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:
Washer fluid level switch circuit
Description
Transmits the washer level switch signal to the combination meter.
Diagnosis procedure
Regarding Wiring Diagram information, refer to MWI-28, "Wiring Diagram".
1.Check washer level switch signal circuit
Turn ignition switch off.
Disconnect combination meter connecto ...
C1130 Engine signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1130
ENGINE SIGNAL 1
When a malfunction is detected in ECM system.
ECM
ABS actuator and electric unit
(control unit)
CAN communication line
...
Wiring diagram
Brake control system
Wiring Diagram
...
