S2000 L4-2.2L (2004)
4. With the connectors still disconnected, make these input tests at the connectors.
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If any test indicates a problem, find and correct the cause, then recheck the system.
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If all the input tests prove OK, go to step 5.
5. Reconnect the connectors to the control unit, and make the input tests at the connectors.
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If any test indicates a problem, find and correct the cause, then recheck the system.
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If all the input tests prove OK, the control unit must be faulty; replace it.
