2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 139Get this manual
1C-5 Engine Electrical Devices:
IAT Sensor Removal and Installation
Removal 1) Remove the seatRefer to "Exterior Parts Removal and Installation in Section 9D (Page 9D-4)"2) Remove the air cleaner box coverRefer to "Air Cleaner Element Removal and Installation in Section 1D (Page 1D-4)"3) Disconnect the IAT sensor coupler (1)4) Remove the IAT sensor (2) and nuts plate (3)
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ECT Sensor Removal and Installation
Removal 1) Drain engine coolantRefer to "Cooling System Inspection in Section 0B (Page 0B-13)"2) Disconnect the coupler (1) and remove the ECT sensor (2)
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CAUTION
Take special care when handling the ECT sensorIt may cause damage if it gets an excessive impact
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Installation Install the IAT sensor in the reverse order of removalPay attention to the following points: Tighten the IAT sensor mounting screws to the specified torque!