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: Vehicle security system
The vehicle security system provides visual
and audible alarm signals if someone
opens the doors or trunk when the system
is armed. It is not, however, a motion detection
type system that activates when a vehicle
is moved or when a vibration occurs.
The system helps deter vehicle theft but
cannot p ...
Emergency call (SOS) button (if so equipped)
Emergency support
NissanConnect Services provide various
services to support dealing with emergencies
of the subscribed vehicle and the
driver.
For example, in case of an illness or serious
injury, you can seek support by pressing
the in-vehicle Emergency Call (SOS) button
and connecting to the Nis ...
Front power seat adjustment
(if so equipped)
Operating tips
The power seat motor has an auto-reset
overload protection circuit. If the motor
stops during operation, wait 30 seconds
then reactivate the switch.
Do not operate the power seat switch for
a long period of time when the engine is
off. This will discharge the battery.
For add ...