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Pinpoint Test H : U0146:00: Notes

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Normal Operation and Fault Conditions 

With the ignition ON, the GWM sends messages to the RTM using the MS-CAN 1. If the RTM does not receive these messages within a predetermined time frame, the RTM sets a DTC.

DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
U0146:00 Lost Communication with Gateway "A": No Sub Type Information This DTC sets in continuous memory if any of the following messages is missing from the GWM or contain invalid information; vehicle operation modes, TPMS status or engine data.

Possible Sources 

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