Nissan Sentra manuals

Nissan Sentra Service Manual: Symptom diagnosis

Push-button ignition switch does not operate

Description

Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and check each symptom.

Note:

The engine start function, door lock function, power distribution system, and nats-ivis/nvis in the intelligent key system are closely related to each other regarding control. The vehicle security function can operate only when the door lock and power distribution system are operating normally.

Conditions of vehicle (operating conditions)

Diagnosis procedure

1.Perform work support

Perform “inside ant diagnosis” on work support of “intelligent key”.

Refer to pcs-66, "intelligent key : consult function (bcm - intelligent key)".

>> Go to 2.

2.Perform self-diagnosis result

Perform self-diagnosis result of “bcm”.

Is dtc detected? Yes >> refer to bcs-49, "dtc index".

No >> go to 3.

3.Check push-button ignition switch

Check push-button ignition switch.

Refer to pcs-98, "component function check".

Is the operation normal? Yes >> go to 4.

No >> repair or replace malfunctioning parts.

4.Confirm the operation

Confirm the operation again.

Is the inspection normal? Yes >> check intermittent incident. Refer to gi-39, "intermittent incident".

No >> go to 1.

Dtc/circuit diagnosis
U1000 can comm circuit Description Refer to lan-7, "can communication system : system description". DTC Logic Dtc detection logic Note: U1000 can be set if a module harness was discon ...

Removal and installation
Push-button ignition switch Removal and installation Removal Remove the nats antenna amp. Refer to sec-135, "removal and installation" Remove the push-button ignition switch. I ...

Other materials:

Strg 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 steering angle sensor for damage, bend and loose connection (unit side and connector side). Is the inspection result ...

Parking brake system
Inspection and Adjustment INSPECTION Lever Stroke Operate the parking brake lever with a force of 196 N (20.0 kg-f, 44.1 lb-f). Check that the lever stroke is within the specified number of notches. (Check it by listening to the clicks of the ratchet.) Number of notches : Refer t ...

Excessive abs function operation frequency
Diagnosis Procedure 1.CHECK START Check front and rear brake force distribution using a brake tester. Is the inspection result normal? YES >> GO TO 2 NO >> Check brake system. 2.CHECK FRONT AND REAR AXLE Make sure that there is no excessive play in the front and rear axles. ...

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