DTC Display Mode

The combination meter DTC can be displayed according to the following procedure.

1. Within 3 seconds after turning the ignition switch to ON, set the lighting switch to tail light or headlight position.
2. Press the trip meter knob four times.
3. Turn the lighting switch to OFF, and press the trip meter knob four times.
4. Set the lighting switch to tail light or headlight position again, and press the trip meter knob four times.
5. Go to "DTC display mode".
   NOTE:

   • If a diagnostic trouble code (DTC) is detected, an input error to meters exists. Check the harness on the body side and related parts.
   • Detected diagnostic trouble code (DTC) cannot be cleared.
   • When the engine starts during diagnosis, the self-diagnosis function is not cancelled, however, once ignition switch is turned OFF or the vehicle is driven, the DTC display mode is cancelled automatically.
   1. When the DTC display mode operates, the LCD or TFT displays whether diagnostic trouble code (DTC) exists.

      DTC display	Item	Condition
      "-"	-	Normal
      "Er"	-	System error (meter error)
      B900	Power supply system	When IG OFF is detected while driving
      B901	Speedometer	Abnormal speed pulse value and CAN data value with engine ON
      B902	Speedometer	Inconsistency between speed pulse value and CAN data value with engine ON
      U116	Tachometer	Abnormal input data with engine ON
      U140	Fuel meter	Abnormal input data with engine ON
      U155	CAN communication	CAN communication error
      U167	Immobilizer collation	Collation with body integrated unit failed
      U422	Fuel meter	Abnormal input data with IG ON
      U431	Fuel meter	When input data out of range is detected with engine ON

   2. If the diagnostic trouble code (DTC) is stored, ODO value at occurrence of trouble is displayed.
      NOTE:

      • Diagnostic trouble code (DTC) is stored for up to four cases. If diagnostic trouble code (DTC) is input exceeding four cases, the code is deleted in order starting with the oldest one.
      • When there are more than one diagnostic trouble code (DTC), the code is displayed according to the following conditions and switches every time when the trip meter knob is pressed.
      1. Displayed in the descending order of ODO value.
      2. If the ODO value is the same, displayed in the ascending order of diagnostic trouble code (DTC) value.
         Fig 1: Display - Stored Diagnostic Trouble Code (DTC) Readings

         Courtesy of SUBARU OF AMERICA, INC.