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 C2420 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 Electro Hydraulic Power Steering (EHPS) is assistance steering ability system uses an electrical motor that generates oil pressure not to use the Engine power. The Temperature Sensor is installed in the Motor Pump Unit (MPU) in order to measure oil temperature, This sensor uses a thermistor whose resistance changes according to the temperature changes. The MPU ECU perform limit current control to prevent from over-heating and motor speed control according to viscosity changes. This Diagnostic Trouble Code (DTC) code is set when supplied over current or input too high temperature to MPU ECU, in order to protect MPU ECU. The MPU not perform EHPS control.
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