Nissan Altima 2007-2012 Service Manual: B2604 PNP switch
Description
BCM confirms the shift position with the following 4 signals.
• CVT selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE: • If DTC B2604 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC Logic".
• If DTC B2604 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. Start the engine under the following conditions and wait for at least 1 second.
- CVT selector lever is in the P position
- Do not depress the brake pedal
2. Use CVT selector lever to select each gear one at a time. Wait at each gear for at least 1 second.
3. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-283, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK DTC WITH TCM
Check “Self diagnostic result” with CONSULT-III. Refer to TM-221, "DTC Index" (RE0F09B) or TM-399, "DTC Index" (RE0F10A).
Is the inspection result normal? YES >> GO TO 2
NO >> Repair or replace malfunctioning parts.
2.CHECK PNP SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect TCM harness connector and BCM harness connector.
3. Check continuity between TCM harness connector and BCM harness connector.
4. Check continuity between TCM harness connector and ground.
Is the inspection result normal? YES >> GO TO 3
NO >> Repair harness or connector.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
B2603 shift position status
Description
BCM confirms the shift position with the following 2 signals.
• CVT selector lever
• P/N position switch
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2603 is displayed wit ...
B2605 PNP switch
Description
BCM confirms the shift position with the following 4 signals.
• CVT selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TC ...
Other materials:
P1574 ASCD vehicle speed sensor
Description
The ECM receives two vehicle speed signals via CAN communication line. One is
sent from combination
meter, and the other is from TCM (Transmission control module). The ECM uses
these signals for ASCD control.
Refer to EC-67, "System Description" for ASCD functions.
D ...
Seat belts with pretensioners (Front seats)
WARNING
● The pretensioners cannot be reused after
activation. They must be replaced
together with the retractor and buckle
as a unit.
● If the vehicle becomes involved in a
collision but a pretensioner is not activated,
be sure to have the pretensioner
system checked and, if nec ...
Precaution
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
dr ...