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:

Hvac 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 a/c auto amp. For damage, bend and loose connection (unit side and connector side). Is the inspection result normal? ...

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 Turn ignition switc ...

Engine room cover
Exploded View Engine room cover Mounting rubber (Black) Mounting rubber (Gray) Removal and Installation REMOVAL CAUTION: Do not damage or scratch engine room cover when installing or removing. Remove engine room cover by pulling straight up to release mounting rubber. INSTALLATI ...

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