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Home >> Lexus >> 1992 >> LS 400 >> Repair and Diagnosis >> Brakes >> Traction Control >> Traction Control System >> Diagnostic Charts >> Code 52: Brake Fluid Level Warning Switch Circuit >> Circuit Description
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Circuit Description

The brake fluid level warning switch sends the appropriate signal to the ECU when the brake fluid level drops.

CODE 52 DIAGNOSTIC

Code No. Diagnosis Trouble Area
52 Brake fluid level warning switch ON. Brake fluid leakage. Brake fluid level switch. (Remains ON) Harness or connector between brake fluid level warning switch and ECU. (Short in LBL1 harness). ECU