Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Inspection

INSPECTION

PROCEDURE

1. INSPECT BACK DOOR LOCK WITH COURTESY LIGHT SWITCH (w/o Power Back Door)

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

(1) Move the back door lock with courtesy light switch assembly to the lock position.

(2) Apply auxiliary battery voltage to the back door lock with courtesy light switch assembly and check the operation of the door lock motor.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → U4-1 (ACT+)

Auxiliary battery negative (-) → U4-2 (ACT-)

Unlock

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

*a

Unlock

*b

Lock

*c

Component without harness connected

(Back Door Lock with Courtesy Light Switch Assembly)

(b) Check the operation of the door courtesy switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

U4-2 (ACT-) - U4-3 (D+)

Lock

10 kΩ or higher

Unlock

Below 1 Ω

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

2. INSPECT BACK DOOR LOCK WITH COURTESY LIGHT SWITCH (w/ Power Back Door)

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

(1) Apply auxiliary battery voltage to the back door lock with courtesy light switch assembly and check the operation of the door lock motor.

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → U18-2 (M+)

Auxiliary battery negative (-) → U18-1 (M-)

Latch turns to full-latch position (clockwise rotation)

Auxiliary battery positive (+) → U18-1 (M-)

Auxiliary battery negative (-) → U18-2 (M+)

Latch turns to open-latch position (counterclockwise rotation)

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

*a

Clockwise

*b

Counterclockwise

*c

Component without harness connected

(Back Door Lock with Courtesy Light Switch Assembly)

(b) Check the operation of the latch switch.

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

Standard Resistance

Tester Connection

Condition

Specified Condition

U17-3 (CLS) - U17-1 (E)

Open-latch

Below 1 Ω

Open-latch → Half-latch

Below 1 Ω → 10 kΩ or higher

Half-latch

10 kΩ or higher

Full-latch

Over-latch

10 kΩ or higher → Below 1 Ω → 10 kΩ or higher

Standard Resistance

Tester Connection

Condition

Specified Condition

U17-3 (CLS) - U17-1 (E)

Full-latch

10 kΩ or higher

Half-latch

Half-latch → Open-latch

10 kΩ or higher → Below 1 Ω

Open-latch

Below 1 Ω

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

*a

Over-latch

*b

Full-latch

*c

Half-latch

*d

Open-latch

*e

Component without harness connected

(Back Door Lock with Courtesy Light Switch Assembly)

(c) Check the operation of the pawl switch.

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

Standard Resistance

Tester Connection

Condition

Specified Condition

U17-2 (FSW) - U17-1 (E)

Open-latch

10 kΩ or higher

Open-latch → Half-latch

10 kΩ or higher → Below 1 Ω → 10 kΩ or higher

Half-latch

10 kΩ or higher

Half-latch → Full-latch

10 kΩ or higher → Below 1 Ω → 10 kΩ or higher

Full-latch

10 kΩ or higher

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

(d) Check the operation of the back door courtesy switch.

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

Standard Resistance

Tester Connection

Condition

Specified Condition

U17-4 (CTY) - U17-1 (E)

Open-latch

Below 1 Ω

Half-latch

Half-latch → Full-latch

Below 1 Ω → 10 kΩ or higher

Full-latch

10 kΩ or higher

Over-latch

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

(e) Check the operation of the selector switch.

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

Standard Resistance

Tester Connection

Condition

Specified Condition

U17-6 (OPN) - U17-1 (E)

Selector Switch ON

Below 1 Ω

Selector Switch OFF

10 kΩ or higher

If the result is not as specified, replace the back door lock with courtesy light switch assembly.

*a

Selector Switch

*b

Selector Gear

*c

Component without harness connected

(Back Door Lock with Courtesy Light Switch Assembly)

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