RSX L4-2.0L (VTEC) (2002)
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Oxygen Sensor Relay: Testing and Inspection
Power Relay Test
Normally-open type, A:
Check for continuity between the terminals.
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There should be continuity between the No.1 and No.2 terminals when power and ground are connected to the No.3 and No.4 terminals.
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There should be no continuity between the No.1 and No.2 terminals when power is disconnected.
Air Fuel Ratio Sensor Relay
