Nissan Altima 2007-2012 Service Manual: Low-pressure flexible hose
Removal and Installation for Low-Pressure Flexible Hose
QR25DE
Removal
1. Discharge the refrigerant. Refer to HA-32, "HFC-134a (R-134a) Service Procedure".
2. Remove the low-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 on the low-pressure flexible hose with a new one, then apply A/C oil to it for installation.
• After recharging 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. Remove the low-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 on the low-pressure flexible hose with a new one, then apply A/C oil to it for installation.
• After recharging the refrigerant, check for leaks. Refer to HA-25, "Checking of Refrigerant Leaks".
Compressor
Removal and Installation for Compressor -
QR25DE Models
REMOVAL
1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service
Procedure".
2. Remove the drive belt. Refer ...
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 ...
Other materials:
P1778 step motor - function
Description
• The step motor's 4 aspects of ON/OFF change according to the signal from
TCM. As a result, the flow of line
pressure to primary pulley is changed and pulley ratio is controlled.
• This diagnosis item is detected when electrical system is OK, but mechanical
system is NG.
...
Engine control system
System Diagram
System Description
ECM performs various controls such as fuel injection control and ignition
timing control.
Component Parts Location
1. Intake valve timing control solenoid
valve
2. Ignition coil (with power transistor)
and spark plug
3. Knock sensor,
Crankshaft posi ...
Booster seats
Precautions on booster seats
WARNING
If a booster seat and seat belt are not used
properly, the risk of a child being injured in
a sudden stop or collision greatly
increases:
– Make sure the shoulder portion of
the belt is away from the child’s face
and neck and the lap portion of the
b ...