Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2803 epb operation prohibit

Subaru Legacy BN/BS (2015-2019) Service Manual / Eyesight (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b2803 epb operation prohibit

EPB operation is prohibited.

In addition, in VDC brake maintenance mode VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) > MAINTENANCE MODE, even if any DTC is detected, the system malfunction does not exist. Therefore, perform Clear Memory Mode. Clear Memory Mode

NOTE:

Check the VDC. Basic Diagnostic Procedure > PROCEDURE

Dtc b2804 epb no activity detected

EPB control is abnormal.NOTE:Check the VDC. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0140 lost communication with body control module

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

Other materials:

Preparation tool
1. SPECIAL TOOLILLUSTRATIONTOOL NUMBERDESCRIPTIONREMARKS — (Newly adopted tool)SUBARU SELECT MONITOR 4Used for setting of each function and troubleshooting for electrical system.NOTE:For detailed operation procedures of Subaru Select Monitor 4, refer to “Application help”.2. GENERAL TO ...