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BE-68
                     BODY ELECTRICAL       -   POWER DOOR LOCK CONTROL SYSTEM
                                                                                                              BE1FD-02


                               INSPECTION
                               1.     2 door models driver's door (w/ Power window):
                                      INSPECT DOOR LOCK CONTROL SWITCH CONTINU-
                                      ITY
                                     Switch position             Tester connection            Specified condition
                                          LOCK                           1-2             Continuity
                                           OFF                             -             No continuity

                      I02621
                                        UNLOCK                           1-5             Continuity
                               If continuity is not as specified, replace the switch.
                               2.    4 door models driver's door (w/ Power window):
                                     INSPECT DOOR LOCK CONTROL SWITCH CONTINU-
                                     ITY
                                     Switch position             Tester connection            Specified condition
                                          LOCK                        2 - 3, 2 - 4       Continuity
                                           OFF                             -             No continuity
                                        UNLOCK                        3 - 7, 4 - 7       Continuity
                               If continuity is not as specified, replace the switch.
                      I12010



                               3.     Passenger 's door (w/ Power window):
                                      INSPECT DOOR LOCK CONTROL SWITCH CONTINU-
                                      ITY
                                     Switch position             Tester connection            Specified condition
                                          LOCK                           3-4             Continuity
                                           OFF                             -             No continuity
                                        UNLOCK                           2-4             Continuity
                               If continuity is not as specified, replace the switch.
                      I12365



                               4.     w/o Power window :
                                      INSPECT DOOR LOCK CONTROL SWITCH CONTINU-
                                      ITY
                                     Switch position             Tester connection            Specified condition
                                          LOCK                           1-3             Continuity
                                           OFF                             -             No continuity
                                        UNLOCK                           1-6             Continuity
                                    Illumination circuit                 2-4             Continuity
                      I12016
                               If continuity is not as specified, replace the switch.
                               5.     Front left side door:
                                      INSPECT DOOR KEY LOCK AND UNLOCK SWITCH
                                      CONTINUITY
                                     Switch position             Tester connection            Specified condition
 UNLOCK
                                          LOCK                           3-5             Continuity
                                           OFF                             -             No continuity
                                        UNLOCK                           3-6             Continuity
    LOCK
                               If continuity is not as specified, replace the door lock assembly.
                      I12354



2002 ECHO (RM884U)

                                                           Author :                  Date :                     1272
                                                                                                                               BE-69
                                      BODY ELECTRICAL           -   POWER DOOR LOCK CONTROL SYSTEM

                                                   6.       Front right side door:
                                                            INSPECT DOOR KEY LOCK AND UNLOCK SWITCH
                                                            CONTINUITY
                                                           Switch position          Tester connection            Specified condition
                                                               LOCK                       2-4                Continuity
                     UNLOCK                                     OFF                        -                 No continuity
                                                              UNLOCK                      1-4                Continuity
              LOCK
                                                   If continuity is not as specified, replace the door lock assembly.
                                          I12355



                                                   7.       Driver's door:
                                                            INSPECT DOOR UNLOCK DETECTION SWITCH CON-
                                                            TINUITY
                                                           Switch position          Tester connection            Specified condition
                                                        OFF (Door Lock set to
                                                                                           -                 No continuity
                                                              LOCK)
UNLOCK
                                                        ON (Door Lock set to
                                                                                          3-4                Continuity
                                                            UNLOCK)
                                          I12348   If continuity is not as specified, replace the door lock assembly.

                                      2    1       8.       Front left side door:
                                                            INSPECT DOOR LOCK MOTOR OPERATION
                                                   (a)      Connect the positive (+) lead from the battery to terminal
                                                            1 and the negative (-) lead to terminal 2, and check that
                                                            the door lock link moves to UNLOCK position.

UNLOCK


                                          I12343




                                  2   1            (b)   Reverse the polarity and check that the door lock link
                                                         moves to LOCK position.
                                                   If operation is not as specified, replace the door lock assembly.




