Nissan Sentra manuals

Nissan Sentra Service Manual: M&a branch line circuit

Diagnosis procedure

1.Check connector

  1. Turn the ignition switch off.
  2. Disconnect the battery cable from the negative terminal.
  3. Check the terminals and connectors of the combination meter 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

  1. Disconnect the connector of combination meter.
  2. Check the resistance between the combination meter harness connector terminals.

Is the measurement value within the specification?


Is the measurement value within the specification? Yes >> go to 3.

No >> repair the combination meter branch line.

3.Check power supply and ground circuit

Check the power supply and the ground circuit of the combination meter. Refer to mwi-52, "combination meter : diagnosis procedure".

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

Yes (past error)>>error was detected in the combination meter branch line.

No >> repair the power supply and the ground circuit.

Eps branch line circuit
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Other materials:

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P0643 Sensor power supply
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Parking brake control
Exploded View Parking brake lever assembly Adjusting nut Parking brake switch Front parking brake cable Rear parking brake cable (LH) Rear parking brake cable (RH) Front Removal and Installation REMOVAL Parking Brake Control Remove rear wheels and t ...

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