Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the P0073 Volvo code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
The Engine Control Module (ECM) monitors the Outside Temperature Sensor. If the control module receives a signal from the outside temperature sensor corresponding to a temperature lower than -39 °C (-38.2 °F) (low signal) or higher than +129 °C (264.2 °F) (high signal) the control module interprets it as a fault and Diagnostic Trouble Code (DTC) is stored.
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