Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0101 lost communication with tcm

Subaru Legacy BN/BS (2015-2019) Service Manual / Keyless access with push button start system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0101 lost communication with tcm

Detected when CAN data from TCM does not arrive.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Dtc b2271 ign relay control circuit

DTC DETECTING CONDITION:• When malfunction is detected in IG1 and IG2 drive circuits in the keyless access CM.• When malfunction is detected in IG hold circuit in the keyless access CM.TRO ...

General description

...

Other materials:

Tire pressure warning light does not come off
DETECTING CONDITION:• Defective combination meter• Tires pressure drop• Transmitter ID not registeredTROUBLE SYMPTOM:Tire pressure warning light remains illuminating after engine starts.STEPCHECKYESNO1.CHECK DTC.Read the DTC of tire pressure monitoring. Read Diagnostic Trouble Cod ...