Toyota
Toyota Land Cruiser
 Service Manual
Body Electrical
Wiper and washer system

INSPECTION

1. INSPECT FRONT WIPER AND WASHER SWITCH CONTINUITY

If continuity is not as specified, replace the switch.

If continuity is not as specified, replace the switch.

2. INSPECT FRONT WIPER INTERMITTENT OPERATION

(a) Turn the wiper switch to INT position.

(a) Turn the wiper switch to INT position.

(b) Turn the intermittent time control switch to FAST position.

(c) Connect the positive (+) lead from the battery to terminal 16 and the negative (-) lead to terminal 2.

(d) Connect the positive (+) lead from the voltmeter to terminal 7 and the negative (-) lead to terminal 2, check that the meter needle indicates battery voltage.

(e) After connecting terminal 16 to terminal 17, connect to

(e) After connecting terminal 16 to terminal 17, connect to terminal 2 to terminal 17, check the voltage rises from 0 volts to battery voltage within the times, as shown in the table.

If operation is not as specified, replace the wiper and washer

If operation is not as specified, replace the wiper and washer switch.

3. INSPECT REAR WIPER AND WASHER SWITCH CONTINUITY

If continuity is not as specified, replace the switch.

If continuity is not as specified, replace the switch.

4. Low speed: INSPECT FRONT WIPER MOTOR OPERATION

Connect the positive (+) lead from the battery to terminal 1 and

Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 5, check that the motor operates at low speed.

If operation is not as specified, replace the motor.

5. High speed: INSPECT FRONT WIPER MOTOR OPERATION

Connect the positive (+) lead from the battery to terminal 4 and

Connect the positive (+) lead from the battery to terminal 4 and the negative (-) lead to terminal 5, check that the motor operates at high speed.

If operation is not as specified, replace the motor.

6. Stopping at stop position: INSPECT FRONT WIPER MOTOR OPERATION

(a) Operate the motor at low speed and stop the motor operation

(a) Operate the motor at low speed and stop the motor operation anywhere except at the stop position by disconnecting positive (+) lead from terminal 1.

(b) Connect terminals 1 and 3.

(b) Connect terminals 1 and 3.

(c) Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 5, check that the motor stops running at the stop position after the motor operates again.

If operation is not as specified, replace the motor.

7. INSPECT FRONT WASHER MOTOR OPERATION

Connect the positive (+) lead from the battery to terminal 2 and

Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, check that the motor operates.

8. Low speed: INSPECT REAR WIPER MOTOR OPERATION

Connect the positive (+) lead from the battery to terminal 3 and

Connect the positive (+) lead from the battery to terminal 3 and negative (-) lead to terminal 2, check that the motor operates at low speed.

If operation is not as specified, replace the motor.

9. Stopping at stop position: INSPECT REAR WIPER MOTOR OPERATION

(a) Operate the motor at low speed and stop the motor operation

(a) Operate the motor at low speed and stop the motor operation anywhere except at the stop position by disconnecting positive (+) lead from terminal 3.

(b) Connect terminals 3 and 4.

(b) Connect terminals 3 and 4.

(c) Connect the positive (+) lead from the battery to terminal 1 and negative (-) lead to terminal 2, check that the motor stops running at the stop position after the motor operates again.

If operation is not as specified, replace the motor.

NOTICE: These tests must be performed quickly (within 20 seconds) to prevent the coil from burning out.

If operation is not as specified, replace the motor.

10. INSPECT REAR WASHER MOTOR OPERATION

Connect the positive (+) lead from the battery to terminal 2 and

Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, check that the motor operates.

NOTICE: These tests must be performed quickly (within 20 seconds) to prevent the coil from burning out.

If operation is not as specified, replace the motor.

11. INSPECT REAR WIPER RELAY CONTINUITY

If continuity is not as specified, replace the relay.

If continuity is not as specified, replace the relay.

LOCATION

Wireless door lock control system

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    Multi display

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    Power door lock control system

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    Troubleshooting

    Turn signal and hazard warning system

    Wiper and washer system

    Wireless door lock control system

    Toyota Land Cruiser Service Manual / Body Electrical / Wiper and washer system

    Toyota Land Cruiser Service Manual

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