Nissan Altima (L32) 2007-2012 Service Manual: Symptom diagnosis
Bluetooth control unit
Reference Value TERMINAL LAYOUT PHYSICAL VALUES ...Audio system (coupe)
Symptom Table AUDIO SYSTEM CD SATELLITE RADIO HANDS-FREE PHONE ...Other materials:
Door key cylinder switch
Description
Main power window and door lock/unlock switch detects condition of the door
key cylinder and transmits to
BCM as the LOCK or UNLOCK signals.
Component Function Check
1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
Check (“KEY CYL LK-SW”, “KEY CYL UN-SW”) in “DATA MONITOR ...
P0442 Evap control system
DTC Logic
DTC DETECTION LOGIC
This diagnosis detects leakage in the EVAP purge line using engine intake
manifold vacuum.
If pressure does not increase, the ECM will check for leakage in the line
between the fuel tank and EVAP canister
purge volume control solenoid valve, under the followin ...
DLC branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the data link connector for damage,
bend and loose connection
(connector side and harness side) ...