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Jaguar
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2002
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XJR 100
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Repair and Diagnosis
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Engine Performance
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Testing & Diagnosis
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Engine Controls - Self-Diagnostics
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Diagnostic Trouble Code Identification
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DTC P1649: ECM Flash Programming Circuit Malfunction
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Possible Cause
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Possible Cause
ECM to Data Link Connector (DLC) circuit shorted to ground or shorted to voltage.