Infiniti G37 Coupe. Manual — part 958

    PCS

    PCS-1

    ELECTRICAL & POWER CONTROL

    C

    D

    E

    F

    G

    H

    I

    J

    K

    L

    B

    SECTION

    PCS

    A

    O

    P

    N

    CONTENTS

    POWER CONTROL SYSTEM

    IPDM E/R

    FUNCTION DIAGNOSIS . . . . . . . ...

    4

    RELAY CONTROL SYSTEM . . . . . . . ..

    4

    System Diagram . . . . . . . . . . . . . ....

    4

    System Description . . . . . . . . . . . . ...

    4

    Component Parts Location . . . . . . . . . ....

    5

    POWER CONTROL SYSTEM . . . . . . . .

    7

    System Diagram . . . . . . . . . . . . . ....

    7

    System Description . . . . . . . . . . . . ...

    7

    Component Parts Location . . . . . . . . . ....

    7

    SIGNAL BUFFER SYSTEM . . . . . . . .

    8

    System Diagram . . . . . . . . . . . . . ....

    8

    System Description . . . . . . . . . . . . ...

    8

    Component Parts Location . . . . . . . . . ....

    8

    POWER CONSUMPTION CONTROL SYS-
    TEM . . . . . . . . . . . . . . . . . .

    9

    System Diagram . . . . . . . . . . . . . ....

    9

    System Description . . . . . . . . . . . . ...

    9

    Component Parts Location . . . . . . . . . ..

    10

    DIAGNOSIS SYSTEM (IPDM E/R) . . . . . .

    11

    Diagnosis Description . . . . . . . . . . . .

    11

    CONSULT-III Function (IPDM E/R) . . . . . . .

    13

    COMPONENT DIAGNOSIS . . . . . . .

    16

    U1000 CAN COMM CIRCUIT . . . . . . . .

    16

    Description . . . . . . . . . . . . . . . ..

    16

    DTC Logic . . . . . . . . . . . . . . . ...

    16

    Diagnosis Procedure . . . . . . . . . . . ...

    16

    B2098 IGNITION RELAY ON STUCK . . . ...

    17

    Description . . . . . . . . . . . . . . . ..

    17

    DTC Logic . . . . . . . . . . . . . . . ...

    17

    Diagnosis Procedure . . . . . . . . . . . ...

    17

    B2099 IGNITION RELAY OFF STUCK . . . ..

    18

    Description . . . . . . . . . . . . . . . ...

    18

    DTC Logic . . . . . . . . . . . . . . . .

    18

    Diagnosis Procedure . . . . . . . . . . . ...

    18

    POWER SUPPLY AND GROUND CIRCUIT .

    19

    Diagnosis Procedure . . . . . . . . . . . ...

    19

    ECU DIAGNOSIS . . . . . . . . . . .

    20

    IPDM E/R (INTELLIGENT POWER DISTRI-
    BUTION MODULE ENGINE ROOM) . . . .

    20

    Reference Value . . . . . . . . . . . . . ..

    20

    Wiring Diagram - IPDM E/R - . . . . . . . . ..

    27

    Fail Safe . . . . . . . . . . . . . . . . ..

    30

    DTC Index . . . . . . . . . . . . . . . ...

    32

    PRECAUTION . . . . . . . . . . . ..

    33

    PRECAUTIONS . . . . . . . . . . . . .

    33

    Precaution for Procedure without Cowl Top Cover .

    33

    Precaution for Battery Service . . . . . . . . .

    33

    ON-VEHICLE REPAIR . . . . . . . . .

    34

    IPDM E/R (INTELLIGENT POWER DISTRI-
    BUTION MODULE ENGINE ROOM) . . . .

    34

    Exploded View . . . . . . . . . . . . . . .

    34

    Removal and Installation . . . . . . . . . . .

    34

    POWER DISTRIBUTION SYSTEM

    BASIC INSPECTION . . . . . . . . ...

