Protege L4-2.0L DOHC (2003)
4. Inspect for an open or short circuit in the following wiring harnesses by probing the applicable sensor and SST (104 Pin Breakout Box) terminals
with ohmmeter leads.
Open circuit
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Control circuit (EGR valve connector terminal E and PCM connector terminal 68)
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Control circuit (EGR valve connector terminal A and PCM connector terminal 72)
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Control circuit (EGR valve connector terminal B and PCM connector terminal 46)
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Control circuit (EGR valve connector terminal F and PCM connector terminal 56)
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Power circuit (EGR valve connector terminal C or D and main relay connector terminal D through common connector)
Short circuit
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Control circuit (EGR valve connector terminal E and PCM connector terminal 68 to GND)
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Control circuit (EGR valve connector terminal A and PCM connector terminal 72 to GND)
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Control circuit (EGR valve connector terminal B and PCM connector terminal 46 to GND)
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Control circuit (EGR valve connector terminal F and PCM connector terminal 56 to GND)
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Power circuit (EGR valve connector terminal C or D and main relay connector terminal D through common connector to GND)
5. Remove the EGR valve, and inspect for any damage or clogging. Replace the EGR valve if not as specified.
6. Connect the negative battery cable.
