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.
In some vehicles, it is necessary to replace the Power Steering ECU when there is a problem in the power relay because each relay is built into the Power Steering ECU.
To diagnose the C1552 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.
When a problem occurs in the power steering system, the power source relay circuit is shut off to stop the power assist. The Power Steering ECU monitors the Power Supply Voltage. The Power Steering ECU sets the OBDII code when the Power Supply Voltage is not to factory specifications.
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