Nissan Altima 2007-2012 Service Manual: Function diagnosis
INTERIOR ROOM LAMP CONTROL SYSTEM
System Diagram
System Description
OUTLINE
• Interior room lamps* are controlled by interior room lamp timer control function of BCM.
*:Front room/map lamps and personal lamps (when lamp switch is in DOOR position).
• Trunk room lamp is controlled by trunk room lamp control function of BCM.
• Step lamps are controlled by step lamp control function of BCM.
ILLUMINATION
Wiring Diagram - Coupe
Wiring Diagram - Sedan
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Find out what the customer's concerns are.
>> GO TO 2
2.SYMPTOM CHECK
Verify the sy ...
ECU diagnosis
BCM (BODY CONTROL MODULE)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
Terminal Layout
Physical Values
1: Sedan only
2: With LH front window anti ...
Other materials:
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
>> GO TO 2
2.CHECK DTC WITH BCM AND IPDM E/R
1. Check “Self Diagno ...
P1572 ASCD Brake switch
Description
When the brake pedal is depressed, ASCD brake switch is turned OFF and stop
lamp switch is turned ON.
ECM detects the state of the brake pedal by those two types of input (ON/OFF
signal).
Refer to EC-1090, "System Diagram" for the ASCD function.
DTC Logic
DTC DETEC ...
Fuel efficient driving tips
Follow these easy-to-use Fuel Efficient Driving
Tips to help you achieve the most fuel economy
from your vehicle.
1. Use Smooth Accelerator and Brake
Pedal Application
● Avoid rapid starts and stops
● Use smooth, gentle accelerator and
brake application whenever possible
● ...
