Nissan Sentra manuals

Nissan Sentra Service Manual: Symptom diagnosis

Engine does not start when intelligent key is inside of vehicle

Description

Engine does not start when push-button ignition switch is pressed while carrying intelligent key.

Note:

Conditions of vehicle (operating conditions)

Diagnosis procedure

1.Perform work support

Perform “inside ant diagnosis” in “work support” mode of “intelligent key” of “bcm” using consult.

Refer to bcs-21, "intelligent key : consult function (bcm - intelligent key)".

>> Go to 2.

2.Perform self-diagnosis result

Select “self diagnostic result” mode of “bcm”, and check whether or not dtc of inside key antenna is detected.

Is dtc detected? Yes >> perform the trouble diagnosis for detected dtc. Refer to bcs-49, "dtc index".

No >> go to 3.

3.Check push-button ignition switch

Check push-button ignition switch.

Refer to sec-78, "component inspection".

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.

Security indicator lamp does not turn on or blink

Description

Security indicator lamp does not blink when power supply position is other than the on position.

Note:

Conditions of Vehicle (Operating Conditions)

Power supply position is other than the on position.

Diagnosis procedure

1.Check security indicator lamp

Check security indicator lamp.

Refer to sec-9, "security indicator lamp".

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

No >> repair or replace the malfunctioning parts.

2.Confirm the operation

Confirm the operation again.

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

No >> go to 1.

DTC/circuit diagnosis
P1610 LOCK MODE Description ECM forcibly switches to the mode that inhibits engine start, when engine start operation is performed 5 times or more while communication between ECM and BCM is not n ...

Removal and installation
Nats antenna amp Removal and installation Removal Remove instrument finisher b. Refer to ip-14, "exploded view". Using a suitable tool release the pawls on either side and remove the ...

Other materials:

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, bend and loose connection (unit side and connector side). Is the inspection result normal? Yes ...

ECU diagnosis information
EPS control unit Reference Value VALUES ON THE DIAGNOSIS TOOL The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items. CAUTION: The output signal indicates the EPS control unit calcula ...

Oil seal
Valve oil seal : Removal and Installation REMOVAL Rotate crankshaft, and set piston whose valve oil seal is to be removed to TDC. This will prevent valve from dropping into cylinder. CAUTION: When rotating crankshaft, be careful to avoid scarring front cover with timing chain. Re ...

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