Control Circuit Inspection
■ Check motor control circuit
1.

Ignition Switch "OFF"

2.

Refer to "Shop Manual" and disconnect the VSA connector.

3.

Ignition Switch "ON"

4.

Measure voltage of Pin No. 1(motor +) of the VSA connector and chassis ground.

5.

Measure voltage of Pin No. 2(motor -) of the VSA connector and chassis ground.

Specification : B+

6.

Ignition Switch "OFF"

7.

Disconnect battery (-) cable.

8.

Refer to "Shop Manual" and disconnect the VSA connector.

9.

Measure resistance between Pin No. 1(motor +) of the VSA and chassis ground.

10.

Measure resistance between Pin No. 2(motor -) of the VSA and chassis ground.

Specification : ∞ Ω

11.

Is the measured value withing specification?

▶ Go to "Power Circuit Inspection" procedure.

▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.

Power Circuit Inspection
■ Check VIS actuator position sensor power circuit
1.

Ignition Switch "OFF"

2.

Refer to "Shop Manual" and disconnect the VSA connector.

3.

Ignition Switch "ON"

4.

Measure voltage of Pin No. 3(position sensor power) of the VSA connector and chassis ground.

Specification : Approx. 5V

5.

Is the measured value withing specification?

▶ Go to "Ground Circuit Inspection" procedure.

▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.

Ground Circuit Inspection
■ Check VIS actuator position sensor ground circuit
1.

Ignition Switch "OFF"

2.

Disconnect battery (-) cable.

3.

Refer to "Shop Manual" and disconnect the VSA connector.

4.

Measure resistance between Pin No. 5(position sensor ground) of the VSA and chassis ground.

Specification : ∞ Ω

5.

Ignition switch "OFF"

6.

Refer to "Shop Manual" and disconnect the VSA connector.

7.

Ignition switch "ON"

8.

Measure voltage of Pin No. 3(position sensor power) of the VSA connector and chassis ground.(A)

9.

Measure voltage between No. 3(position sensor power) and Pin No. 5(ground) of the VSA connector.(B)

Specification : Difference (A) and (B) is less then 200 mV

10.

Is the measured value withing specification?

▶ Go to "Signal Circuit Inspection" procedure.

▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.

Signal Circuit Inspection
■ Check VIS actuator position sensor signal circuit
1.

Ignition Switch "OFF"

2.

Refer to "Shop Manual" and disconnect the VSA connector.

3.

Ignition Switch "ON"

4.

Measure voltage of Pin No. 4(position sensor signal) of the VSA connector and chassis ground.

Specification : Approx. 4.1V

5.

Is the measured value withing specification?

▶ Go to "Component Inspection" procedure.

▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.

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