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pwc


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BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY

                                                                                                                                                                     A




                                        POWER WINDOW CONTROL SYSTEM
                                                                                 SECTION                 PWC                                                         B



                                                                                                                                                                     C


                                                                                                                                                                     D


                                                                                                                                                                     E
                                                                 CONTENTS
BASIC INSPECTION ................................... 3
                                                .                                 BCM ..........................................................................12
                                                                                                                                                            .        F
                                                                                   BCM : Diagnosis Procedure ...................................12          .
DIAGNOSIS AND REPAIR WORKFLOW ......... 3
                                  .
  WorkFlow ................................................................. 3
                                                                      .           POWER WINDOW MAIN SWITCH ...........................12                .
                                                                                                                                                                     G
                                                                                   POWER WINDOW MAIN SWITCH : Diagnosis
INSPECTION AND ADJUSTMENT .................... 4
                                         .                                         Procedure ...............................................................12
                                                                                                                                                        .

ADDITIONAL SERVICE WHEN REMOVING BAT-                                             POWER WINDOW SUB-SWITCH ............................14                .            H
TERY NEGATIVE TERMINAL .................................... 4     .                POWER WINDOW SUB-SWITCH : Diagnosis
 ADDITIONAL SERVICE WHEN REMOVING                                                  Procedure ...............................................................14
                                                                                                                                                        .
 BATTERY NEGATIVE TERMINAL : Description ...... 4
                                                                                  POWER WINDOW MOTOR .............................. 16                               I
 ADDITIONAL SERVICE WHEN REMOVING
 BATTERY NEGATIVE TERMINAL : Special Re-
                                                                                  DRIVER SIDE ............................................................16
                                                                                                                                                      .
 pair Requirement ...................................................... 4
                                                                  .
                                                                                   DRIVER SIDE : Description ....................................16   .              J
ADDITIONAL SERVICE WHEN REPLACING                                                  DRIVER SIDE : Component Function Check .........16                 .
CONTROL UNIT ......................................................... 4
                                                                .                  DRIVER SIDE : Diagnosis Procedure ....................16           .
 ADDITIONAL SERVICE WHEN REPLACING                                                 DRIVER SIDE : Component Inspection ..................17            .
                                                                                                                                                                     PWC
 CONTROL UNIT : Description ................................. 4 .
                                                                                  PASSENGER SIDE ...................................................17
                                                                                                                                                .
 ADDITIONAL SERVICE WHEN REPLACING
                                                                                   PASSENGER SIDE : Description ...........................17   .
 CONTROL UNIT : Special Repair Requirement ...... 4
                                                                                   PASSENGER SIDE : Component Function Check                                         L
FUNCTION DIAGNOSIS .............................. 6
                                             .                                                                                                  ....17
                                                                                   PASSENGER SIDE : Diagnosis Procedure ...........18           .
POWER WINDOW SYSTEM .............................. 6
                                             .                                     PASSENGER SIDE : Component Inspection .........19            .
                                                                                                                                                                     M
  System Diagram ...................................................... 6
                                                                 .
  System Description .................................................. 6
                                                                 .
                                                                                  ENCODER ......................................................... 20
  Component Parts Location ..................................... 8
                                                                 .                DRIVER SIDE ............................................................20
                                                                                                                                                      .
  Component Description ............................................ 9
                                                                 .                                                                                                   N
                                                                                   DRIVER SIDE : Description ....................................20   .
                                                                                   DRIVER SIDE : Component Function Check .........20                 .
DIAGNOSIS SYSTEM (BCM) ...........................10
                                              .
                                                                                   DRIVER SIDE : Diagnosis Procedure ....................20           .
COMMON ITEM ........................................................ 10
                                                                .                                                                                                    O
                                                                                  PASSENGER SIDE ...................................................22
                                                                                                                                                .
 COMMON ITEM : CONSULT-III Function (BCM -
                                                                                   PASSENGER SIDE : Description ...........................22   .
 COMMON ITEM) .................................................... 10
                                                                .
                                                                                   PASSENGER SIDE : Component Function Check
                                                                                                                                                                     P
RETAIND PWR ......................................................... 11
                                                                 .                                                                              ....22
 RETAIND PWR : CONSULT-III Function (BCM -                                         PASSENGER SIDE : Diagnosis Procedure ...........22           .
 RETAINED PWR) .................................................. 11
                                                                 .
                                                                                  DOOR SWITCH ................................................. 25
COMPONENT DIAGNOSIS ........................ 12
                                         .                                          Description ..............................................................25
                                                                                                                                                          .
                                                                                    Component Function Check .................................25          .
POWER SUPPLY AND GROUND CIRCUIT .....12
                                 .                                                  Diagnosis Procedure ..............................................25  .


