VARIABLE TUMBLE SHUTTER VALVE ACTUATOR INSPECTION [ZY, Z6]
id0113b0803100
Operation Inspection
1. Disconnect the negative battery cable.
2. Remove the variable tumble shutter valve actuator.
3. Connect the battery positive voltage to terminal A or B, and verify that the gear moves.
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• If there is no malfunction, carry out the "Circuit Open/Short Inspection".
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• If there is any malfunction, replace the variable tumble shutter valve actuator.
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Terminal
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Gear rotation direction
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A
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B
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B+
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GND
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Counterclockwise
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GND
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B+
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Clockwise
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Circuit Open/Short Inspection
1. Inspect the following wiring harnesses for an open or short circuit. (Continuity check)
Open circuit
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• If there is no continuity, the circuit is open. Repair or replace the wiring harness.
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- Variable tumble shutter valve actuator terminal A and PCM terminal 2AJ
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- Variable tumble shutter valve actuator terminal B and PCM terminal 2AF
Short circuit
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• If there is continuity, the circuit is shorted. Repair or replace the wiring harness.
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- Variable tumble shutter valve actuator terminal A and power supply
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- Variable tumble shutter valve actuator terminal A and body GND
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- Variable tumble shutter valve actuator terminal B and power supply
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- Variable tumble shutter valve actuator terminal B and body GND
