Lost Communication with Power Source Control (B278C)
ComponentsLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Brake Fluid: Replacement
REPLACEMENT CAUTION / NOTICE / HINT NOTICE:
Move the shift lever to P and apply the parking brake before replacing the brake fluid.
Add brake fluid to keep the level between the MIN and MAX lines of the reservoir while replacing the brake fluid.
If brake fluid leaks onto any painted surface, ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Safety Connect System: Red Indicator Remains On
DESCRIPTION This means that the DCM (telematics transceiver) has detected a malfunction in the safety connect system and stored a DTC or specific vehicle control history (RoB) Code. PROCEDURE 1. CHECK DTC (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the e ...