Revision: 2007 June                                                      PWC-1                                                                    G37 Coupe
  Component Inspection ........................................... 26
                                                               .                  ANTI-PINCH FUNCTION DOES NOT OPER-
                                                                                  ATE ................................................................... 83
                                                                                                                                                      .
DOOR KEY CYLINDER SWITCH ..................... 27
                                           .
  Description ............................................................. 27
                                                                        .         DRIVER SIDE ........................................................... 83
                                                                                                                                                      .
  Component Function Check .................................. 27        .          DRIVER SIDE : Diagnosis Procedure .................... 83          .
  Diagnosis Procedure ............................................. 27  .
  Component Inspection ........................................... 28   .         PASSENGER SIDE .................................................. 83
                                                                                                                                                .
                                                                                   PASSENGER SIDE : Diagnosis Procedure ........... 83          .
POWER WINDOW SERIAL LINK .................... 30
                                          .
                                                                                  AUTO OPERATION DOES NOT OPERATE
POWER WINDOW MAIN SWITCH .......................... 30                .           BUT MANUAL OPERATE NORMALLY .......... 84
                                                                                                                     .
 POWER WINDOW MAIN SWITCH : Description ... 30
 POWER WINDOW MAIN SWITCH : Component                                             DRIVER SIDE ........................................................... 84
                                                                                                                                                      .
 Function Check ...................................................... 30
                                                                      .            DRIVER SIDE : Diagnosis Procedure .................... 84          .
 POWER WINDOW MAIN SWITCH : Diagnosis
                                                                                  PASSENGER SIDE .................................................. 84
                                                                                                                                                .
 Procedure .............................................................. 30
                                                                      .
                                                                                   PASSENGER SIDE : Diagnosis Procedure ........... 84          .
POWER WINDOW SUB-SWITCH ........................... 31                .
 POWER WINDOW SUB-SWITCH : Description .... 31                        .
                                                                                  POWER WINDOW RETAINED POWER OP-
 POWER WINDOW SUB-SWITCH : Component                                              ERATION DOES NOT OPERATE PROPERLY
 Function Check ...................................................... 31
                                                                      .                                            ... 85
 POWER WINDOW SUB-SWITCH : Diagnosis                                                Diagnosis Procedure .............................................. 85
                                                                                                                                                   .
 Procedure .............................................................. 32
                                                                      .
                                                                                  DOES NOT OPERATE BY KEY CYLINDER
ECU DIAGNOSIS ....................................... 34
                                                  .                               SWITCH ............................................................ 86
                                                                                                                                                  .
                                                                                    Diagnosis Procedure .............................................. 86
                                                                                                                                                   .
BCM (BODY CONTROL MODULE) ................. 34
                                        .
  Reference Value .................................................... 34.        POWER WINDOW LOCK SWITCH DOES
  Wiring Diagram - POWER WINDOW CONTROL                                           NOT FUNCTION ............................................... 87
                                                                                                                                           .
  SYSTEM - .............................................................. 57
                                                                         .          Diagnosis Procedure .............................................. 87
                                                                                                                                                   .
  Fail Safe ................................................................ 60
                                                                         .
  DTC Inspection Priority Chart ............................. 62         .
                                                                                  POWER WINDOW SWITCH ILLUMINATION
  DTC Index ............................................................. 64
                                                                         .        DOES NOT ILLUMINATE ................................. 88
                                                                                                                                    .

