Toyota CH-R Service Manual: Inspection

Toyota CH-R Service Manual / Door Lock / Rear Door Lock / Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY LH

(a) Check the operation of the door lock motor.

(1) Apply battery voltage and check the operation of the door lock motor.

OK:

Battery Connection

Result

Battery positive (+) → Terminal 4 (L)

Battery negative (-) → Terminal 1 (UL)

Locks

Battery positive (+) → Terminal 1 (UL)

Battery negative (-) → Terminal 4 (L)

Unlocks

If the result is not as specified, replace the rear door lock with motor assembly LH.

Component without harness connected

(Rear Door Lock with Motor Assembly LH)

Unlock

Lock

(b) Check the operation of the unlock detection switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
6 (LSSR) - 9 (E)	Locked	10 kΩ or higher
6 (LSSR) - 9 (E)	Unlocked	Below 1 Ω

If the result is not as specified, replace the rear door lock with motor assembly LH.

2. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY RH (w/o Double Locking System)

(a) Check the operation of the door lock motor.

(1) Apply battery voltage and check the operation of the door lock motor.

OK:

Battery Connection

Result

Battery positive (+) → Terminal 4 (L)

Battery negative (-) → Terminal 1 (UL)

Locks

Battery positive (+) → Terminal 1 (UL)

Battery negative (-) → Terminal 4 (L)

Unlocks

If the result is not as specified, replace the rear door lock with motor assembly RH.

Component without harness connected

(Rear Door Lock with Motor Assembly RH)

Unlock

Lock

(b) Check the operation of the unlock detection switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
6 (LSSR) - 9 (E)	Locked	10 kΩ or higher
6 (LSSR) - 9 (E)	Unlocked	Below 1 Ω

If the result is not as specified, replace the rear door lock with motor assembly RH.

3. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY LH (w/ Double Locking System)

(a) Check the operation of the door lock motor and double lock motor.

(1) Apply battery voltage and check the operation of the rear door lock motor and double lock motor.

OK:

Battery Connection	Result
Battery positive (+) → Terminal 4 (DL) Battery negative (-) → Terminal 3 (UNDL)	Locks
Battery positive (+) → Terminal 3 (UNDL) Battery negative (-) → Terminal 4 (DL)	Unlocks
Battery positive (+) → Terminal 2 (L) Battery negative (-) → Terminal 1 (UL)	Sets
Battery positive (+) → Terminal 1 (UL) Battery negative (-) → Terminal 2 (L)	Unlocks

HINT:

Move the door lock motor to the lock position and set the double locking system. Check that the doors cannot be unlocked by operating the control cable.
Move the door lock motor to the lock position and unset the double locking system. Check that the doors can be unlocked by operating the control cable.

If the result is not as specified, replace the rear door lock with motor assembly LH.

Component without harness connected

(Rear Door Lock with Motor Assembly LH)

Unlock

Lock

(b) Check the operation of the unlock detection switch and double lock position switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
5 (LSSR) - 6 (E)	Locked	10 kΩ or higher
5 (LSSR) - 6 (E)	Unlocked	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 rear door lock with motor assembly LH.

4. INSPECT REAR DOOR LOCK WITH MOTOR ASSEMBLY RH (w/ Double Locking System)

(a) Check the operation of the door lock motor and double lock motor.

(1) Apply battery voltage and check the operation of the rear door lock motor and double lock motor.

OK:

Battery Connection	Result
Battery positive (+) → Terminal 2 (DL) Battery negative (-) → Terminal 1 (UNDL)	Locks
Battery positive (+) → Terminal 1 (UNDL) Battery negative (-) → Terminal 2 (DL)	Unlocks
Battery positive (+) → Terminal 4 (L) Battery negative (-) → Terminal 3 (UL)	Sets
Battery positive (+) → Terminal 3 (UL) Battery negative (-) → Terminal 4 (L)	Unlocks

HINT:

Move the door lock motor to the lock position and set the double locking system. Check that the doors cannot be unlocked by operating the control cable.
Move the door lock motor to the lock position and unset the double locking system. Check that the doors can be unlocked by operating the control cable.

If the result is not as specified, replace the rear door lock with motor assembly RH.

Component without harness connected

(Rear Door Lock with Motor Assembly RH)

Unlock

Lock

(b) Check the operation of the unlock detection switch and double lock position switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
9 (LSSR) - 10 (E)	Locked	10 kΩ or higher
9 (LSSR) - 10 (E)	Unlocked	Below 1 Ω
5 (DLSR) - 6 (E)	Unset	10 kΩ or higher
5 (DLSR) - 6 (E)	Set	Below 1 Ω

If the result is not as specified, replace the rear door lock with motor assembly RH.

Components

COMPONENTS ILLUSTRATION *1 REAR DOOR INSIDE HANDLE BEZEL PLUG *2 REAR DOOR REAR FRAME BRACKET *3 REAR DOOR TRIM BOARD SUB-AS ...

REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during ...

Other materials:

Toyota CH-R Service Manual > Steering System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each sy ...

Toyota CH-R Service Manual > Airbag System: Short in Front Passenger Side Squib Circuit (B1805/52-B1808/52)
DESCRIPTION The front passenger side squib circuit consists of the airbag sensor assembly and instrument panel passenger without door airbag assembly. The airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met. These DTCs are stored when a malfunction ...

Toyota CH-R Service Manual: Inspection

Components

Removal

Other materials:

Toyota C-HR (AX20) 2023-2025 Owner's Manual

Toyota CH-R Owners Manual

Toyota CH-R Service Manual