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:
U1010 Control unit (CAN)
Description
Air bag diagnosis sensor performs self-tests on key ON. If CAN communication
failure within control unit is
detected, DTC is set.
DTC Logic
DTC DETECTION LOGIC
CONSULT name
DTC
DTC detecting condition
Repair order
CAN CONTROL UNIT FAILURE
U1010
CAN ...
The light reminder warning does
not sound
Description
Light reminder warning chime does not sound even though headlamp is
illuminated.
Diagnosis procedure
1.Check combination meter input signal
Select the data monitor for the meter/m&a and check the buzzer monitor value.
Is the inspection result normal?
Yes >> replace ...
F.M.V.S.S./C.M.V.S.S. certification label
The Federal/Canadian Motor Vehicle Safety
Standard (F.M.V.S.S./C.M.V.S.S.) certification label
is affixed as shown. This label contains valuable
vehicle information, such as: Gross Vehicle
Weight Ratings (GVWR), Gross Axle Weight
Rating (GAWR), month and year of manufacture,
Vehicle Identi ...
