Nissan Altima (L32) 2007-2012 Service Manual: Key slot illumination
Description
Blinks when Intelligent Key insertion is required.
Component Function Check
Check key slot illumination (“KEY SLOT ILLUMI”) Active Test mode.
Is the inspection result normal? YES >> Key slot function is OK.
NO >> Refer to SEC-114, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK KEY SLOT ILLUMINATION OUTPUT SIGNAL
Check voltage between key slot connector and ground.
Is the
Is the inspection result normal? YES >> GO TO 6
NO >> GO TO 2
2.CHECK KEY SLOT POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect key slot connector.
3. Check voltage between slot connector and ground.
Is the inspection result normal? YES >> GO TO 3
NO >> Repair or replace key slot power supply circuit.
3.CHECK KEY SLOT GROUND CIRCUIT
Check continuity between key slot connector and ground.
Is the inspection result normal? YES >> GO TO 4
NO >> Repair or replace key slot ground circuit.
4.CHECK KEY SLOT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and key slot connector.
3. Check continuity between BCM connector and key slot connector.
4. Check continuity between BCM connector and ground.
Is the inspection result normal? YES >> GO TO 5
NO >> Repair or replace harness between BCM and key slot.
5.CHECK KEY SLOT
Refer to DLK-83, "Component Inspection".
Is the inspection result normal? YES >> GO TO 6
NO >> Replace key slot. Refer to SEC-207, "Removal and Installation".
6.CHECK INTERMITTENT IN
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
Key slot
Diagnosis Procedure
1.CHECK KEY SLOT POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect key slot connector.
3. Check voltage between slot connector and ground.
Is the inspect ...
Key cylinder switch
Description
For vehicles equipped with LH and RH anti-pinch system, the main power window
and door lock/unlock switch
detects condition of the door key cylinder switch and transmits to BCM as the ...
Other materials:
P0043, P0044 HO2S3 heater
Description
SYSTEM DESCRIPTION
The ECM performs ON/OFF control of the heated oxygen sensor 3 heater
corresponding to the engine speed,
amount of intake air and engine coolant temperature.
OPERATION
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC C ...
P1778 step motor - function
Description
• The step motor's 4 aspects of ON/OFF change according to the signal from
TCM. As a result, the flow of line
pressure to primary pulley is changed and pulley ratio is controlled.
• This diagnosis item is detected when electrical system is OK, but mechanical
system is NG.
...
P2100, P2103 throttle control motor
relay
Description
Power supply for the throttle control motor is provided to the ECM via
throttle control motor relay. The throttle
control motor relay is ON/OFF controlled by the ECM. When the ignition switch is
turned ON, the ECM sends
an ON signal to throttle control motor relay and battery vol ...
