Faster/Slower Vehicle Speed Than The Actual Speed Is Displayed

CHECK THE ACTUAL VEHICLE SPEED.
Check that the vehicle speed indicated in the meter matches with the actual vehicle speed.

Does the vehicle speed match?
- Yes : Currently, it is normal.
- No : Go to 2.
CHECK DTC (CURRENT MALFUNCTION).
Read DTC of combination meter. Ref. to COMBINATION METER (DIAGNOSTICS)>Diagnostic Trouble Code (DTC) .

Is DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE displayed?
- Yes : Perform the diagnosis according to the basic diagnostic procedure in LAN SYSTEM (DIAGNOSTICS). Ref. to LAN SYSTEM (DIAGNOSTICS)>Basic Diagnostic Procedure .
- No : Go to 3.
CHECK SPEEDOMETER.
Connect the Subaru Select Monitor, and perform forced operation of the speedometer with [Active Test] for the combination meter. Ref. to COMBINATION METER (DIAGNOSTICS)>Active Test .

Do the indicated vehicle speed on Subaru Select Monitor and the speedometer indication match?
- Yes : Perform a unit inspection for the vehicle speed sensor.
- No : Replace the combination meter. Ref. to INSTRUMENTATION/DRIVER INFO>Combination Meter .