  LOCK
                                          I12344




                              5
                                                   9.       Front right side door:
                        6
                                                            INSPECT DOOR LOCK MOTOR OPERATION
                                                   (a)      Connect the positive (+) lead from the battery to terminal
                                                            5 and the negative (-) lead to terminal 6, and check that
                                                            the door lock link moves to UNLOCK position.

                     UNLOCK


                                          I12345



2002 ECHO (RM884U)

                                                                             Author :                   Date :                   1273
BE-70
                                    BODY ELECTRICAL      -   POWER DOOR LOCK CONTROL SYSTEM

                                                 (b)   Reverse the polarity and check that the door lock link
                        6       5
                                                       moves to LOCK position.
                                                 If operation is not as specified, replace the door lock assembly.




                      LOCK


                                        I12346




            UNLOCK                               10.   Rear left side door (Except Puerto Rico models):
                                    1                  INSPECT DOOR LOCK MOTOR OPERATION
                                                 (a)   Connect the positive (+) lead from the battery to terminal
                        2
                                                       1 and the negative (-) lead to terminal 2, and check that
                                                       the door lock link moves to UNLOCK position.




                                        I12382



                                                 (b)   Reverse the polarity and check that the door lock link
               LOCK
                                     1                 moves to LOCK position.
                                                 If operation is not as specified, replace the door lock assembly.
                        2




                                        I12383



                                                 11.   Rear right side door (Except Puerto Rico models):
        UNLOCK              2       1                  INSPECT DOOR LOCK MOTOR OPERATION
                                                 (a)   Connect the positive (+) lead from the battery to terminal
                                                       1 and the negative (-) lead to terminal 2, and check that
                                                       the door lock link moves to UNLOCK position.




                                        I12384



                                                 (b)   Reverse the polarity and check that the door lock link
        LOCK                2       1                  moves to LOCK position.
                                                 If operation is not as specified, replace the door lock assembly.




                                        I12385



2002 ECHO (RM884U)

                                                                    Author :             Date :              1274
                                                                                                          BE-71
                                     BODY ELECTRICAL    -   POWER DOOR LOCK CONTROL SYSTEM

                                                12.   Rear left side door (Puerto Rico models):
          UNLOCK
                             2        1               INSPECT DOOR LOCK MOTOR OPERATION
                                                (a)   Connect the positive (+) lead from the battery to terminal
                                                      1 and the negative (-) lead to terminal 2, and check that
                                                      the door lock link moves to UNLOCK position.




                                       I12386



                                                (b)   Reverse the polarity and check that the door lock link
            LOCK
                             2        1               moves to LOCK position.
                                                If operation is not as specified, replace the door lock assembly.




                                       I12387



                                                13.   Rear right side door (Puerto Rico models):
     UNLOCK
                         4       3                    INSPECT DOOR LOCK MOTOR OPERATION
                                                (a)   Connect the positive (+) lead from the battery to terminal
                                                      3 and the negative (-) lead to terminal 4, and check that
                                                      the door lock link moves to UNLOCK position.




                                       I12388



                                                (b)   Reverse the polarity and check that the door lock link
        LOCK
                     4           3                    moves to LOCK position.
                                                If operation is not as specified, replace the door lock assembly.




                                       I12389




2002 ECHO (RM884U)

                                                                  Author :             Date :              1275
BE-72
                                BODY ELECTRICAL           -    POWER DOOR LOCK CONTROL SYSTEM


 Wire harness side:                         14. INSPECT DOOR LOCK CONTROL RELAY CIRCUIT
                                            Disconnect the connector from the door lock control relay and
                                            inspect the connector on the wire harness side, as shown in the
                                            chart.




                                   I12350




         Tester connection                         Condition                                       Specified condition
                             Driver door unlock detection switch OFF
            5 - Ground                                                             No continuity
                             (door locked)

                             Driver door unlock detection switch ON
            5 - Ground                                                             Continuity
                             (door unlocked)

                             Driver's and passenger's door lock control switch
            7 - Ground                                                             No continuity
                             UNLOCK or OFF

                             Driver's or passenger's door lock control switch
            7 - Ground                                                             Continuity
                             LOCK
                             Driver's and passenger's door lock control switch
            8 - Ground                                                             No continuity
                             LOCK or OFF

