Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2804 epb no activity detected

Subaru Legacy BN/BS (2015-2019) Service Manual / Eyesight (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b2804 epb no activity detected

EPB control is abnormal.

NOTE:

Check the VDC. Basic Diagnostic Procedure > PROCEDURE

Dtc b2806 ecm abnormal

Detected when error occurs in the engine control module (ECM).NOTE:Perform check of the ECM. Basic Diagnostic Procedure > PROCEDURE Basic Diagnostic Procedure > PROCEDURE ...

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 malfunctio ...

Other materials:

Inspection
Before performing diagnosis, check the following item which might affect the quality of the tire pressure monitoring system.1. TIRE• Inspect that the tire pressure is within the specification while the tire is cool. (Refer to Tire Caution Label.)• Check the tires for damage or the insert ...