Toyota Corolla Cross: M20a-fxs (engine Control)

 Front Side Marker Light Circuit

DESCRIPTION When the light control switch is in the TAIL or HEAD position, the main body ECU (multiplex network body ECU) sends an illumination request signal to the headlight ECU sub-assembly LH/RH to illuminate the front side marker lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspe

 Check Bus 2 Line

DESCRIPTION Symptom Trouble Area There are ECUs or sensors that display a communication stop on the bus diagnostic screen. Or, there are ECUs or sensors that display communication stop history on the "Detail" screen. CAN main