LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2012 >> Outback Base, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Instrumentation System & Driver Information Center) >> Combination Meter System >> Inspection >> Communication Error Display
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Communication Error Display

WARNING: This page is about a different car, the 2011 Subaru Tribeca. However, it is still accessible from the selected car via links, so may be relevant.

When the following error code is displayed in the ODO/trip meter, inspect the communication circuit since the communication failure is generated between each control module. Refer to BASIC DIAGNOSTIC PROCEDURE .

Fig 1: Identifying Communication Error Display
G05033565Courtesy of SUBARU OF AMERICA, INC.
ERROR DISPLAY CHART

Error code Remarks
Er IU Malfunction in integrated unit
Er - Simultaneous malfunction of high/low speed CAN communication
Er HC High speed CAN communication failure
Er LC Malfunction of low-speed CAN communication
Er EG EGI communication failure
Er tC TCM communication failure
Er Ab VDCCM communication failure
Er SP VDCCM DTC information and vehicle speed pulse malfunction
Er SS Wheel speed data malfunction
Er bb Vacuum pump system malfunction