Nissan Altima (L32) 2007-2012 Service Manual ≻ Security control system sedan with intelligent key ≻ Component diagnosis ≻ B2619 BCM

Nissan Altima (L32) 2007-2012 Service Manual: B2619 BCM

Description

BCM requests IPDM E/R to supply power to steering lock unit. After receiving the power, the steering lock unit transmits an ON signal to BCM.

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Press the push-button ignition switch under the following conditions and wait for at least 1 second.

- CVT selector lever is in the P position

- Do not depress brake pedal

2. Check “Self diagnostic result” with CONSULT-III.

Is DTC detected? YES >> Refer to SEC-306, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1.INSPECTION START

1. Turn ignition switch ON.

2. Check “Self diagnostic result” with CONSULT-III.

3. Touch “ERASE”.

4. Perform DTC Confirmation Procedure.

See SEC-306, "DTC Logic".

Is the DTC B2619 displayed again? YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".

NO >> Inspection End.

B2617 Starter relay circuit

Description Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal ...

B261A push-button ignition switch

Description IPDM E/R transmits the push-button ignition switch status via CAN communication to BCM. BCM receives push-button ignition switch status by hardwire input. BCM compares the 2 signals ...

Other materials:

Trip computer
1. Vehicle speed The vehicle speed mode shows the current vehicle speed and the average vehicle speed since the last reset. Average vehicle speed: Press the OK button on the steering wheel to bring up the drive computer Reset menu, and follow the instructions to reset. For additional information, ...

Engine compartment check locations
2.0L 4 cylinder (KR20DDET engine model) Engine coolant reservoir Drive belt location Engine oil filler cap Brake fluid reservoir Battery Fuse/Fusible link box Air cleaner Radiator cap Engine oil dipstick Windshield-washer fluid reservoir Refer to the page number indicated in parenth ...

Front power seat adjustment (if so equipped)
Operating tips The power seat motor has an auto-reset overload protection circuit. If the motor stops during operation, wait 30 seconds then reactivate the switch. Do not operate the power seat switch for a long period of time when the engine is off. This will discharge the battery. For add ...