Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Network Gateway Ecu

Lost Communication with Power Source Control (B278C)

DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and power management control ECU stops for 10 seconds or more. DTC No. Detection Item ...

Components

COMPONENTS ILLUSTRATION *1 ECU INTEGRATION BOX RH *2 NETWORK GATEWAY ECU ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear Door: Inspection
INSPECTION PROCEDURE 1. INSPECT REAR DOOR OUTSIDE HANDLE ASSEMBLY LH (a) Apply 6.0 V (4 dry cell batteries in series) to the rear door outside handle assembly LH and check that the light comes on. NOTICE: Do not apply more than 6.0 V. OK: Condition Specified Condition Battery positive ( ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Door Lock Control System: System Description
SYSTEM DESCRIPTION POWER DOOR LOCK CONTROL SYSTEM DESCRIPTION (a) The power door lock system locks/unlocks all doors. The main body ECU (multiplex network body ECU) receives lock/unlock request signals from a door control switch or the driver door key lock and unlock switch. Then, the main body ECU ...