Nissan Altima (L32) 2007-2012 Service Manual: Audio system
Audio unit
Symptom Table
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Other materials:
P0603 ECM Power supply
Description
Battery voltage is supplied to the ECM even when the ignition switch
is turned OFF for the ECM memory function of the DTC memory, the
air-fuel ratio feedback compensation value memory, the idle air volume
learning value memory, etc.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMAT ...
Mechanical system
Cross-Sectional View
1. Converter housing
2. Driven sprocket
3. Chain
4. Reverse brake
5. Oil pump
6. Forward clutch
7. Planetary carrier
8. Primary pulley
9. Sun gear
10. Steel belt
11. Side cover
12. Internal gear
13. Parking gear
14. Secondary pulley
15. Final gear
16. Differen ...
Sound signal circuit (coupe)
SATELLITE RADIO TUNER
Description
Left and right channel audio signals are supplied from the satellite radio
tuner to the audio unit through the
sound signal circuits.
Diagnosis Procedure
LEFT CHANNEL
1.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect satellite radio tuner (fac ...
