Nissan Sentra Service Manual: Abs 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 abs actuator and electric unit (control unit) 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 abs actuator and electric unit (control unit).
- Check the resistance between the abs actuator and electric unit (control unit) harness connector terminals.
Is the measurement value within the specification? Yes >> go to 3.
No >> repair the abs actuator and electric unit (control unit) branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the abs actuator and electric unit (control unit). Refer to brc-62, "diagnosis procedure".
Is the inspection result normal? Yes (present error)>>replace the abs actuator and electric unit (control unit). Refer to brc-110, "removal and installation".
Yes (past error)>>error was detected in the abs actuator and electric unit (control unit) branch line.
No >> repair the power supply and the ground circuit.
Ecm 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 ECM for damage, bend and ...
Ipdm-e 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 ipdm e/r for damage, ben ...
Other materials:
Electric ignition system
ELECTRIC IGNITION SYSTEM : System Description
SYSTEM DIAGRAM
*1: CVT models
*2: M/T models
Input/output signal chart
Sensor
Input Signal to ECM
ECM function
Actuator
Crankshaft position sensor (POS)
Engine speed*3
Piston position
Ignition ...
Rear window defogger and door mirror defoggers do not operate
Diagnosis procedure
Regarding Wiring Diagram information, refer to DEF-20, "Wiring Diagram".
1. Check rear window defogger switch
Check rear window defogger switch.
Refer to def-30, "component function check".
Is the inspection result normal?
Yes >> go to 2.
No ...
If you have a flat tire
Your vehicle is equipped with a spare tire. The flat tire can be
replaced with the spare tire.
WARNING
â– If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the
wheel beyond repair, which could result in an ...
