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Old 12-15-2011, 09:16 PM   #1
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Are all parts you recently replaced OEM?

Common causes for these two trouble codes are the non-return valve or electric change over valve (you replaced this).

Do you hear the pump running after starting the motor (cold)? You should here a whine sound from the rear passenger side of the car for a ~minute after starting the motor.

You might have an electrical issue to the system/valves??
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Old 12-19-2011, 09:45 PM   #2
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All OEM parts. Pump runs for the requisite 90 seconds. Checked all the electrics several times. Still the lights come on with every cold start.
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Old 12-22-2011, 04:48 PM   #3
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Just for the heck of it... After the motor warms up remove the oil fill cap. Is it hard to remove? Does the motor idle drop (almost die)?
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