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Home >> Ford >> 2022 >> Transit Connect Titanium, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 166 (Handles, Locks, Latches And Entry Systems) >> Diagnosis And Testing >> Locks, Latches and Entry Systems >> Pinpoint Tests >> Pinpoint Test X : U0258:87 Or U1A00:00 >> Notes

Pinpoint Test X : U0258:87 Or U1A00:00: Notes

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U0258:87 or U1A00:00 

Refer to Remote Keyless Entry and Alarm for schematic and connector information.

Normal Operation and Fault Conditions 

The RTM communicates with the BCM over a LIN circuit and, when the network is awake, over the CAN.

RTM DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
U1A00:00 Private Communication Network: No Sub Type Information Sets when the RTM detects a fault with the LIN circuit to the BCM.

BCM DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
U0258:87 Lost Communication With Radio Transceiver: Missing Message Sets when the BCM detects a communication fault with the RTM over the LIN circuit.

Possible Causes 

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