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BE-73
BODY ELECTRICAL - POWER DOOR LOCK CONTROL SYSTEM
BE1ZK-01
INSPECTION
1. INSPECT DRIVER'S DOOR LOCK CONTROL SWITCH
CONTINUITY
Switch position Tester connection Specified condition
LOCK 1 - 10 Continuity
OFF - No continuity
UNLOCK 1 - 18 Continuity
If continuity is not as specified, replace the switch.
9 1
18 10
I19465
2. INSPECT PASSENGER'S DOOR LOCK CONTROL
SWITCH CONTINUITY
Switch position Tester connection Specified condition
LOCK 3-6 Continuity
OFF - No continuity
UNLOCK 3-5 Continuity
If continuity is not as specified, replace the switch.
I03147
3. INSPECT FRONT DOOR KEY LOCK AND UNLOCK
SWITCH CONTINUITY
Unlock Lock
Switch position Tester connection Specified condition
LOCK 2-1 Continuity
OFF - No continuity
UNLOCK 3-1 Continuity
If continuity is not as specified, replace the switch.
I03148
4. INSPECT BACK DOOR KEY LOCK AND UNLOCK
SWITCH CONTINUITY
Unlock Lock
Switch position Tester connection Specified condition
LOCK 2-1 Continuity
OFF - No continuity
UNLOCK 3-1 Continuity
If continuity is not as specified, replace the switch.
I03149
2001 SIENNA (RM787U)
Author : Date : 1591
BE-74
BODY ELECTRICAL - POWER DOOR LOCK CONTROL SYSTEM
4 1
5. INSPECT FRONT DOOR UNLOCK DETECTION
SWITCH CONTINUITY
Switch position Tester connection Specified condition
OFF (Door Lock set to
- No continuity
LOCK)
Lock ON (Door Lock set to
1-4 Continuity
UNLOCK)
If continuity is not as specified, replace the switch.
I03150
6. w/ Theft Deterrent System:
4
INSPECT BACK DOOR UNLOCK DETECTION
Lock
SWITCH CONTINUITY
3 Switch position Tester connection Specified condition
OFF (Door Lock set to
- No continuity
LOCK)
ON (Door Lock set to
3-4 Continuity
UNLOCK)
I03151 If continuity is not as specified, replace the switch.
7. INSPECT FRONT DOOR LOCK MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
3 and the negative (-) lead to terminal 2, and check that
3 2 the door lock link moves to UNLOCK position.
Unlock I03152
(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.
3 2
Lock
I03153
8. w/ Theft Deterrent System and LH Side Door:
INSPECT SLID DOOR LOCK MOTOR OPERATION
Unlock (a) Connect the positive (+) lead from the battery to terminal
1 and the negative (-) lead to terminal 2, and check that
2 1 the door lock link moves to UNLOCK position.
I03155
2001 SIENNA (RM787U)
Author : Date : 1592
BE-75
BODY ELECTRICAL - POWER DOOR LOCK CONTROL SYSTEM
(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.
2 1
Lock
I03154
9. w/o Theft Deterrent System and RH Side Door:
2 1 INSPECT SLID DOOR LOCK MOTOR OPERATION
Unlock (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.
I19503
(b) Reverse the polarity and check that the door lock link
2 1 moves to LOCK position.
If operation is not as specified, replace the door lock assembly.
Lock
I19504
10. w/o Theft Deterrent System:
2 1 INSPECT BACK 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
I19505
(b) Reverse the polarity and check that the door lock link
2 1 moves to LOCK position.
If operation is not as specified, replace the door lock assembly.
Lock
I19506
2001 SIENNA (RM787U)
Author : Date : 1593
BE-76
BODY ELECTRICAL - POWER DOOR LOCK CONTROL SYSTEM
11. w/ Theft Deterrent System:
INSPECT BACK 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
2 1 the door lock link moves to UNLOCK position.
Unlock
I03156
(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.
2 1
Lock
I03157
12. INSPECT INTEGRATION RELAY OPERATION
HINT:
When the relay circuit is as specified, inspect the door lock sig-
1 nal.
(a) Connect the positive (+) lead from the voltmeter to termi-
nal 1 and the negative (-) lead to terminal 9.
(b) Set the door lock control switch to UNLOCK and check
that the voltage rises from 0 V to battery positive voltage
14
I19469 for approximately 0.2 seconds.
(c) Reverse the polarity of the voltmeter leads.
(d) Set the door lock control switch to LOCK and check that
the voltage rises from 0 V to battery positive voltage for
1 approximately 0.2 seconds.
If operation is not as specified, replace the relay.
14
I19470
2001 SIENNA (RM787U)
Author : Date : 1594
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