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Subaru Legacy Service Manual: Dtc u0423 invalid data received from instrument panel cluster control module

Subaru Legacy Service Manual / Airbag system (diagnostics) / Diagnostic chart with trouble code / Dtc u0423 invalid data received from instrument panel cluster control module

DTC DETECTING CONDITION:

Detected when CAN data from combination meter is abnormal.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Dtc u0073 control module communication bus off
DIAGNOSIS START CONDITION:Ignition voltage remains at 10 V or more for 1 second.DTC DETECTING CONDITION:Detected when malfunction occurs in CAN line.NOTE:Perform the diagnosis for LAN system. Basic D ...

Dtc u0422 invalid data received from body control module
DTC DETECTING CONDITION:Detected when CAN data from body integrated unit is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Inspection
1. CHECK FUSE1. Remove the fuse and inspect visually.2. If the fuse is blown out, replace the fuse.2. CHECK RELAY1. Measure the resistance between relay terminals.Terminal No.Inspection conditionsStandardCircuit1 — 2Always1 M- or more1 — 2Apply battery voltage between terminals 4 and 3.Less than ...

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