Nissan Altima 2007-2012 Service Manual: Function diagnosis
- Audio system (coupe)
- Audio system (sedan)
- Hands free phone system (coupe)
- Hands free phone system (sedan)
- Diagnosis system (audio unit)
- Diagnosis system (bluetooth control unit)
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the enviro ...
Audio system (coupe)
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
• Audio unit
• BOSE speaker amp.
• Window antenna
• Steering wheel audio control ...
Other materials:
Ignition signal
Description
The ignition signal from the ECM is sent to and amplified by the power
transistor. The power transistor turns
ON and OFF the ignition coil primary circuit. This ON/OFF operation induces the
proper high voltage in the coil
secondary circuit.
Component Function Check
1.INSPECTION ...
P1554 battery current sensor
Description
The power generation voltage variable control enables fuel consumption to be
decreased by reducing the
engine load which is caused by the power generation of the generator. The
battery current sensor is installed
to the battery cable at the negative terminal. The sensor measures t ...
Additional service when replacing control unit
Description
When replacing ECM, this procedure must be performed.
Special Repair Requirement
1.PERFORM INITIALIZATION OF NATS SYSTEM AND REGISTRATION OF ALL NATS IGNITION
KEY IDS
Refer to SEC-15, "ECM RE-COMMUNICATING FUNCTION : Special Repair Requirement"
(Coupe) or SEC-
214, &qu ...