Nissan Altima 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-235, "DTC Logic".

• If DTC B260F is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-236, "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-299, "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-299, "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-560, "BASIC INSPECTION : Special Repair Requirement" (QR25DE except California), EC-24, "BASIC INSPECTION : Special Repair Requirement" (QR25DE 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 CON ...

    B2612 Steering status
    Description There are 2 switches in the electronic steering column lock. IPDM E/R compares those 2 switches conditions to judge the present steering status and transmit the result to BCM via CAN ...

    Other materials:

    Wheels
    Inspection ALUMINUM WHEEL 1. Check tires for wear and improper inflation. 2. Check wheels for deformation, cracks and other damage. If deformed, remove wheel and check wheel runout. a. Remove tire from aluminum wheel and mount on a tire balance machine. b. Set dial indicator as shown ...

    Radio
    With the ignition placed in the ACC or ON position, press the PWR (power)/VOL (volume) knob to turn the radio on. If you listen to the radio with the engine not running, the ignition should be placed in the ACC position. Radio reception is affected by station signal strength, distance from r ...

    Passenger compartment
    Fusible links If the electrical equipment does not operate and fuses are in good condition, check the fusible links. If any of these fusible links are melted, replace with only Genuine NISSAN parts. CAUTION Never use a fuse of a higher or lower amperage rating than specified on the fuse bo ...