Nissan Altima 2007-2012 Service Manual: High-pressure flexible hose
Removal and Installation for High-Pressure Flexible Hose
QR25DE
Removal
1. Discharge the refrigerant. Refer to HA-32, "HFC-134a (R-134a) Service Procedure".
2. Reposition the power steering reservoir out of the way without disconnecting the hose.
3. Reposition the engine coolant reservoir out of the way without disconnecting the hose.
4. Remove the high-pressure flexible hose. Refer to HA-31, "Component".
CAUTION: Cap or wrap the joint of the hose with a suitable material such as vinyl tape to avoid the entry of contaminants.
Installation
Installation is in the reverse order of removal.
CAUTION: • Replace the O-ring of the high-pressure flexible hose with a new one, then apply A/C oil to it for installation.
• After charging the refrigerant, check for leaks. Refer to HA-25, "Checking of Refrigerant Leaks".
VQ35DE
Removal
1. Discharge the refrigerant. Refer to HA-32, "HFC-134a (R-134a) Service Procedure".
2. Remove the engine cooling fan and shroud assembly. Refer to CO-40, "Removal and Installation".
3. Reposition the power steering reservoir out of the way without disconnecting the hose.
4. Reposition the engine coolant reservoir out of the way without disconnecting the hose.
5. Remove the high-pressure flexible hose. Refer to HA-31, "Component".
CAUTION: Cap or wrap the joint of the hose with a suitable material such as vinyl tape to avoid the entry of contaminants.
Installation
Installation is in the reverse order of removal.
CAUTION: • Replace the O-ring of the high-pressure flexible hose with a new one, then apply A/C oil to it for installation.
• After charging the refrigerant, check for leaks. Refer to HA-25, "Checking of Refrigerant Leaks".
Low-pressure pipe
Removal and Installation for Low-Pressure Pipe
QR25DE
Removal
1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service
Procedure".
2. Remove the strut tower bar. Ref ...
High-pressure pipe
Removal and Installation for High-Pressure Pipe
QR25DE
Removal
1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service
Procedure".
2. Remove the strut tower bar. Re ...
Other materials:
ABS 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 ABS actuator and electric unit
(control unit) for damage, bend
and loose connection (unit ...
Satellite radio tuner
Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses are not blown.
Are the fuses OK?
YES >> GO TO 2
NO >> If fuse is blown, be sure to eliminate cause of malfunction before
installing new fuse.
2.POWER SUPPLY CIRCUIT CHECK
1. Turn ignition switch OFF.
2. ...
Fuel pump
Description
*: ECM determines the start signal status by the signals of engine speed and
battery voltage.
The ECM activates the fuel pump for several seconds after the ignition switch is
turned ON to improve engine
start ability. If the ECM receives a engine speed signal from the camshaf ...