DESCRIPTION
All the doors except the luggage compartment door have the double lock function. This system is set and unset by the main body ECU. When the main body ECU sends a request signal to each door ECU to set or unset the double lock function, the double lock motor built into each door lock operates.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
CHECK WIRELESS DOOR LOCK CONTROL SYSTEM
Check that the doors can be locked and unlocked normally using the wireless operation.
OK |
---|
Doors can be locked and unlocked normally using wireless operation. |
NG |
GO TO WIRELESS DOOR LOCK CONTROL SYSTEM Click here |
OK |
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (DOUBLE DOOR LOCK MOTOR)
Select the Active Test, use the intelligent tester to generate a control command, and then check that the double door lock motor operates normally.
Tester Display | Test Part | Control Range | Diagnostic Note |
---|---|---|---|
Double Lock Unset | Operate double lock motor | UNSET or SET | - |
Tech Tips
*1: for LHD
*2: for RHD
OK |
---|
Double door lock motor operates normally. |
NG |
INSPECT FRONT DOOR LOCK ASSEMBLY (DRIVER SIDE DOUBLE DOOR LOCK MOTOR) Click here |
OK |
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (DOUBLE DOOR LOCK MOTOR)
Select the Active Test, use the intelligent tester to generate a control command, and then check that the double door lock motor operates normally.
Tester Display | Test Part | Control Range | Diagnostic Note |
---|---|---|---|
Double Lock Unset | Operate double lock motor | UNSET or SET | - |
Tech Tips
*1: for LHD
*2: for RHD
OK |
---|
Double door lock motor operates normally. |
NG |
INSPECT FRONT DOOR LOCK ASSEMBLY (FRONT PASSENGER SIDE DOUBLE DOOR LOCK MOTOR) Click here |
OK |
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (DOUBLE DOOR LOCK MOTOR)
Select the Active Test, use the intelligent tester to generate a control command, and then check that the double door lock motor operates normally.
Tester Display | Test Part | Control Range | Diagnostic Note |
---|---|---|---|
Double Lock Unset | Operate double lock motor | UNSET or SET | - |
OK |
---|
Double door lock motor operates normally. |
NG |
INSPECT REAR DOOR LOCK ASSEMBLY LH (DOUBLE DOOR LOCK MOTOR) Click here |
OK |
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (DOUBLE DOOR LOCK MOTOR)
Select the Active Test, use the intelligent tester to generate a control command, and then check that the double door lock motor operates normally.
Tester Display | Test Part | Control Range | Diagnostic Note |
---|---|---|---|
Double Lock Unset | Operate double lock motor | UNSET or SET | - |
OK |
---|
Double door lock motor operates normally. |
NG |
INSPECT REAR DOOR LOCK ASSEMBLY RH (DOUBLE DOOR LOCK MOTOR) Click here |
OK |
REPLACE MAIN BODY ECU
INSPECT FRONT DOOR LOCK ASSEMBLY (DRIVER SIDE DOUBLE DOOR LOCK MOTOR)
Check the operation of the double lock motor.
Apply battery voltage to the door lock and check the operation of the door lock motor.
OK | ||||
---|---|---|---|---|
|
||||
|
Apply battery voltage to the door lock motor and check the operation of the double door lock motor.
OK | ||||||
---|---|---|---|---|---|---|
|
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|
While the double locking system is set, check that the door lock cannot be unlocked by operating the control cable.
NG |
REPLACE FRONT DOOR LOCK ASSEMBLY (for Driver Side) Click here |
OK |
READ VALUE USING INTELLIGENT TESTER (DOUBLE DOOR LOCK POSITION SWITCH)
Use the Data List to check if the double door lock position switch is functioning properly.
Tester Display | Measurement Item/Display | Normal Condition | Diagnostic Note |
---|---|---|---|
Double Lock Position SW | Driver side double door lock position switch signal / ON or OFF | ON: Driver side double door lock is unset OFF: Driver side double door lock is set |
- |
Tech Tips
*1: for LHD
*2: for RHD
OK |
---|
ON (driver side double door lock is unset) appears on screen. |
NG |
INSPECT FRONT DOOR LOCK ASSEMBLY (DRIVER SIDE DOUBLE DOOR LOCK POSITION SWITCH) Click here |
OK |
REPLACE FRONT DOOR ECU (for Driver Side) Click here
INSPECT FRONT DOOR LOCK ASSEMBLY (DRIVER SIDE DOUBLE DOOR LOCK POSITION SWITCH)
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
|||||||||
|
NG |
REPLACE FRONT DOOR LOCK ASSEMBLY (for Driver Side) Click here |
OK |
CHECK HARNESS AND CONNECTOR (FRONT DOOR ECU - FRONT DOOR LOCK)
for LHD:
Disconnect the N9 ECU connector.
Disconnect the N15 door lock connector.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
for RHD:
Disconnect the N2 ECU connector.
Disconnect the N8 door lock connector.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
REPLACE FRONT DOOR ECU (for Driver Side) Click here
INSPECT FRONT DOOR LOCK ASSEMBLY (FRONT PASSENGER SIDE DOUBLE DOOR LOCK MOTOR)
Check the operation of the double lock motor.
Apply battery voltage to the door lock and check the operation of the door lock motor.
OK | ||||
---|---|---|---|---|
|
||||
|
Apply battery voltage to the door lock motor and check the operation of the double door lock motor.
