Nissan Sentra manuals

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

  1. Turn ignition switch off.
  2. 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?


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)

  1. Start engine, then engine running at idle and warm.
  2. Check voltage between battery positive terminal and generator connector “b” terminal.

Is the inspection result normal?


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:

Additional service when replacing power window main switch
Description When the power window main switch is replaced, the initialization is necessary for normal operation of power window system. CAUTION: The following specified operations can not be performed under the non-initialized condition. Auto-up operation Anti-pinch function Work Pr ...

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 > ...

P0196 EOT Sensor
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0196 is displayed with DTC P0197 or P0198, first perform the trouble diagnosis for DTC P0197 or P0198. Refer to EC-264, "DTC Logic". DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possib ...

© 2014-2023 Copyright www.nisentra.com