Nissan Altima (L32) 2007-2012 Service Manual ≻ Security control system sedan without intelligent key ≻ Component diagnosis ≻ B26e1 no reception of engine status signal

Nissan Altima (L32) 2007-2012 Service Manual: B26e1 no reception of engine status signal

Description

BCM receives the engine status signal from ECM via CAN communication.

DTC Logic

DTC DETECTION LOGIC

NOTE: • If DTC B26E1 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-433, "DTC Logic".

• If DTC B26E1 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-434, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON under the following conditions.

- CVT selector lever is in the P or N position.

- Do not depress the brake pedal.

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

Is DTC detected? YES >> Refer to SEC-501, "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-501, "DTC Logic".

Is the DTC B26E1 displayed again? YES >> GO TO 2

NO >> Inspection End.

2.REPLACE ECM

1. Replace ECM.

2. Refer to EC-560, "BASIC INSPECTION : Special Repair Requirement" (QR25DE except California) or EC-24, "BASIC INSPECTION : Special Repair Requirement" (QR25DE California).

>> Inspection End.

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 ...

Power supply and ground circuit

BCM Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuse or fusible link are blown. Is the fuse or fusible link blown? YES >> Replace the blown fuse or fus ...

Other materials:

HomeLink Universal Transceiver (if so equipped)
The HomeLink Universal Transceiver provides a convenient way to consolidate the functions of up to three individual handheld transmitters into one built-in device. HomeLink Universal Transceiver: Will operate most radio frequency devices such as garage doors, gates, home and office lighting, en ...

Hood
Pull the hood lock release handle 1 located below the driver's side instrument panel; the hood springs up slightly. To open the hood, push the lever 2 underneath the front of the hood upwards with your fingertips as illustrated and raise the hood. Remove the support rod from the clamp 3. ...

Continuously Variable Transmission (CVT)
WARNING Do not depress the accelerator pedal while shifting from P (Park) or N (Neutral) to R (Reverse), D (Drive), L (Low) or manual shift mode (if so equipped). Always depress the brake pedal until shifting is completed. Failure to do so could cause you to lose control and have an acciden ...