fuel INFINITI QX56 2008 Factory User Guide

INFINITI QX56 2008 Factory User Guide QX56 2008 INFINITI INFINITI https://www.carmanualsonline.info/img/42/57030/w960_57030-0.png INFINITI QX56 2008 Factory User Guide

Page 1302 of 4083

INFINITI QX56 2008  Factory User Guide EC-3
C
DE
F
G H
I
J
K L
M
EC A
N
O P
Diagnosis Procedure  ...........................................
..
160
Component Inspection  ..........................................162
P0138, P0158 HO2S2  ...

Page 1303 of 4083

INFINITI QX56 2008  Factory User Guide EC-4
Component Inspection ...........................................241
P0448 EVAP CANISTER VENT CONTROL 
VALVE .............................................................
243
Component Description

Page 1305 of 4083

INFINITI QX56 2008  Factory User Guide EC-6
Component Description  .........................................359
On Board Diagnosis Logic  .....................................359
DTC Confirmation Procedure  ................................

Page 1306 of 4083

INFINITI QX56 2008  Factory User Guide EC-7
C
DE
F
G H
I
J
K L
M
EC A
N
O P
DTC Index  ...........................................................
..
462
Emission-related Diagnostic Information ...............466
SYMPTOM DIAGNOSIS  ..... .

Page 1307 of 4083

INFINITI QX56 2008  Factory User Guide EC-8
< BASIC INSPECTION >[VK56DE]
DIAGNOSIS AND REPAIR WORKFLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Trouble Diagnosis IntroductionINFOID:0000000001351337
INTRODUCTION
The engine has an ECM

Page 1309 of 4083

INFINITI QX56 2008  Factory User Guide EC-10
< BASIC INSPECTION >[VK56DE]
DIAGNOSIS AND REPAIR WORKFLOW
2.CHECK DTC*1
1. Check DTC*1 .
2. Perform the following procedure if DTC*
1  is displayed.
- Record DTC*
1  and freeze frame data*2 . (

Page 1311 of 4083

INFINITI QX56 2008  Factory User Guide EC-12
< BASIC INSPECTION >[VK56DE]
DIAGNOSIS AND REPAIR WORKFLOW
There are many operating conditions that lead to the malfunction of
engine components. A good grasp of such conditions can make trou-
b

Page 1321 of 4083

INFINITI QX56 2008  Factory User Guide EC-22
< FUNCTION DIAGNOSIS >[VK56DE]
ENGINE CONTROL SYSTEM
Engine Control Comp onent Parts Location
INFOID:0000000001351343
1. ECM 2. Battery current sensor 3. Power steering pressure sensor
4. Igniti

Page 1324 of 4083

INFINITI QX56 2008  Factory User Guide ENGINE CONTROL SYSTEMEC-25
< FUNCTION DIAGNOSIS > [VK56DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
1. EVAP canister purge volume control 
solenoid valve (view with engine 
cover removed) 2. EVAP service port

Page 1327 of 4083

INFINITI QX56 2008  Factory User Guide EC-28
< FUNCTION DIAGNOSIS >[VK56DE]
MULTIPORT FUEL INJECTION SYSTEM
MULTIPORT FUEL INJECTION SYSTEM
System DescriptionINFOID:0000000001351227
INPUT/OUTPUT SIGNAL CHART
*1: This sensor is not used to
Page:   < prev 1-10 11-20 21-30 31-40 41-50 51-60 ... 320 next >