Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2801 tcm abnormal

Subaru Legacy BN/BS (2015-2019) Service Manual / Eyesight (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b2801 tcm abnormal

Detected when error occurs in the automatic transmission.

NOTE:

Check the automatic transmission. Basic Diagnostic Procedure > PROCEDURE

Dtc b2802 etc abnormal

Detected when error occurs in the electronic throttle control.NOTE:Check the electronic throttle control. Basic Diagnostic Procedure > PROCEDURE Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0101 lost communication with tcm

Detected when CAN data from TCM is not transmitted to stereo camera.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Inspection
1. WIRING DIAGRAMRefer to “Seat Heater System” in the wiring diagram.• Front: Seat Heater System > WIRING DIAGRAM• Rear: Seat Heater System > WIRING DIAGRAM2. DIAGNOSTIC CHARTSymptomsRepair orderFront seat heater does not operate.Refer to “HVAC SYSTEM (DIAGNOSTICS)&rd ...