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XJ8 L
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Repair and Diagnosis (Single Page)
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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 P1642: Controller Area Network Circuit Malfunction
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Possible Causes
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Possible Causes
CAN short circuit fault.
Control module failure (check for additional flagged DTC(s) to locate control module source.