Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
To diagnose the C146E Toyota code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The Anti-Lock Brake System (ABS) solenoid relay supplies power to the ABS solenoid and TRAC solenoid. The solenoid relay is turned on 1.5 seconds after the ignition switch is turned to ON and is turned off if an open or short in the solenoid is detected by the self-diagnosis performed when the engine starts running. The ABS solenoid relay is housed in the Skid Control ECU (Brake Actuator Assembly) in the actuator assembly. The Diagnostic Trouble Code (DTC) will be set when the voltage at the terminal is 9.5 V or higher and the solenoid relay is ON, relay contact is OFF continuously for 0.22 seconds or more.
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