                             Driver's or passenger's door lock control switch
            8 - Ground                                                             Continuity
                             UNLOCK

                             Driver's door key lock and unlock switch
            9 - Ground                                                             No continuity
                             UNLOCK or OFF

            9 - Ground       Driver's door key lock and unlock switch LOCK         Continuity
                             Front passenger's door key lock and unlock
            9 - Ground                                                             No continuity
                             switch UNLOCK or OFF

                             Front passenger's door key lock and unlock
            9 - Ground                                                             Continuity
                             switch LOCK

                             Driver's door key lock and unlock switch
           10 - Ground                                                             No continuity
                             LOCK or OFF

                             Driver's door key lock and unlock switch
           10 - Ground                                                             Continuity
                             UNLOCK
                             Front passenger's door key lock and unlock
           11 - Ground                                                             No continuity
                             switch LOCK or OFF

                             Front passenger's door key lock and unlock
           11 - Ground                                                             Continuity
                             switch UNLOCK

           18 - Ground       Driver's door courtesy switch OFF                     No continuity
           18 - Ground       Driver's door courtesy switch ON                      Continuity
           19 - Ground       Front passenger's door courtesy switch OFF            No continuity
           19 - Ground       Front passenger's door courtesy switch ON             Continuity
           19 - Ground       Rear left side door courtesy switch OFF               No continuity
           19 - Ground       Rear left side door courtesy switch ON                Continuity
           19 - Ground       Rear right side door courtesy switch OFF              No continuity
           19 - Ground       Rear right side door courtesy switch ON               Continuity
           25 - Ground       Constant                                              Continuity
            3 - Ground       Ignition switch OFF                                   No voltage


2002 ECHO (RM884U)

                                                                        Author :                     Date :              1276
                                                                                                       BE-73
                                BODY ELECTRICAL     -   POWER DOOR LOCK CONTROL SYSTEM


           3 - Ground       Ignition switch ON                          Battery positive voltage
          14 - Ground       Constant                                    Battery positive voltage
                                           If circuit is as specified, inspect the door lock signal.




                                           15.   Driver's door lock signal:
                        2
           UNLOCK                                INSPECT DOOR LOCK CONTROL RELAY OPERA-
                                                 TION
                                           HINT:
                                           When the relay circuit is as specified, inspect the door lock sig-
                                           nal.
                            1              (a) Connect the positive (+) lead from the voltmeter to termi-
                                                 nal 2 and the negative (-) lead to terminal 1.
                                  I12370   (b) Set the door lock control switch to UNLOCK and check
                                                 that the voltage rises from 0 V to battery positive voltage
                                                 for approximately 0.2 seconds.




                                           (c)   Reverse the polarity of the voltmeter leads.
LOCK                    2                  (d)   Set the door lock control switch to LOCK and check that
                                                 the voltage rises from 0 V to battery positive voltage for
                                                 approximately 0.2 seconds.
                                           If operation is not as specified, replace the relay.

                            1

                                  I12371




2002 ECHO (RM884U)

                                                             Author :                   Date :          1277
BE-74
                          BODY ELECTRICAL    -   POWER DOOR LOCK CONTROL SYSTEM

                                    16.   Except driver's door lock signal:
                                          INSPECT DOOR LOCK CONTROL RELAY OPERA-
             UNLOCK
                      1                   TION
                 13                 HINT:
                                    When the relay circuit is as specified, inspect the door lock sig-
                                    nal.
                                    (a) Connect the positive (+) lead from the voltmeter to termi-
                                          nal 13 and the negative (-) lead to terminal 1.
                           I12318   (b) Set the door lock control switch to UNLOCK and check
                                          that the voltage rises from 0 V to battery positive voltage
                                          for approximately 0.2 seconds.




                                    (c)   Reverse the polarity of the voltmeter leads.
 LOCK
                                    (d)   Set the door lock control switch to LOCK and check that
                      1                   the voltage rises from 0 V to battery positive voltage for
                 13                       approximately 0.2 seconds.
                                    If operation is not as specified, replace the relay.




                           I12317




2002 ECHO (RM884U)

                                                       Author :             Date :               1278



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