Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Altima 2006-2009 Approved TB Nissan Altima 2007 Hybrid HAC
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VENTILATION, HEATER & AIR CONDITIONER
A
HEATER & AIR CONDITIONING CONTROL SYSTEM
SECTION HAC B
C
D
E
CONTENTS
AUTOMATIC AIR CONDITIONER ELECTRIC COMPRESSOR CONTROL SYS- F
TEM ................................................................... 34
BASIC INSPECTION ................................... 4
. Description ..............................................................34
.
G
DIAGNOSIS AND REPAIR WORKFLOW ......... 4
. HEATER PUMP CONTROL SYSTEM .............. 35
Work Flow ................................................................ 4
. Description ..............................................................35
.
INSPECTION AND ADJUSTMENT .................... 5
. COMPONENT DIAGNOSIS ........................ 36
. H
Description & Inspection .......................................... 5
.
B2578, B2579 IN-VEHICLE SENSOR .............. 36
FUNCTION DIAGNOSIS .............................. 9
. Description ..............................................................36
. HAC
DTC Logic ...............................................................37
.
AUTOMATIC AIR CONDITIONER SYSTEM ..... 9 Diagnosis Procedure ..............................................37 .
System Diagram ....................................................... 9
.
Component Inspection ............................................38 .
System Description .................................................. 9
. J
Component Part Location ...................................... 15
. B257B, B257C AMBIENT SENSOR ................. 39
Component Description .......................................... 17
. Description ..............................................................39
.
DTC Logic ...............................................................39
. K
CAN COMMUNICATION SYSTEM ...................19
. Diagnosis Procedure ..............................................40 .
System Description ................................................ 19
. Component Inspection ............................................41 .
DIAGNOSIS SYSTEM (AUTO AMP.) ...............20
. B2581, B2582 INTAKE SENSOR ..................... 42 L
CONSULT-III Function ........................................... 20
. Description ..............................................................42
.
DIAGNOSIS SYSTEM (BCM) ...........................25
. DTC Logic ...............................................................42
.
Diagnosis Procedure ..............................................42 . M
COMMON ITEM ........................................................ 25
. Component Inspection ............................................44 .
COMMON ITEM : CONSULT-III Function .............. 25 .
B2630, B2631 SUNLOAD SENSOR ................. 45
AIR CONDITIONER .................................................. 25
. Description ..............................................................45
. N
AIR CONDITIONER : CONSULT-III Function DTC Logic ...............................................................45
.
(BCM - AUTO AIR CONDITIONER) ...................... 25 . Diagnosis Procedure ..............................................46 .
Component Inspection ............................................47 . O
MODE DOOR CONTROL SYSTEM ..................26
.
Description ............................................................. 26
. B2632, B2633 AIR MIX DOOR MOTOR PBR
(DRIVER SIDE) ................................................. 49
AIR MIX DOOR CONTROL SYSTEM ...............28
. P
Description ..............................................................49
.
Description ............................................................. 28
.
DTC Logic ...............................................................49
.
INTAKE DOOR CONTROL SYSTEM ...............30
. Diagnosis Procedure ..............................................49 .
Description ............................................................. 30
. B2634, B2635 AIR MIX DOOR MOTOR PBR
BLOWER MOTOR CONTROL SYSTEM ..........32
. (PASSENGER SIDE) ........................................ 52
Description ............................................................. 32
. Description ..............................................................52
.
Revision: May 2007 HAC-1 2007 Altima Hybrid
DTC Logic .............................................................. 52
. U1000 CAN COMM CIRCUIT ........................... 81
.
Diagnosis Procedure ............................................. 52 . Description ............................................................. 81
.
DTC Logic .............................................................. 81
.
B2636, B2637, B2638, B2639, B2654, B2655 Diagnosis Procedure .............................................. 81 .
MODE DOOR MOTOR ..................................... 55
.
Description ............................................................. 55
. U1010 CONTROL UNIT (CAN) ........................ 82
.
DTC Logic .............................................................. 55
. Description ............................................................. 82
.
Diagnosis Procedure ............................................. 55 . DTC Logic .............................................................. 82
.
Diagnosis Procedure .............................................. 82 .
B263D B263E, B263F, B2656 INTAKE DOOR
MOTOR ............................................................. 58
. BLOWER MOTOR ............................................ 83
.
Description ............................................................. 58
. Description ............................................................. 83
.
DTC Logic .............................................................. 58
. Component Function Check ................................. 83 .
Diagnosis Procedure ............................................. 58 . Diagnosis Procedure .............................................. 83 .
Component Inspection ........................................... 85 .
B2640, B2641, B2642 ELECTRIC COMPRES-
SOR ................................................................... 61
. HEATER PUMP ................................................ 86
.
Description ............................................................. 61
. Description ............................................................. 86
.
DTC Logic .............................................................. 61
. Component Function Check ................................. 86 .
Diagnosis Procedure ............................................. 61 . Diagnosis Procedure .............................................. 86 .
B2643, B2644 ELECTRIC COMPRESSOR ..... 64
. POWER SUPPLY AND GROUND CIRCUIT
Description ............................................................. 64
. FOR AUTO AMP. ............................................. 88
.
DTC Logic .............................................................. 64
. Description ............................................................. 88
.
Diagnosis Procedure ............................................. 64 . Component Function Check .................................. 88 .
Diagnosis Procedure .............................................. 88 .
B2645, B2653 ELECTRIC COMPRESSOR ..... 65
.
Description ............................................................. 65
. ELECTRIC COMPRESSOR ............................. 90
.
DTC Logic .............................................................. 65
. Description ............................................................. 90
.
Diagnosis Procedure ............................................. 65 . Component Function Check .................................. 91 .
Diagnosis Procedure .............................................. 92 .
