Nissan Altima 2007-2012 Service Manual: Evaporator
Removal and Installation
COMPONENTS
1. Heater and cooling unit case
2. Evaporator
3. Intake sensor
4. In-cabin microfilter
5. Evaporator cover
6. Heater and cooling unit foot duct RH
7. Blower unit
REMOVAL
1. Remove the heater and cooling unit assembly. Refer to HA-32, "HFC-134a (R-134a) Service Procedure".
2. Remove the expansion valve.
CAUTION: Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air. 3. Remove the blower unit. Refer to VTL-14, "Removal and Installation".
4. Remove the heater and cooling unit foot duct RH.
5. Remove the air mix door motor RH.
6. Remove the evaporator cover.
7. Remove the evaporator.
• Remove the intake sensor.
CAUTION: Mark the mounting position of the intake sensor.
INSTALLATION
Installation is in the reverse order of removal.
Expansion valve mounting bolts : 2.9 - 5.0 N·m (0.29 - 0.51 kg-m, 26 - 44 in-lb)
CAUTION: • Replace the O-rings with new ones, then apply compressor oil to them when installing them.
Air mix door motor
Removal and Installation
AIR MIX DOOR MOTOR - LH
Removal
1. Remove the instrument lower cover LH. Refer to IP-12, "Removal and
Installation".
2. Remove the center console side finis ...
Heater core
Removal and Installation
COMPONENTS
1. Heater grommet
2. Heater pipe support
3. Heater and cooling unit foot duct LH
4. Heater core
5. Heater and cooling unit case
REMOVAL
1. Remove the he ...
Other materials:
IPDM E/R (Intelligent power distribution module engine room)
Diagnosis Procedure
1. CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible link are not blown.
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the affected
circuit.
NO >> GO TO 2
2. CHECK POWER SUPPLY CIRCUIT
...
Blower motor
Description
SYSTEM DESCRIPTION
Component Parts
Fan speed control system components are:
• Front air control
• A/C LAN system (PBR built-in mode door motor, air mix door motor and intake
door motor)
System Operation
Component Function Check
INSPECTION FLOW
1. CONFIRM SYMPTOM BY PERF ...
Symptom diagnosis
SQUEAK AND RATTLE TROUBLE DIAGNOSES
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
customer ...