    36

    DIAGNOSIS AND REPAIR WORKFLOW . .

    36

    Work Flow . . . . . . . . . . . . . . . .

    36

    FUNCTION DIAGNOSIS . . . . . . . ..

    39

    POWER DISTRIBUTION SYSTEM . . . . ...

    39

    System Description . . . . . . . . . . . . ..

    39

    Component Parts Location . . . . . . . . . ..

    41

    Component Description . . . . . . . . . . ..

    42

    DIAGNOSIS SYSTEM (BCM) . . . . . . ...

    43

    PCS-2

    COMMON ITEM . . . . . . . . . . . . . ....

    43

    COMMON ITEM : CONSULT-III Function (BCM -
    COMMON ITEM) . . . . . . . . . . . . ...    .

    43

    INTELLIGENT KEY . . . . . . . . . . . . ...

    44

    INTELLIGENT KEY : CONSULT-III Function
    (BCM - INTELLIGENT KEY) . . . . . . . . ..    .

    44

    COMPONENT DIAGNOSIS . . . . . .

    48

    U1000 CAN COMM CIRCUIT . . . . . . .

    48

    Description . . . . . . . . . . . . . . . ..

    48

    DTC Logic . . . . . . . . . . . . . . . ...

    48

    Diagnosis Procedure . . . . . . . . . . . ..

    48

    U1010 CONTROL UNIT (CAN) . . . . . . .

    49

    DTC Logic . . . . . . . . . . . . . . . ...

    49

    Diagnosis Procedure . . . . . . . . . . . ..

    49

    Special Repair Requirement . . . . . . . . ...

    49

    B2553 IGNITION RELAY . . . . . . . . ...

    50

    Description . . . . . . . . . . . . . . . ..

    50

    DTC Logic . . . . . . . . . . . . . . . ...

    50

    Diagnosis Procedure . . . . . . . . . . . ..

    50

    B260A IGNITION RELAY . . . . . . . . ..

    52

    Description . . . . . . . . . . . . . . . ..

    52

    DTC Logic . . . . . . . . . . . . . . . ...

    52

    Diagnosis Procedure . . . . . . . . . . . ..

    52

    B2611 ACC RELAY . . . . . . . . . . ...

    54

    Description . . . . . . . . . . . . . . . ..

    54

    DTC Logic . . . . . . . . . . . . . . . ...

    54

    Diagnosis Procedure . . . . . . . . . . . ..

    55

    B2614 ACC RELAY CIRCUIT . . . . . . ...

    57

    Description . . . . . . . . . . . . . . . ..

    57

    DTC Logic . . . . . . . . . . . . . . . ...

    57

    Diagnosis Procedure . . . . . . . . . . . ..

    57

    Component Inspection (Accessory Relay) . . . .

    58

    B2615 BLOWER RELAY CIRCUIT . . . . ...

    60

    Description . . . . . . . . . . . . . . . ..

    60

    DTC Logic . . . . . . . . . . . . . . . ...

    60

    Diagnosis Procedure . . . . . . . . . . . ..

    60

    Component Inspection (Blower Relay) . . . . ...

    61

    B2616 IGNITION RELAY CIRCUIT . . . . ...

    63

    Description . . . . . . . . . . . . . . . ..

    63

    DTC Logic . . . . . . . . . . . . . . . ...

    63

    Diagnosis Procedure . . . . . . . . . . . ..

    63

    Component Inspection (Ignition Relay) . . . . ..

    64

    B2618 BCM . . . . . . . . . . . . . .

    66

    Description . . . . . . . . . . . . . . . ..

    66

    DTC Logic . . . . . . . . . . . . . . . ...

    66

    Diagnosis Procedure . . . . . . . . . . . ..

    66

    B261A PUSH-BUTTON IGNITION SWITCH . .

    67

    Description . . . . . . . . . . . . . . . ..

    67

    DTC Logic . . . . . . . . . . . . . . . ...

