DTC U0046-83: Vehicle Communication Bus C - Value of signal protection calculation incorrect: Action
- Using JLR approved diagnostic equipment, check the gateway module for related DTCs and refer to the relevant DTC index. Clear DTCs and retest
- If the fault persists, using JLR approved diagnostic equipment, check the snapshot data to determine the invalid data source control module. Check the relevant control module for related DTCs and refer to the relevant DTC index