RDX AWD L4-2.3L Turbo (2010)
5. Remove the brake booster pressure sensor (B), then disconnect the brake booster pressure sensor hose (C).
NOTE: Check for damage and deterioration of the brake booster pressure sensor hose.
6. Install the brake booster pressure sensor in the reverse order of removal.
7. Install the under-hood fuse/relay box.
8. Start the engine, and check that the electric vacuum pump system indicator goes off See: Power Brake Assist/Testing and Inspection/Initial
Inspection and Diagnostic Overview.