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.
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
...
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: Rear-facing child restraint installation
using the seat belts
WARNING
The three-point seat belt with Automatic
Locking Retractor (ALR) must be
used when installing a child restraint.
Failure to use the ALR mode will result
in the child restraint not being properly
secured. The restraint could tip over or
be loose and cause injury to a child in a
sudden stop o ...
Steering Assist display and
indicators
Steering Assist status indicator/
warning
Displays the status of the Steering Assist by
the color of the indicator/warning
Steering Assist indicator (gray): Steering
Assist standby
Steering Assist indicator (green): Steering
Assist active
Steering Assist indicator (yellow): Steering
Assis ...
System temporarily unavailable
For vehicles with the 7 inch (18 cm) display
Condition A
When the radar sensor picks up interference
from another radar source, making it
impossible to detect a vehicle ahead, the
I-FCW system is automatically turned off.
The AEB with Pedestrian Detection system
warning light (yellow) will illumin ...