Engine-Codes - Mercury - P0A10 MERCURY

P0A10 MERCURY Code - DC/DC Converter Status Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|P0A10 MERCURY code possible causes

  • Faulty DC/DC Converter
  • DC/DC Converter harness is open or shorted
  • DC/DC Converter circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

|How is the P0A10 MERCURY code repair?

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.

|What is the cost to diagnose the P0A10 MERCURY code

Labor: 1.0

The cost to diagnose the P0A10 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.

|What are P0A10 MERCURY code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What is P0A10 MERCURY code meaning?

The Powertrain Control Module (PCM) controls the DC/DC enable hardwired signal to switch the DC/DC converter on and off. The DC/DC converter provides feedback to the PCM using the hardwired DC/DC fault signal. The DC/DC fault signal indicates to the PCM when the converter is non-operational or when a fault has occurred.

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