Nissan Sentra Service Manual: Electrical & power control
- Power outlet
- Body control system
- Lan system
- Can fundamental
- Can
- Can system (type 1)
- Can system (type 2)
- Can system (type 3)
- Can system (type 4)
- Can system (type 5)
- Power control system
- Charging system
- Precaution
- Preparation
- System description
- Wiring diagram
- Basic inspection
- Dtc/circuit diagnosis
- Symptom diagnosis
- Removal and installation
- Service data and specifications (SDS)
- Power supply, ground & circuit elements
Removal and installation
Horn
Exploded view
Horn high
Horn low
Front
Note:
Shown with the front fascia removed for clarity.
Removal and installation
Horn low
Removal
Remove the core support cover. Ref ...
Power outlet
...
Other materials:
B142A Ignition voltage
Description
DTC B142A IGNITION VOLTAGE
Ignition voltage is supplied to the air bag diagnosis sensor unit when the
ignition is in the ON position. The air
bag diagnosis sensor unit will monitor for low or high ignition voltage.
PART LOCATION
Refer to SRC-5, "Component Parts Location" ...
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 loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...
B1428 Seat belt buckle switch LH
Description
DTC B1428 SEAT BELT BUCKLE SWITCH LH
The air bag diagnosis sensor unit monitors the seat belt buckle switch LH
status. If the control unit detects an
open or short condition in the circuit, it will set the DTC.
PART LOCATION
Refer to SRC-5, "Component Parts Location".
...