B2646, B2647, B2648, B2649, B264A, Component Inspection ........................................... 92 .
B264C, B264D ELECTRIC COMPRESSOR .... 66
.
Description ............................................................. 66
. ECU DIAGNOSIS ....................................... 93
DTC Logic .............................................................. 66
.
Diagnosis Procedure ............................................. 66 . ECM .................................................................. 93
.
Reference Value .................................................... 93
.
B264E ELECTRIC COMPRESSOR ................. 68
.
Description ............................................................. 68
. HV ECU ............................................................ 104
.
DTC Logic .............................................................. 68
. Reference Value .................................................. 104
.
Diagnosis Procedure ............................................. 68 . BCM (BODY CONTROL MODULE) ................ 113
.
B264F ELECTRIC COMPRESSOR .................. 69
. Reference Value .................................................. 113
.
Description ............................................................. 69
. Terminal Layout ................................................... 117
.
DTC Logic .............................................................. 69
. Physical Values .................................................... 118
.
Diagnosis Procedure ............................................. 69 . AUTO AMP. ..................................................... 136
.
B2651, B2652 ELECTRIC COMPRESSOR ..... 71
. Reference Value .................................................. 136
.
Description ............................................................. 71
. Wiring Diagram -- AIR CONDITIONER CON-
DTC Logic .............................................................. 71
. TROL SYSTEM -- ............................................... 140 .
Diagnosis Procedure ............................................. 71 . DTC Index ........................................................... 149
.
P0AA6-611 ELECTRIC COMPRESSOR .......... 73
. SYMPTOM DIAGNOSIS ........................... 152
Description ............................................................. 73
.
AIR CONDITIONER CONTROL ...................... 152
.
DTC Logic .............................................................. 73
.
Diagnosis Chart By Symptom .............................. 152
.
Diagnosis Procedure ............................................. 73 .
INSUFFICIENT COOLING ............................... 153
.
U0424 ELECTRIC COMPRESSOR .................. 76
.
Description ........................................................... 153
.
Description ............................................................. 76
.
Inspection procedure ........................................... 153 .
DTC Logic .............................................................. 76
.
Diagnosis Procedure ............................................. 76 . INSUFFICIENT HEATING ............................... 154
.
Revision: May 2007 HAC-2 2007 Altima Hybrid
Description ........................................................... 154
. Precaution for Supplemental Restraint System
Inspection procedure ............................................ 154. (SRS) "AIR BAG" and "SEAT BELT PRE-TEN- A
SIONER" .............................................................. 158
.
NOISE .............................................................. 156
. Precautions For High-Voltage System ................. 158 .
Description ........................................................... 156
. Precaution for Procedure without Cowl Top Cover 158 ..
Inspection procedure ............................................ 156. B
Precaution for Working with HFC-134a (R-134a) .. 158
Contaminated Refrigerant .................................... 159 .
MEMORY FUNCTION DOES NOT OPERATE 157
..
General Refrigerant Precaution ............................ 159 .
Description ........................................................... 157
. C
Precaution for Leak Detection Dye ....................... 159 .
Inspection procedure ............................................ 157.
A/C Identification Label ......................................... 159
.
PRECAUTION ........................................... 158
. Precaution for Refrigerant Connection ................. 159 .
Precaution for Service of Electric Compressor ..... 163 . D
PRECAUTIONS ............................................... 158
. Precaution for Service Equipment ........................ 163 .
E
F
G
H
HAC
J
K
L
M
N
O
P
Revision: May 2007 HAC-3 2007 Altima Hybrid
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION > [AUTOMATIC AIR CONDITIONER]
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow INFOID:0000000001504797
DETAILED FLOW
1.LISTEN TO CUSTOMER COMPLAINT
Listen to customer complaint. (Get detailed information about the conditions and environment when the symp-
tom occurs.)
>> GO TO 2.
2.CHECK DTC
1. Check DTC.
2. Perform the following procedure if DTC is displayed.
- Record DTC and freeze frame data. (Print them out with CONSULT-III.)
- Erase DTC. (Refer to EC-86, "Diagnosis Description".)
- Study the relationship between the cause detected by DTC and the symptom described by the customer.
(Symptom Table is useful. Refer to HAC-152, "Diagnosis Chart By Symptom".)
3. Check related service bulletins for information.
NOTE:
Freeze frame data is useful if the DTC is not detected.
Is any DTC detected?
YES >> GO TO 3.
NO >> GO TO 4.
3.PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC CONFIRMATION PROCEDURE for the displayed DTC, and then make sure that DTC is
detected again. (Refer to HAC-149, "DTC Index" below).
>> GO TO 6.
4.VERIFY THE SYMPTOM WITH OPERATIONAL CHECK
Verify the symptom with Operational Check. Refer to HAC-5, "Description & Inspection".
>> GO TO 5.
5.GO TO APPROPRIATE TROUBLE DIAGNOSIS
Go to appropriate trouble diagnosis (Refer to HAC-152, "Diagnosis Chart By Symptom" below).
>> GO TO 6.
6.REPAIR OR REPLACE
Repair or replace the specific parts
>> GO TO 7.
7.FINAL CHECK
Final check.
Is the inspection result normal?
YES >> CHECK OUT
NO >> GO TO 2.
Revision: May 2007 HAC-4 2007 Altima Hybrid
INSPECTION AND ADJUSTMENT
< BASIC INSPECTION > [AUTOMATIC AIR CONDITIONER]
INSPECTION AND ADJUSTMENT
A
Description & Inspection INFOID:0000000001504798
DESCRIPTION B
The purpose of the operational check is to check if the individual system operates properly.
Conditions : After READY C
INSPECTION PROCEDURE
Memory Function D
1. Turn temperature control dial (driver side) clockwise until 32◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo