Nissan Sentra manuals

Nissan Sentra Service Manual: 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 sufficient voltage with the engine running, the charge warning lamp turns OFF. If the charge warning lamp illuminates with the engine running, a malfunction is indicated.

Diagnosis procedure

Regarding Wiring Diagram information. Refer to CHG-9, "Wiring Diagram".Рњ

1.Check “l” terminal connection

  1. Turn ignition switch off.
  2. Check if “l” terminal is clean and tight.

Is the inspection result normal? Yes >> go to 2.

No >> repair “l” terminal connection. Confirm repair by performing complete charging system test using exp-800 ni or gr8-1200 ni (if available). Refer to applicable instruction manual for proper testing procedures.

2.Check “l” terminal circuit (open)

  1. Disconnect the generator connector.
  2. Apply ground to generator harness connector terminal.
  3. Check condition of the charge warning lamp with the ignition switch in the on position.

Does it illuminate?


Does it illuminate? YES >> “L” 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 >> GO TO 3.

3.Check harness continuity (open circuit)

  1. Disconnect the battery cable from the negative terminal.
  2. Disconnect the combination meter connector.
  3. Check continuity between generator harness connector and combination meter harness connector.

Is the inspection result normal?


Is the inspection result normal? Yes >> go to 4.

No >> repair or replace the harness or connectors.

4.Check power supply circuit

  1. Connect the battery cable to the negative terminal.
  2. Check voltage between combination meter harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? Yes >> replace the combination meter. Refer to mwi-77, "removal and installation".

No >> repair or replace the harness or connectors.

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 c ...

L terminal circuit (short)
Description The terminal “l” 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 s ...

Other materials:

Dtc/circuit diagnosis
Eco mode switch Component function check 1. Check eco mode switch operation Turn ignition switch on. Check ECO mode indicator lamp turns ON/OFF on combination meter when turn ECO mode switch ON/ OFF. Is the inspection result normal? YES >> GO TO 2. NO >> Proceed to DM ...

Vehicle identification number (VIN) plate
The vehicle identification number (VIN) plate is attached as shown. This number is the identification for your vehicle and is used in the vehicle registration. Vehicle identification number (chassis number) The vehicle identification number is located as shown. Engine serial number ...

Shift lock system
Component Function Check 1.CHECK SHIFT LOCK OPERATION (PART 1) Turn ignition switch ON. Shift the selector lever to park “P” position. Attempt to shift the selector lever to any other position with the brake pedal released. Can the selector lever be shifted to any other posi ...

© 2014-2021 Copyright www.nisentra.com