Toyota 4Runner manuals

Toyota 4Runner: Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT DOOR LOCK ASSEMBLY LH

(a) Check the door lock motor operation.

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

Text in Illustration

*a

Lock

*b

Unlock

*c

Component without harness connected

(Front Door Lock Assembly LH)

-

-

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 4 (L)

Battery negative (-) → 1 (UL)

Lock

Battery positive (+) → 1 (UL)

Battery negative (-) → 4 (L)

Unlock

  • If the result is not as specified, replace the front door lock assembly.

(b) Check the detection switch.

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

Standard Resistance:

Tester Connection

Switch 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 assembly.

(c) Check the door lock and unlock switch.

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

Text in Illustration

*a

Lock

*b

Off

*c

Unlock

*d

Component without harness connected

(Front Door Lock Assembly LH)

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

9 (L) - 7 (E)

Lock

Below 1 Ω

9 (L) - 7 (E)

10 (UL) - 7 (E)

Off

10 kΩ or higher

10 (UL) - 7 (E)

Unlock

Below 1 Ω

  • If the result is not as specified, replace the front door lock assembly.

2. INSPECT FRONT DOOR LOCK ASSEMBLY RH

(a) Check the door lock motor operation.

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

Text in Illustration

*a

Unlock

*b

Lock

*c

Component without harness connected

(Front Door Lock Assembly RH)

-

-

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 4 (L)

Battery negative (-) → 1 (UL)

Lock

Battery positive (+) → 1 (UL)

Battery negative (-) → 4 (L)

Unlock

  • If the result is not as specified, replace the front door lock assembly.

(b) Check the detection switch.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

7 (LSSR) - 8 (E)

Lock

10 kΩ or higher

7 (LSSR) - 8 (E)

Unlock

Below 1 Ω

  • If the result is not as specified, replace the front door lock assembly.
Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. DISCONNECT CABLE FROM NEGATIVE ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL FRONT DOOR INSIDE ...

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Black Screen
PROCEDURE 1. CHECK DISPLAY SETTING (a) Check that the display is not in screen off mode. OK: The display setting is not in screen off mode. NG CHANGE SCREEN TO SCREEN ON MODE ...

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TERMINALS OF ECU 1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY, MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove the main body ECU (multiplex network body ECU) (See page ). (b) Measure the voltage and resistance according to the value(s) in the ta ...

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