Nissan Sentra Service Manual: B terminal circuit
Description
“B” terminal circuit supplies power to charge the battery and to operate the vehicles electrical system.
Diagnosis procedure
Regarding wiring diagram information. Refer to chg-9, "wiring diagram".
1.Check “b” terminal connection
- Turn ignition switch off.
- Check if “b” terminal is clean and tight.
Is the inspection result normal? Yes >> go to 2.
No >> repair terminal “b” connection. Confirm repair by performing complete charging system test using the exp-800 ni or gr8-1200 ni (if available). Refer to applicable instruction manual for proper testing procedures.
2.Check “b” terminal circuit
Check voltage between generator “b” terminal and ground.
Is the inspection result normal? Yes >> go to 3.
No >> check harness for open between generator and fusible link.
3.Check “b” terminal connection (voltage drop test)
- Start engine, then engine running at idle and warm.
- Check voltage between battery positive terminal and generator connector “b” terminal.
Is the inspection result normal? YES >> “B” terminal circuit is normal. Refer to CHG-14, "Work Flow (With EXP-800 NI or GR8-1200 NI)" or CHG-17, "Work Flow (Without EXP-800 NI or GR8-1200 NI)".
NO >> Check harness between battery and generator for continuity.
Power generation voltage variable control system operation inspection
Diagnosis Procedure
Regarding wiring diagram information. Refer to chg-9, "wiring diagram".
Caution:
When performing this inspection, always use a charged battery that has
completed the ...
L terminal circuit (open)
Description
The “L” terminal circuit controls the charge warning lamp. The charge warning
lamp turns ON when the ignition
switch is set to ON or START. When the generator is providing su ...
Other materials:
U1000 CAN Comm circuit
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
U1000
CAN COMM CIRCUIT
When CAN communication signal is not continuously
received for 2 seconds or more
CAN communication system malfunction
Diagnosis Procedure
...
P0965 Pressure control solenoid B
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0965
PC SOLENOID B
(Pressure control solenoid B
control circuit range performance)
The detection conditions continuously for 5
seco ...
Can communication circuit
Diagnosis procedure
1.Connector inspection
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on can communication system.
Check terminals and connectors for damage, bend and loose connection.
Is the inspection resu ...