Nissan Sentra Service Manual: 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 damage, bend and loose connection (connector side and harness side).
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit
Check the resistance between the data link connector terminals.
Is the measurement value within the specification? Yes (present error)>>check can system type decision again.
Yes (past error)>>error was detected in the data link connector branch line circuit.
No >> repair the data link connector branch line.
A-bag branch line circuit
Diagnosis procedure
Warning:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch off, disconnect battery
negative terminal, and w ...
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 dam ...
Other materials:
Headlamp (hi) circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
headlamp high relay based on
inputs from the BCM over the CAN communication lines. When the headlamp high
relay is energized, power
flows through fuses 41 and 42, located in the IPDM E/R. Power then flo ...
Chassis and body maintenance
In-cabin microfilter
In-cabin microfilter : removal and installation
REMOVAL
Remove the in-cabin microfilter cover.
CAUTION:
Before removing the in-cabin microfilter cover, let the vehicle rest
for at least 30 minutes.
Release the filter cover tab (A), then pull the bottom of the in- ...
P1550 Battery current sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1550
BAT CURRENT SENSOR
(Battery current sensor)
The output voltage of the battery current
sensor remains within the specified
r ...