OK | ||||||
---|---|---|---|---|---|---|
|
||||||
|
While the double locking system is set, check that the door lock cannot be unlocked by operating the control cable.
NG |
REPLACE FRONT DOOR LOCK ASSEMBLY (for Front Passenger Side) Click here |
OK |
READ VALUE USING INTELLIGENT TESTER (DOUBLE DOOR LOCK POSITION SWITCH)
Use the Data List to check if the double door lock position switch is functioning properly.
Tester Display | Measurement Item/Display (Range) | Normal Condition | Diagnostic Note |
---|---|---|---|
Double Lock Position SW | Front passenger side double door lock position switch signal/ON or OFF | ON: Front passenger side double door lock is unset OFF: Front passenger side double door lock is set |
- |
Tech Tips
*1: for LHD
*2: for RHD
OK |
---|
ON (passenger side double door lock is unset) appears on screen. |
NG |
INSPECT FRONT DOOR LOCK ASSEMBLY (FRONT PASSENGER SIDE DOUBLE DOOR LOCK POSITION SWITCH) Click here |
OK |
REPLACE FRONT DOOR ECU (for Front Passenger Side) Click here
INSPECT FRONT DOOR LOCK ASSEMBLY (FRONT PASSENGER SIDE DOUBLE DOOR LOCK POSITION SWITCH)
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
|||||||||
|
NG |
REPLACE FRONT DOOR LOCK ASSEMBLY (for Front Passenger Side) Click here |
OK |
CHECK HARNESS AND CONNECTOR (FRONT DOOR ECU - FRONT DOOR LOCK)
for LHD:
Disconnect the N2 ECU connector.
Disconnect the N8 door lock connector.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
for RHD:
Disconnect the N9 ECU connector.
Disconnect the N15 door lock connector.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
REPLACE FRONT DOOR ECU (for Front Passenger Side) Click here
INSPECT REAR DOOR LOCK ASSEMBLY LH (DOUBLE DOOR LOCK MOTOR)
Check the operation of the double lock motor.
Apply battery voltage to the door lock and check the operation of the door lock motor.
OK | ||||
---|---|---|---|---|
|
Apply battery voltage to the door lock motor and check the operation of the double door lock motor.
OK | ||||||
---|---|---|---|---|---|---|
|
While the double locking system is set, check that the door lock cannot be unlocked by operating the control cable.
NG |
REPLACE REAR DOOR LOCK ASSEMBLY LH Click here |
OK |
READ VALUE USING INTELLIGENT TESTER (DOUBLE DOOR LOCK POSITION SWITCH)
Use the Data List to check if the double door lock position switch is functioning properly.
Tester Display | Measurement Item/Display (Range) | Normal Condition | Diagnostic Note |
---|---|---|---|
Double Lock Position SW | Rear LH side double door lock position switch signal / ON or OFF | ON: Rear LH side double door lock is unset OFF: Rear LH side double door lock is set |
- |
OK |
---|
ON (rear LH side double door lock is unset) appears on screen. |
NG |
INSPECT REAR DOOR LOCK ASSEMBLY LH (DOUBLE DOOR LOCK POSITION SWITCH) Click here |
OK |
REPLACE REAR DOOR ECU LH Click here
INSPECT REAR DOOR LOCK ASSEMBLY LH (DOUBLE DOOR LOCK POSITION SWITCH)
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
NG |
REPLACE REAR DOOR LOCK ASSEMBLY LH Click here |
OK |
CHECK HARNESS AND CONNECTOR (REAR DOOR ECU LH - REAR DOOR LOCK LH)
Disconnect the O13 ECU connector.
Disconnect the O22 door lock connector.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
REPLACE REAR DOOR ECU LH Click here
INSPECT REAR DOOR LOCK ASSEMBLY RH (DOUBLE DOOR LOCK MOTOR)
Check the operation of the double lock motor.
Apply battery voltage to the door lock and check the operation of the door lock motor.
OK | ||||
---|---|---|---|---|
|
Apply battery voltage to the door lock motor and check the operation of the double door lock motor.
OK | ||||||
---|---|---|---|---|---|---|
|
While the double locking system is set, check that the door lock cannot be unlocked by operating the control cable.
NG |
REPLACE REAR DOOR LOCK ASSEMBLY RH Click here |
OK |
READ VALUE USING INTELLIGENT TESTER (DOUBLE DOOR LOCK POSITION SWITCH)
Use the Data List to check if the double door lock position switch is functioning properly.
Tester Display | Measurement Item/Display (Range) | Normal Condition | Diagnostic Note |
---|---|---|---|
Double Lock Position SW | Rear RH side double door lock position switch signal/ON or OFF | ON: Rear RH side double door lock is unset OFF: Rear RH side double door lock is set |
- |
OK |
---|
ON (rear RH side double door lock is unset) appears on screen. |
NG |
INSPECT REAR DOOR LOCK ASSEMBLY RH (DOUBLE DOOR LOCK POSITION SWITCH) Click here |
OK |
REPLACE REAR DOOR ECU RH Click here
INSPECT REAR DOOR LOCK ASSEMBLY RH (DOUBLE DOOR LOCK POSITION SWITCH)
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
NG |
REPLACE REAR DOOR LOCK ASSEMBLY RH Click here |
OK |
CHECK HARNESS AND CONNECTOR (REAR DOOR LOCK RH - REAR DOOR ECU RH)
Disconnect the O4 ECU connector.
Disconnect the O11 door lock connector.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
REPLACE REAR DOOR ECU RH Click here