Nissan Altima 2007-2012 Service Manual: B2560 starter control relay
Description
Starter control relay, integrated in IPDM E/R, permits the starter relay operation when in N or P position and the steering is locked or unlocked. It is installed in parallel with the starter relay.
DTC Logic
DTC DETECTION LOGIC
NOTE: • If DTC B2560 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC Logic".
• If DTC B2560 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-236, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions and wait for at least 2 seconds: - CVT selector lever is in the P position.
- Depress the brake pedal.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-274, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK DTC WITH IPDM E/R
Check “Self Diagnostic Result” with CONSULT-III. Refer to PCS-45, "DTC Index".
Is the inspection result normal? YES >> GO TO 2
NO >> Repair or replace malfunctioning parts.
2.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
B2557 vehicle speed
Description
BCM receives the 2 vehicle speed signals via CAN communication. One signal is
transmitted by the “unified
meter”. Another signal is transmitted by “ABS actuator and electric uni ...
B2601 shift position
Description
BCM confirms the shift position with the following 2 signals.
• CVT selector lever
• P position signal from IPDM E/R (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B260 ...
Other materials:
Warning signals
To help prevent the vehicle from moving unexpectedly
by erroneous operation of the Intelligent
Key or to help prevent the vehicle from being
stolen, a chime or buzzer sounds from inside and
outside the vehicle and a warning is displayed in
the instrument panel.
When a chime or beep sounds or ...
B261A push-button ignition switch
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
for mismatch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B261A is displayed with DTC U1000, ...
Hood
1 Pull the hood lock release handle located
below the driver’s side instrument panel; the
hood springs up slightly.
2 Push the lever at the front of the hood to the
side as illustrated with your fingertips and
raise the hood.
3 Remove the support rod from the clamp.
4 Insert the support r ...