DTC code
Vehicle-specific published guides for this diagnostic trouble code.
U0038 may indicate a PT-CAN bus-off communication problem where the PCM can have trouble sending information to another control unit over the PT-CAN C network.
Article vehicle: 2016-2024 Honda Civic 1.5TurboGas
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U0038 may indicate that the Integrated Control Module is seeing a communication problem on the DF-CAN B network.
Article vehicle: 2020-2025 Honda Cr V 2.0Hybrid
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U0038 may indicate an F-CAN BUS-OFF communication concern involving the ICM, where the module may not be communicating normally on the DF-CAN B network.
Article vehicle: 2018-2025 Honda Accord 2.0Hybrid
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U0038 may indicate that the PCM cannot send a communication signal to another unit over the PT-CAN network.
Article vehicle: 2016-2024 Honda Civic 2.0 Gas
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