INSPECTION
PROCEDURE
1. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY LH (w/o Double Locking System)
(a) Check the door lock motor operation (for Driver Side). (1) Apply battery voltage to the motor connector and check the operation of the door lock motor. OK:
HINT:
If the result is not as specified, replace the front door lock with motor assembly LH. |
|
(b) Check the operation of the door unlock detection switch and double lock position switch (for Driver Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
8 (LSSR) - 7 (E) |
Lock |
10 kΩ or higher |
8 (LSSR) - 7 (E) |
Unlock |
Below 1 Ω |
9 (L) - 10 (UL) |
Unset |
10 kΩ or higher |
9 (L) - 10 (UL) |
Set |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly LH.
(c) Check the resistance of the lock and unlock switch (for Driver Side). (1) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the front door lock with motor assembly LH. |
|
(d) Check the operation of the door lock motor (for Front Passenger Side). (1) Apply battery voltage to the motor connector and check the operation of the door lock motor. OK:
If the result is not as specified, replace the front door lock with motor assembly LH. |
|
(e) Check the operation of the door unlock detection switch (for Front Passenger Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
8 (LSSR) - 7 (E) |
Lock |
10 kΩ or higher |
8 (LSSR) - 7 (E) |
Unlock |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly LH.
2. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY RH (w/o Double Locking System)
(a) Check the operation of the door lock motor (for Front Passenger Side). (1) Apply battery voltage to the motor connector and check the operation of the door lock motor. OK:
If the result is not as specified, replace the front door lock with motor assembly RH. |
|
(b) Check the operation of the door unlock detection switch (for Front Passenger Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
7 (LSSR) - 8 (E) |
Locked |
10 kΩ or higher |
7 (LSSR) - 8 (E) |
Unlocked |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly RH.
(c) Check the door lock motor operation (for Driver Side). (1) Apply battery voltage to the motor connector and check the operation of the door lock motor. OK:
HINT:
If the result is not as specified, replace the front door lock with motor assembly RH. |
|
(d) Check the operation of the door unlock detection switch and double lock position switch (for Driver Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
7 (LSSR) - 8 (E) |
Locked |
10 kΩ or higher |
7 (LSSR) - 8 (E) |
Unlocked |
Below 1 Ω |
5 (UL) - 6 (L) |
Unset |
10 kΩ or higher |
5 (UL) - 6 (L) |
Set |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly RH.
(e) Check the resistance of the lock and unlock switch (for Driver Side). (1) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the front door lock with motor assembly RH. |
|
3. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY LH (w/ Double Locking System)
(a) Check the door lock motor operation (for Driver Side). (1) Apply battery voltage and check the operation of the front door lock motor and double lock motor. OK:
HINT:
If the result is not as specified, replace the front door lock with motor assembly LH. |
|
(b) Check the operation of the door unlock detection switch and double lock position switch (for Driver Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
8 (LSSR) - 7 (E) |
Lock |
10 kΩ or higher |
8 (LSSR) - 7 (E) |
Unlock |
Below 1 Ω |
6 (DLSR) - 5 (E) |
Unset |
10 kΩ or higher |
6 (DLSR) - 5 (E) |
Set |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly LH.
(c) Check the resistance of the lock and unlock switch (for Driver Side). (1) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the front door lock with motor assembly LH. |
|
(d) Check the operation of the door lock motor (for Front Passenger Side). (1) Apply battery voltage to the motor connector and check the operation of the door lock motor. OK:
HINT:
If the result is not as specified, replace the front door lock with motor assembly LH. |
|
(e) Check the operation of the door unlock detection switch and double lock position switch (for Front Passenger Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
8 (LSSR) - 7 (E) |
Lock |
10 kΩ or higher |
8 (LSSR) - 7 (E) |
Unlock |
Below 1 Ω |
6 (DLSR) - 5 (E) |
Unset |
10 kΩ or higher |
6 (DLSR) - 5 (E) |
Set |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly LH.
4. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY RH (w/ Double Locking System)
(a) Check the operation of the front door lock motor (for Front Passenger Side). (1) Apply battery voltage and check the operation of the front door lock motor and double lock motor. OK:
HINT:
If the result is not as specified, replace the front door lock with motor assembly RH. |
|
(b) Check the operation of the door unlock detection switch and double lock position switch (for Front Passenger Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
7 (LSSR) - 8 (E) |
Lock |
10 kΩ or higher |
7 (LSSR) - 8 (E) |
Unlock |
Below 1 Ω |
9 (DLSR) - 10 (E) |
Unset |
10 kΩ or higher |
9 (DLSR) - 10 (E) |
Set |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly RH.
(c) Check the operation of the front door lock motor (for Driver Side). (1) Apply battery voltage and check the operation of the front door lock motor and double lock motor. OK:
HINT:
If the result is not as specified, replace the front door lock with motor assembly RH. |
|
(d) Check the operation of the door unlock detection switch and double lock position switch (for Driver Side).
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
7 (LSSR) - 8 (E) |
Lock |
10 kΩ or higher |
7 (LSSR) - 8 (E) |
Unlock |
Below 1 Ω |
9 (DLSR) - 10 (E) |
Unset |
10 kΩ or higher |
9 (DLSR) - 10 (E) |
Set |
Below 1 Ω |
If the result is not as specified, replace the front door lock with motor assembly RH.
(e) Check the operation of the door key lock and unlock switch (for Driver Side). (1) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the front door lock with motor assembly RH. |
|
Toyota CH-R Service Manual > Lin Communication System: Lost Communication with Power Source Control (B278C)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and power management control ECU stops for 10 seconds or more.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
B27 ...
Toyota CH-R Service Manual > Headlight Assembly(for Halogen Headlight): Repair
REPAIR
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
If the installation area of the headlight assembly is damaged, use a
supply retainer for a low-cost repair.
Ensure that the headlight assemb ...