C2191 LEXUS – Vehicle Speed Signal Error

C2191 LEXUS Possible Symptoms

Tire Pressure Monitor System (TPMS) Warning Light ON,Anti-Lock Brake System (ABS) Warning Light ON

C2191 LEXUS Possible Causes

Faulty Vehicle Speed Sensor,Vehicle Speed Sensor harness is open or shorted,Vehicle Speed Sensor circuit poor electrical connection,Faulty Tire Pressure Warning ECU

C2191 LEXUS Description

The Tire Pressure Warning ECU receives a speed signal from the combination meter. This Diagnostic Trouble Code (DTC) is stored upon entering test mode, and cleared when a vehicle speed signal of 12 mph (20 km/h) is detected for 3 seconds or more. The DTC is output only in test mode.