Subaru Legacy BN/BS (2015-2019) Service Manual: General description

Dtc u1140 lost communication with body control module body-can

Detected when CAN data (headlights ON signal) is not received from the body integrated unit.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

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 op ...

Other materials:

Procedure
1. Activation of malfunction indicator light Malfunction Indicator Light > ACTIVATION OF MALFUNCTION INDICATOR LIGHT↓2. Malfunction indicator light does not come on Malfunction Indicator Light > MALFUNCTION INDICATOR LIGHT DOES NOT COME ON↓3. Malfunction indicator light does not go off ...