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: BSW system operation
For vehicles with the 7 inch (18 cm) display
Side BSW/RCTA Indicator Light
BSW indicator
The BSW system operates above approximately
20 mph (32 km/h).
If the radar sensors detect a vehicle in the
detection zone, the side BSW/RCTA indicator
light (1) illuminates. If the turn signal is
then acti ...
System malfunction
If the RAB system malfunctions, it will be
turned off automatically, the RAB system
warning light will illuminate, and the "Malfunction:
See Owner’s Manual" warning
message will appear in the vehicle information
display and a chime will sound.
Action to take
If the warning light illuminates, park ...
NISSAN Intelligent Key System
WARNING
Radio waves could adversely affect
electric medical equipment. Those
who use a pacemaker should contact
the electric medical equipment
manufacturer for the possible influences
before use.
The Intelligent Key transmits radio
waves when the buttons are pressed.
The FAA advises the ra ...