Nissan Altima 2007-2012 Service Manual: B2618 BCM
Description
BCM controls the various electrical components and simultaneously supplies power according to the power supply position.
BCM checks the power supply position internally.
DTC Logic
DTC DETECTION LOGIC
NOTE: • If DTC B2618 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to PCS-58, "DTC Logic".
• If DTC B2618 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to PCS-59, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1. PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions, and wait for at least 1 second.
- CVT selector lever is in the P or N position
- Release brake pedal
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected? YES >> Go to PCS-74, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1. INSPECTION START
1. Turn ignition switch ON.
2. Select “Self diagnostic result” mode with CONSULT-III.
3. Touch “ERASE”.
4. Perform DTC Confirmation Procedure.
See PCS-74, "DTC Logic".
Is the 1st trip DTC B2618 displayed again? YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".
NO >> Inspection End.
B2616 ignition relay circuit
Description
BCM controls the various electrical components and simultaneously supplies
power according to the power
supply position.
BCM checks the power supply position internally.
DTC Logic
...
B261A push-button ignition switch
Description
BCM transmits the change in the power supply position with the push-button
ignition switch to IPDM E/R via
the CAN communication line. IPDM E/R transmits the power supply position sta ...
Other materials:
Power generation voltage variable
control system operation inspection
Inspection Procedure
CAUTION:
When performing this inspection, always use a charged battery that has completed
the battery inspection.
(When the charging rate of the battery is low, the response speed of the voltage
change will
become slow. This can cause an incorrect inspection.)
1.CHECK ...
Changing a flat tire
If you have a flat tire, follow the instructions below:
Stopping the vehicle
1. Safely move the vehicle off the road and
away from traffic.
2. Turn on the hazard warning flashers.
3. Park on a level surface and apply the parking
brake. Move the shift lever to P (Park).
4. Turn off the engine. ...
P0461 fuel level sensor
Description
The fuel level sensor is mounted in the fuel level sensor unit.
The sensor detects a fuel level in the fuel tank and transmits a signal to the
combination meter. The combination
meter sends the fuel level sensor signal to the ECM through CAN communication
line.
It consists of ...