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Home >> VinFast >> 2023 >> VF8 Plus >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Front/Rear Drive Motor Control Diagnosis (1 Of 2) >> DTC U0122-82: Level2 Functional Safety Monitoring Communication Rolling Counter With VCU - Alive/Sequence >> VinFast DTC Guided Repair Instruction >> Operating Conditions

Operating Conditions

Enable Criteria Ignition ON
Failure Criteria Compare the rolling counter value of the currently received data frame with the value of the last received rolling counter. The difference is not 1 or -15.
Failure/Mature Time 30 ms
Pass Criteria Compare the rolling counter value of the currently received data frame with the value of the last received rolling counter. The difference is 1 or -15.
Pass/De-mature Time 30 ms
Failure Aging 100 Ignition cycles.
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