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:
Break-in schedule
CAUTION
During the first 1,200 miles (2,000 km),
follow these recommendations to obtain
maximum engine performance and ensure
the future reliability and economy of your
new vehicle. Failure to follow these recommendations
may result in shortened
engine life and reduced engine
performance.
& ...
Moonroof (if so equipped)
AUTOMATIC MOONROOF
switch is placed in the ON position. The automatic
moonroof is operational for a period of time,
even if the ignition switch is placed in the ACC or
OFF position. If the driver’s door or the front
passenger’s door is opened during this period of
time, the power to the ...
Combination switch reading system
System Diagram
System Description
OUTLINE
• BCM reads the status of the combination switch (light, turn signal, wiper
and washer) and recognizes the
status of each switch.
• BCM is a combination of 5 output terminals (OUTPUT 1 - 5) and 5 input
terminals (INPUT 1 - 5). It reads a
...