Nissan Altima 2007-2012 Service Manual: AV 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 AV control unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of AV control unit.
2. Check the resistance between the AV control unit harness connector terminals.
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the AV control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer to AV-315, "AV CONTROL UNIT : Diagnosis Procedure".
Is the inspection result normal? YES (Present error)>>Replace the AV control unit. Refer to AV-437, "Removal and Installation".
YES (Past error)>>Error was detected in the AV control unit branch line.
NO >> Repair the power supply and the ground circuit.
A-BAG branch line circuit
Diagnosis Procedure
1.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow".
Is the inspection result normal?
YES >> Replace t ...
BCM 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 ...
Other materials:
B2110 PNP/clutch interlock switch
Description
IPDM E/R confirms the shift position with the following signals.
• Park/neutral position (PNP) switch (CVT models)
• Clutch inter lock switch (M/T models)
• Shift position signal from BCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2110 is displayed with DTC U10 ...
P0112, p0113 iat sensor
Description
The intake air temperature sensor is built-into mass air flow sensor
(1). The sensor detects intake air temperature and transmits a signal
to the ECM.
The temperature sensing unit uses a thermistor which is sensitive to
the change in temperature. Electrical resistance of the therm ...
Cooling fan
Removal and Installation
1. Fan blade
2. Fan shroud and motor assembly
REMOVAL
1. Drain engine coolant from the radiator. Refer to CO-12, "Changing Engine
Coolant".
CAUTION:
Perform when engine is cold.
2. Remove air cleaner duct assembly. Refer to EM-25, "Removal and
In ...