Nissan Altima (L32) 2007-2012 Service Manual ≻ Security control system coupe ≻ Component diagnosis ≻ B260f engine status

Nissan Altima (L32) 2007-2012 Service Manual: B260f engine status

Description

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

DTC Logic

DTC DETECTION LOGIC

NOTE: • If DTC B260F is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-36, "DTC Logic".

• If DTC B260F is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-37, "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 position.

- Do not depress the brake pedal.

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

Is DTC detected? YES >> Refer to SEC-100, "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-100, "DTC Logic".

Is the DTC B260F displayed again? YES >> GO TO 2

NO >> Inspection End.

2.REPLACE ECM

1. Replace ECM.

2. Refer to EC-1048, "BASIC INSPECTION : Special Repair Requirement" (VQ35DE), EC-24, "BASIC INSPECTION : Special Repair Requirement" (QR25DE California) or EC-560, "BASIC INSPECTION : Special Repair Requirement" (QR25DE except for California).

>> Inspection End.

B260d steering lock unit

Description The electronic steering column lock performs the check by itself according to the steering lock status (before lock, after lock and unlock). DTC Logic DTC DETECTION LOGIC DTC CO ...

B2612 steering status

Description There are 2 switches in the steering unit. IPDM E/R compares those 2 switches conditions to judge the present steering status and transmit the result to BCM via CAN communication. DT ...

Other materials:

How to park with predicted course lines
WARNING If the tires are replaced with different sized tires, the predicted course lines may be displayed incorrectly. On a snow-covered or slippery road, there may be a difference between the predicted course line and the actual course line. If the battery is disconnected or becomes disch ...

RAB system limitations
WARNING Listed below are the system limitations for the RAB system. Failure to follow the warnings and instructions for proper use of the RAB system could result in serious injury or death. When the vehicle approaches an obstacle while the accelerator or brake pedal is depressed, the function may ...

Doors
When the doors are locked using one of the following methods, the doors cannot be opened using the inside or outside door handles. The doors must be unlocked to open the doors. WARNING Always have the doors locked while driving. Along with the use of seat belts, this provides greater safety in ...