Nissan Sentra manuals

Nissan Sentra Service Manual: Tcm 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 following terminals and connectors 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 tcm.
  2. Check the resistance between the TCM harness connector terminals.

Is the measurement value within the specification?


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

No >> repair the tcm branch line.

3.Check power supply and ground circuit

Check the power supply and the ground circuit of the tcm. Refer to tm-234, "diagnosis procedure".

Is the inspection result normal? Yes (present error)>>replace the tcm. Refer to the tm-263, "removal and installation".

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

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

Ipdm-e 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 ipdm e/r for damage, ben ...

A-bag branch line circuit
Diagnosis procedure Warning: Always observe the following items for preventing accidental activation. Before servicing, turn ignition switch off, disconnect battery negative terminal, and w ...

Other materials:

Component parts
Component Parts Location ABS actuator and electric unit (control unit) IPDM E/R Brake fluid level switch Front wheel sensor LH (RH similar) Rear wheel sensor LH (RH similar) VDC OFF switch Steering angle sensor (view with steering wheel removed) Sto ...

Rear seat
Exploded View Rear seatback assembly (rh) Seatback striker Seatback latch release knob Seatback latch assembly Seatback silencer (RH) Rear seatback frame (rh) Seatback latch release knob finisher Rear seat bolster trim (RH) Rear seat bolster pad (RH) Rear seat bolster (rh) ...

Thermostat and thermostat housing
Exploded View Thermostat housing Gasket Rubber ring Thermostat Water inlet Clamp Radiator hose (upper) To radiator WARNING: Do not remove the radiator cap when the engine is hot. Serious burns could occur from high-pressure engine coolant escaping from the radiator. ...

В© 2014-2026 Copyright www.nisentra.com