Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Armada 2004-2009 Approved Nissan Armada 2009 SCS
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SUSPENSION
A
SUSPENSION CONTROL SYSTEM
SECTION SCS B
C
D
SCS
CONTENTS
BASIC INSPECTION ................................... 3
. Description ..............................................................13
. F
DTC Logic ...............................................................13
.
DIAGNOSIS AND REPAIR WORKFLOW ......... 3
. Diagnosis Procedure .............................................13 .
Work Flow ................................................................ 3
. G
C1806 VEHICLE HEIGHT SENSOR LOCK-
FUNCTION DIAGNOSIS .............................. 5
. ING MALFUNCTION ......................................... 14
Description ..............................................................14
.
SUSPENSION CONTROL SYSTEM .................. 5
. DTC Logic ...............................................................14
. H
System Diagram ....................................................... 5
. Diagnosis Procedure ..............................................14 .
System Description .................................................. 5
.
Component Parts Location ....................................... 6
. C1807 SENSOR 5V MALFUNCTION ............... 15 I
Component Description ............................................ 6
. Description ..............................................................15
.
DTC Logic ...............................................................15
.
DIAGNOSIS SYSTEM (SUSPENSION CON- Diagnosis Procedure .............................................15 .
TROL UNIT) ........................................................ 7
. J
CONSULT-III Function ............................................. 7
. C1808 INTEGRAL TIME MALFUNCTION
SUPPLYING AIR ............................................... 16
COMPONENT DIAGNOSIS ......................... 9
. Description ..............................................................16
. K
DTC Logic ...............................................................16
.
C1801 VEHICLE HEIGHT SENSOR .................. 9
.
Diagnosis Procedure .............................................16 .
Description ............................................................... 9
.
DTC Logic ................................................................ 9
. L
POWER SUPPLY AND GROUND CIRCUIT .... 17
Diagnosis Procedure ............................................... 9.
SUSPENSION CONTROL UNIT ...............................17 .
C1802 COMPRESSOR RELAY ........................10
. SUSPENSION CONTROL UNIT : Diagnosis Pro- M
Description ............................................................. 10
. cedure .....................................................................17
.
DTC Logic .............................................................. 10
.
Diagnosis Procedure ............................................. 10 . SUSPENSION AIR COMPRESSOR .........................17 .
SUSPENSION AIR COMPRESSOR : Diagnosis N
C1803 EXHAUST SOLENOID ..........................11
. Procedure ...............................................................17
.
Description ............................................................. 11
.
DTC Logic .............................................................. 11
. HEIGHT SENSOR .....................................................18
.
O
Diagnosis Procedure ............................................. 11 . HEIGHT SENSOR : Diagnosis Procedure .............18 .
C1804 HEIGHT ADJUSTING MALFUNCTION COMPRESSOR MOTOR RELAY ..................... 20
(COMPRESSOR) ...............................................12
. Description ..............................................................20
. P
Description ............................................................. 12
. Component Function Check ...................................20 .
DTC Logic .............................................................. 12
. Diagnosis Procedure ..............................................20 .
Diagnosis Procedure ............................................. 12 . HEIGHT SENSOR SIGNAL CIRCUIT ............... 22
C1805 HEIGHT ADJUSTING MALFUNCTION Description ..............................................................22
.
(EXH SOLENOID) .............................................13
. Component Function Check ...................................22 .
Diagnosis Procedure ..............................................22 .
Revision: October 2008 SCS-1 2009 Armada
EXHAUST VALVE SOLENOID CIRCUIT ......... 23
. SUSPENSION CONTROL SYSTEM INOPER-
Description ............................................................. 23
. ATIVE ................................................................ 36
.
Component Function Check .................................. 23 . Description ............................................................. 36
.
Diagnosis Procedure ............................................. 23 . Diagnosis Procedure .............................................. 36 .
CK SUSP WARNING INDICATOR CONTROL SUSPENSION CONTROL SYSTEM DOES
CIRCUIT ............................................................ 25
. NOT RAISE ....................................................... 37
.
Description ............................................................. 25
. Description ............................................................. 37
.
Component Function Check .................................. 25 . Diagnosis Procedure .............................................. 37 .
Diagnosis Procedure ............................................. 25 .
SUSPENSION CONTROL SYSTEM DOES
ECU DIAGNOSIS ....................................... 27
. NOT LOWER .................................................... 38
.
Description ............................................................. 38
.
SUSPENSION CONTROL UNIT ....................... 27
. Diagnosis Procedure .............................................. 38 .
Reference Value .................................................... 27
.
Wiring Diagram ...................................................... 28
. PRECAUTION ............................................ 39
DTC Index ............................................................. 33
.
PRECAUTIONS ................................................ 39
.
SYMPTOM DIAGNOSIS ............................ 35
. Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SUSPENSION CONTROL SYSTEM ................ 35
. SIONER" ................................................................ 39
.
Symptom Table ..................................................... 35
. Precaution for Rear Suspension ............................ 39 .
Revision: October 2008 SCS-2 2009 Armada
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION >
BASIC INSPECTION A
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow INFOID:0000000003710235
B
OVERALL SEQUENCE
C
D
SCS
F
G
H
I
J
K
L
M
N
O
P
ALEIA0041GB
DETAILED FLOW
Revision: October 2008 SCS-3 2009 Armada
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION >
1.INTERVIEW FOR MALFUNCTION
Interview the customer about the symptom.
>> GO TO 2.
2.SYMPTOM CHECK
Verify the symptom from the customer's information.
>> GO TO 3.
3.BASIC INSPECTION
Check the operation of each part. Check that no symptoms occur other than those specified by the customer.
>> GO TO 4.
4.SELF-DIAGNOSIS WITH CONSULT-III
Perform the self diagnosis with CONSULT-III. Check that any DTC is detected.
Is any DTC detected?
YES >> GO TO 5.
NO >> GO TO 6.
5.TROUBLE DIAGNOSIS BY DTC
Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part.
>> GO TO 7.
6.SYMPTOM DIAGNOSIS
Perform the symptom diagnosis. Specify the malfunctioning part.
>> GO TO 7.
7.MALFUNCTIONING PART REPAIR
Repair or replace the malfunctioning part.
>> GO TO 8.
8.REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT-III)
Perform the self diagnosis with CONSULT-III. Verfied that no DTCs are detected. Erase all DTCs detected
prior to the repair. Verify that DTC is not detected again.
Is any DTC detected?
YES >> GO TO 5.
NO >> GO TO 9.
9.REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Does it operate normally?
YES >> Inspection End.
NO >> GO TO 3.
Revision: October 2008 SCS-4 2009 Armada
SUSPENSION CONTROL SYSTEM
< FUNCTION DIAGNOSIS >
FUNCTION DIAGNOSIS A
SUSPENSION CONTROL SYSTEM
System Diagram INFOID:0000000003710236
B
C
D
SCS
F
G
ALEIA0042GB
System Description INFOID:0000000003710237 H
SUSPENSION CONTROL SYSTEM
The suspension control system consists of the following components I
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