Vauxhall Vivaro non start fault 0 miles on dash, no comms with reductant control module SCR P1022

Investigating & Fixing a Non start fault on a 2018 Vauxhall / Opel Vivaro same as the Renault trafic. 0 miles left on dash board , add blue fault, no communication with SCR / add blue / reductant control module. P1022 lost communication with reductant control module stored in engine ecu. Fault relates to a corroded / broken wire.

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