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Testing & Diagnosis
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Advanced Diagnostics - Civic - DTC P2122 Through U0300
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DTC U0155: F-CAN Malfunction (Engine Control Module (ECM)/Powertrain Control Module (PCM)-Gauge Control Module)
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Malfunction Threshold (M/T)
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Malfunction Threshold (M/T)
No signals from the gauge control module via the CAN lines are received for at least 1 second.