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:
Compression pressure
Inspection
Warm up the engine to full operating temperature.
Release fuel pressure. Refer to EC-143, "Work Procedure".
Remove ignition coil and spark plug from each cylinder. Refer to EM-46,
"Exploded View".
Connect engine tachometer (not required in use of CONSULT). ...
Waxing
Regular waxing protects the paint surface and
helps retain new vehicle appearance. Polishing is
recommended to remove built-up wax residue
and to avoid a weathered appearance before
re-applying wax.
A NISSAN dealer can assist you in choosing the
proper product.
Wax your vehicle only afte ...
P1078 EVT Control position sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1078
EXH TIM SEN/CIRC-B1
(Exhaust valve timing control
position sensor circuit
bank 1)
An excessively high or low voltage from
...
