: M&A branch line circuit
Diagnosis procedure
1.Check connector
- Turn the ignition switch off.
- Disconnect the battery cable from the negative terminal.
- Check the terminals and connectors of the combination meter for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit
- Disconnect the connector of combination meter.
- Check the resistance between the combination meter harness connector terminals.
Is the measurement value within the specification? Yes >> go to 3.
No >> repair the combination meter branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the combination meter. Refer to mwi-52, "combination meter : diagnosis procedure".
Is the inspection result normal? Yes (present error)>>replace the combination meter. Refer to mwi-77, "removal and installation".
Yes (past error)>>error was detected in the combination meter branch line.
No >> repair the power supply and the ground circuit.
Eps branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the eps control unit for dam ...
Strg branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the steering angle sensor fo ...
Other materials:
The key warning does not sound
(without intelligent key)
Description
The key warning chime does not sound, when all of the following conditions
are fulfilled.
Key inserted into the key cylinder (key switch signal on).
Ignition switch is in acc or off (ignition switch signal off).
Driver side door is open (driver side door switch on)
Diagnosi ...
Refrigerant pressure sensor
Component Function Check
1.CHECK REFRIGERANT PRESSURE SENSOR OVERALL FUNCTION
Start engine and warm it up to normal operating temperature.
Turn A/C switch and blower fan switch ON.
Check the voltage between ECM harness connector terminals.
Is the inspection result normal?
YES >> ...
Readiness for inspection/maintenance (I/M) test
Due to legal requirements in some states and
Canadian Provinces, your vehicle may be required
to be in what is called the “ready condition”
for an Inspection/Maintenance (I/M) test of
the emission control system.
The vehicle is set to the “ready condition” when it
is driven through c ...
