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2007
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Corolla L4-1.8L (1ZZ-FE)
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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U Code Charts
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U0073
U0073
DTC U0073/94 Control Module Communication Bus OFF
INSPECTION PROCEDURE
Refer to CAN Communication System; Testing and Inspection.
Initial Inspection and Diagnostic Overview