    67

    Diagnosis Procedure . . . . . . . . . . . ..

    67

    POWER SUPPLY AND GROUND CIRCUIT . .

    69

    BCM . . . . . . . . . . . . . . . . . . ...

    69

    BCM : Diagnosis Procedure . . . . . . . . .

    69

    IPDM E/R (INTELLIGENT POWER DISTRIBU-
    TION MODULE ENGINE ROOM) . . . . . . . ..

    69

    IPDM E/R (INTELLIGENT POWER DISTRIBU-
    TION MODULE ENGINE ROOM) : Diagnosis Pro-
    cedure . . . . . . . . . . . . . . . . . .

    69

    PUSH-BUTTON IGNITION SWITCH . . . . .

    71

    Description . . . . . . . . . . . . . . . ..

    71

    Component Function Check . . . . . . . . ..

    71

    Diagnosis Procedure . . . . . . . . . . . ...

    71

    Component Inspection . . . . . . . . . . .

    72

    PUSH-BUTTON IGNITION SWITCH POSI-
    TION INDICATOR . . . . . . . . . . . ..

    73

    Description . . . . . . . . . . . . . . . ..

    73

    Component Function Check . . . . . . . . ..

    73

    Diagnosis Procedure . . . . . . . . . . . ...

    73

    Component Inspection . . . . . . . . . . .

    74

    ECU DIAGNOSIS . . . . . . . . . ...

    75

    BCM (BODY CONTROL MODULE) . . . . ..

    75

    Reference Value . . . . . . . . . . . . . .

    75

    Wiring Diagram - PDS (POWER DISTRIBUTION
    SYSTEM) - . . . . . . . . . . . . . . . ..

    98

    Fail Safe . . . . . . . . . . . . . . . ...

    103

    DTC Inspection Priority Chart . . . . . . . .

    105

    DTC Index . . . . . . . . . . . . . . .

    107

    IPDM E/R (INTELLIGENT POWER DISTRI-
    BUTION MODULE ENGINE ROOM) . . . .

    109

    Reference Value . . . . . . . . . . . . ...

    109

    Wiring Diagram - PDS (POWER DISTRIBUTION
    SYSTEM) - . . . . . . . . . . . . . . .

    116

    Fail Safe . . . . . . . . . . . . . . . ...

    121

    DTC Index . . . . . . . . . . . . . . .

    123

    PRECAUTION . . . . . . . . . . ...

    124

    PRECAUTIONS . . . . . . . . . . . .

    124

    Precaution for Supplemental Restraint System
    (SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
    SIONER" . . . . . . . . . . . . . . . ...

    124

    Precaution Necessary for Steering Wheel Rota-
    tion after Battery Disconnect . . . . . . . . .

    124

    SYMPTOM DIAGNOSIS . . . . . . ...

    125

    POWER DISTRIBUTION SYSTEM . . . . ..

    125

    Symptom Table . . . . . . . . . . . . . .

    125

    PUSH-BUTTON IGNITION SWITCH DOES
    NOT OPERATE . . . . . . . . . . . .

    127

    Description . . . . . . . . . . . . . . .

    127

    Diagnosis Procedure . . . . . . . . . . . .

    127

    PCS-4

    < FUNCTION DIAGNOSIS >

    [IPDM E/R]

    RELAY CONTROL SYSTEM

    FUNCTION DIAGNOSIS

    RELAY CONTROL SYSTEM

    System Diagram

    INFOID:0000000001605854

    System Description

    INFOID:0000000001605855

    IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input sig-
    nals from various sensors and the request signals received from control units via CAN communication.

    CAUTION:

    IPDM E/R integrated relays cannot be removed.

    JPMIA0614GB

    Была ли эта страница вам полезна?
    Да!Нет
    2 посетителя считают эту страницу полезной.
    Большое спасибо!
    Ваше мнение очень важно для нас.

    Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.

    Текст

    Матвей Александрович30.05.2024 14:05
    Политика конфиденциальности