Nissan Sentra Service Manual: 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 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 eps control unit.
- Check the resistance between the EPS control unit harness connector terminals.
Is the measurement value within the specification? Yes >> go to 3.
No >> repair the eps control unit branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the EPS control unit. Refer to STC-22, "Diagnosis Procedure".
Is the inspection result normal? YES (Present error)>>Replace the EPS control unit. Refer to STC-39, "Removal and Installation".
YES (Past error)>>Error was detected in the EPS control unit branch line.
NO >> Repair the power supply and the ground circuit.
Dlc 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 data link connector for ...
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 da ...
Other materials:
P0462, P0463 Fuel level sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0462 or P0463 is displayed with DTC UXXXX, first perform the
trouble diagnosis for DTC
UXXXX.
If DTC P0462 or P0463 is displayed with DTC P0607, first perform the
trouble diagnosis for DTC
P0607. Refer to EC-350, "DTC Logic".
...
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
Dtc/circuit diagnosis
Power supply and ground circuit
Audio unit
Audio unit : diagnosis procedure
Regarding Wiring Diagram information, refer to AV-157, "Wiring Diagram".
1.Check fuse
Are the fuses blown?
Yes >> replace the blown fuse after repairing the affected circuit.
No >> go to 2.
...
