Nissan Altima 2007-2012 Service Manual: B2556 push-button ignition switch
Description
The switch that changes the power supply position. BCM maintains the power supply position status. BCM changes the power supply position with the operation of the push-button ignition switch.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine and wait for at least 100 seconds.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-271, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch harness connector.
3. Check voltage between push-button ignition switch harness connector and ground.
Is the inspection result normal? YES >> GO TO 2
NO >> GO TO 4
2.CHECK PUSH-BUTTON IGNITION SWITCH
Refer to SEC-272, "Component Inspection".
Is the inspection result normal? YES >> GO TO 3
NO >> Replace push-button ignition switch. Refer to SEC-410, "Removal and Installation".
3.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
4.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT FOR SHORT
1. Disconnect BCM harness connector and IPDM E/R harness connector.
2. Check continuity between push-button ignition switch harness connector and ground.
Is the inspection result normal? YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".
NO >> Repair harness or connector.
Component Inspection
1.CHECK PUSH-BUTTON IGNITION SWITCH
1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch harness connector.
3. Check continuity between push-button ignition switch terminals under the following conditions.
Is the inspection result normal? YES >> Inspection End.
NO >> Replace push-button ignition switch. Refer to SEC-410, "Removal and Installation".
B2555 stop lamp
Description
BCM detects the stop lamp status and confirms the stop lamp switch ON/OFF
status. BCM confirms the
engine start condition according to the stop lamp switch ON/OFF status.
DTC Logic
...
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 ...
Other materials:
B1145 – B1148 side curtain air bag
module RH
Description
DTC B1145 – B1148 RH SIDE CURTAIN AIR BAG MODULE
The RH side curtain air bag module is wired to the air bag diagnosis sensor
unit. The air bag diagnosis sensor
unit will monitor for opens and shorts in detected lines to the RH side curtain
air bag module.
PART LOCATION
Refer ...
P0128 thermostat function
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0128 is displayed with DTC P0300, P0301, P0302, P0303 or P0304, first
perform the trouble
diagnosis for DTC P0300, P0301, P0302, P0303, P0304. Refer to EC-271, "DTC
Logic".
Engine coolant temperature has not risen enough to open the t ...
Power window lock switch
Description
Ground circuit of main power window and door lock/unlock switch shuts off if
power window lock switch of
main power window and door lock/unlock switch is operated. This inhibits all
operation, except for the main
switch.
Component Function Check
1. CHECK POWER WINDOW LOCK SIGNA ...