POWER WINDOW MAIN SWITCH ................... 66
                                         .                                        DRIVER SIDE ........................................................... 88
                                                                                                                                                      .
  Reference Value .................................................... 66.         DRIVER SIDE : Diagnosis Procedure .................... 88          .
  Wiring Diagram - POWER WINDOW CONTROL                                           PASSENGER SIDE .................................................. 88
                                                                                                                                                .
  SYSTEM - .............................................................. 68
                                                                         .         PASSENGER SIDE : Diagnosis Procedure ........... 88          .
  Fail Safe ................................................................ 71
                                                                         .
                                                                                  AUTOMATIC WINDOW ADJUSTING FUNC-
POWER WINDOW SUB-SWITCH .................... 73
                                         .                                        TION DOES NOT OPERATE ........................... 89
                                                                                                                                .
  Reference Value .................................................... 73.
  Wiring Diagram - POWER WINDOW CONTROL                                           DRIVER SIDE ........................................................... 89
                                                                                                                                                      .
  SYSTEM - .............................................................. 75
                                                                         .         DRIVER SIDE : Diagnosis Procedure .................... 89          .
  Fail Safe ................................................................ 78
                                                                         .
                                                                                  PASSENGER SIDE .................................................. 89
                                                                                                                                                .
SYMPTOM DIAGNOSIS ............................ 80
                                           .                                       PASSENGER SIDE : Diagnosis Procedure ........... 89          .

NONE OF THE POWER WINDOWS CAN BE                                                  PRECAUTION ............................................ 91
OPERATED USING ANY SWITCH .................. 80
                                         .
  Diagnosis Procedure ............................................. 80
                                                                .
                                                                                  PRECAUTIONS ................................................ 91
                                                                                                                                           .
                                                                                    Precaution for Supplemental Restraint System
DRIVER SIDE POWER WINDOW ALONE                                                      (SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
DOES NOT OPERATE ..................................... 81
                                                   .                                SIONER" ................................................................ 91
                                                                                                                                                         .
  Diagnosis Procedure ............................................. 81
                                                                .                   Precaution for Battery Service ............................... 91    .

PASSENGER SIDE POWER WINDOW                                                       ON-VEHICLE REPAIR ............................... 92
ALONE DOES NOT OPERATE ........................ 82
                                            .
                                                                                  POWER WINDOW MAIN SWITCH .................. 92
                                                                                                                          .
  Diagnosis Procedure ............................................. 82
                                                                .
                                                                                    Removal and Installation ........................................ 92
                                                                                                                                                  .




Revision: 2007 June                                                        PWC-2                                                                G37 Coupe
                            DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION >
BASIC INSPECTION                                                                                                      A
DIAGNOSIS AND REPAIR WORKFLOW
WorkFlow                                                                                    INFOID:0000000001694237
                                                                                                                      B

DETAILED FLOW
1.OBTAIN INFORMATION ABOUT SYMPTOM                                                                                    C
Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred) as much as possible when the customer brings the vehicle in.
                                                                                                                      D
         >> GO TO 2.
2.REPRODUCE THE MALFUNCTION INFORMATION                                                                               E
Check the malfunction on the vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.
                                                                                                                      F
         >> GO TO 3.
3.IDENTIFY THE MALFUNCTIONING SYSTEM WITH "SYMPTOM DIAGNOSIS"                                                         G
Use "Symptom diagnosis" from the symptom inspection result in step 2 and then identify where to start per-
forming the diagnosis based on possible causes and symptoms.
                                                                                                                      H
         >> GO TO 4.
4.IDENTIFY THE MALFUNCTIONING PARTS WITH "COMPONENT DIAGNOSIS"
                                                                                                                      I
Perform the diagnosis with "Component diagnosis" of the applicable system.

         >> GO TO 5.                                                                                                  J
5.REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace the specified malfunctioning parts.
                                                                                                                      PWC
         >> GO TO 6.
6.FINAL CHECK                                                                                                         L
Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 2.
Are the malfunctions corrected?                                                                                       M
 YES >> INSPECTION END
 NO       >> GO TO 3.
                                                                                                                      N



                                                                                                                      O



                                                                                                                      P




Revision: 2007 June                               PWC-3                                          G37 Coupe
                                INSPECTION AND ADJUSTMENT
< BASIC INSPECTION >
INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL : De-
scription                                                                                     INFOID:0000000001693960



Initial setting is necessary when battery terminal is removed.
CAUTION:
The following specified operations are not performed under the non-initialized condition.



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