EGR CONTROL VALVE INSPECTION[AJ (3.0L Duratec)]
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Airflow Inspection
1. Disconnect the vacuum hose from the EGR control valve (intake manifold side and EGR valve side).
2. Plug the EGR control valve port (EGR valve side).
3. Install the vacuum pump to the EGR control valve port (intake manifold side).
4. Verify that no vacuum is applied when applying vacuum to the EGR control valve using the vacuum pump.
Resistance Inspection
1. Disconnect the negative battery cable.
2. Disconnect the EGR control valve connector.
3. Measure the resistance between the EGR control valve terminals.
Circuit Open/Short Inspection
1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION[AJ (3.0L Duratec)].)
2. Inspect the following wiring harness for open or short (continuity check).
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Open circuit
Short circuit