Nissan Sentra Service Manual: Av 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 av 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 av control unit.
- Check the resistance between the av control unit harness connector terminals.
- With navigation system without BOSE audio system
- With navigation system and bose audio system
Is the measurement value within the specification? Yes >> go to 3.
No >> repair the av control unit branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the av control unit. Refer to the following.
- With navigation system without bose audio system: refer to av-270, "av control unit : diagnosis procedure".
- With navigation system and bose audio system: refer to av-370, "av control unit : diagnosis procedure".
Is the inspection result normal? Yes (present error)>>replace the av control unit. Refer to the following.
- With navigation system without bose audio system: refer to av-298, "removal and installation".
- With navigation system and bose audio system: refer to av-406, "removal and installation".
Yes (past error)>>error was detected in the av control unit branch line.
No >> repair the power supply and the ground circuit.
Strg 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 steering angle sensor fo ...
Hvac 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 a/c auto amp. For damage ...
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" ...
P0340 CMP Sensor (PHASE)
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0340
CMP SEN/CIRC-B1
(Camshaft position sensor
“A” circuit bank 1)
The cylinder No. signal is not sent to ECM fo ...
When traveling or registering your vehicle in another country
When planning to drive your NISSAN vehicle
in another country, you should first find
out if the fuel available is suitable for your vehicle’s
engine.
Using fuel with an octane rating that is too low
may cause engine damage. All gasoline vehicles
must be operated with unleaded gasoline. The ...
