Nissan Altima 2007-2012 Service Manual: Key slot
Diagnosis Procedure
1.CHECK KEY SLOT POWER SUPPLY CIRCUI
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 2
NO >> Repair or replace key slot power supply circuit.
2.CHECK KEY SLOT GROUND CIRCUIT
Check continuity between key slot connector and ground.
Is the inspection result normal? YES >> GO TO 3
NO >> Repair or replace key slot ground circuit.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
IPDM E/R (Intelligent power distribution module engine room)
Diagnosis Procedure
1. CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible link are not blown.
Is the fuse blown?
YES >> Replace the blown fuse or fusible ...
Key slot illumination
Description
Blinks when keyfob insertion is required.
Component Function Check
1.CHECK FUNCTION
Check key slot illumination (“KEY SLOT ILLUMI”) Active Test mode.
Is the inspection resul ...
Other materials:
Vehicle speed signal circuit
Description
• Combination meter sends vehicle speed signal to power steering control
unit.
Diagnosis Procedure
1.PERFORM COMBINATION METER SELF-DIAGNOSIS
Perform combination meter self-diagnosis.
Is any error system detected?
YES >> Check the error system.
NO >> GO TO 2.
...
U1000 CAn comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, and ...
Auto light system
System Diagram
System Description
• BCM (Body Control Module) controls auto light operation according to
signals from optical sensor, lighting
switch and ignition switch.
• IPDM E/R (Intelligent Power Distribution Module Engine Room) operates parking,
license plate, tail, front fog ...