Start by checking 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's pins.
The cost to diagnose the P0A92 MERCURY code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
The HV control ECU monitors the energy balance of the hybrid vehicle generator (MG1) system. If the HV control ECU detects a malfunction in the amount of electrical energy while the MG1 charges or discharges electricity, it illuminates the MIL and sets a Diagnostic Trouble Code (DTC).
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