Subaru Legacy BN/BS (2015-2019) Service Manual: Abs warning light does not go off

Subaru Legacy BN/BS (2015-2019) Service Manual / Vehicle dynamics control (vdc) (diagnostics) / Warning light illumination pattern / Abs warning light does not go off

DETECTING CONDITION:

• Defective combination meter

• Defective engine

• Defective CAN communication

TROUBLE SYMPTOM:

When starting the engine, the ABS warning light is kept on.

STEP	CHECK	YES	NO
1.READ DTC. Read the DTC. Read Diagnostic Trouble Code (DTC)	Is DTC displayed-	Perform the diagnosis according to DTC. List of Diagnostic Trouble Code (DTC)	Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF
2.CHECK VDCCM. Display the current data of VDCCM using Subaru Select Monitor.	Is the «ABS Warning Lamp» ON-	Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF	Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF
3.CHECK WARNING LIGHT. 1) Save the freeze frame data. 2) Perform the Clear Memory Mode. Clear Memory Mode	Does the ABS warning light go off-	Normal Perform the Inspection Mode to check that the light does not turn ON again.	Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF
4.READ DTC. Read the DTC after driving the vehicle at 40 km/h (25 MPH) or more.	Is DTC displayed-	Perform the diagnosis according to DTC. List of Diagnostic Trouble Code (DTC)	Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF
5.CHECK LAN SYSTEM. Perform the diagnosis for LAN system. Basic Diagnostic Procedure	Is there any fault in LAN system-	Perform the diagnosis according to DTC for LAN system. List of Diagnostic Trouble Code (DTC)	Warning Light Illumination Pattern > ABS WARNING LIGHT DOES NOT GO OFF
6.CHECK COMBINATION METER. Check the combination meter. Combination Meter System > OPERATION	Is combination meter OK-	Replace the VDCCM&H/U. VDC Control Module and Hydraulic Control Unit (VDCCM&H/U)	Replace the combination meter. Combination Meter > REMOVAL

Electronic parking brake indicator light is blinking

DETECTING CONDITION:• When VDCCM&H/U was replaced• When fault was detected or electronic parking brake switch was operated under faulty condition• When electronic parking brake switc ...

Ebd warning light, abs warning, vdc off indicator light, vdc warning light and vdc indicator light do not come on

DETECTING CONDITION:Defective combination meterTROUBLE SYMPTOM:When the ignition switch is turned to ON (engine OFF), brake warning light (EBD warning light), ABS warning light, VDC OFF indicator ligh ...

Other materials:

Secondary pressure (line pressure) test inspection
CAUTION:• Directly after the vehicle has been running or the engine has been idling for a long time, the CVTF is hot. Be careful not to burn yourself.• Make sure no other person is around the vehicle during secondary pressure (line pressure) test measurement.• After performing the ...