AutoCodes - OBDII Code List - P1474 MERCURY

P1474 MERCURY - Low Fan Control Primary Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

P1474 MERCURY Possible Causes

  • Faulty Cooling Fan
  • Faulty Cooling Fan Relay
  • Cooling Fan harness is open or shorted
  • Cooling Fan circuit poor electrical connection

How do I fix code P1474 MERCURY?

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's pins.
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Cost of diagnosing the P1474 MERCURY code

Labor: 1.0

The cost of diagnosing the P1474 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the code detected?

Cooling fan enabled Engine Control Module (ECM) detected excessive current draw or no voltage at all

Possible Symptoms

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

P1474 MERCURY Description

Monitors the Low Fan Control (LFC) primary circuit output from the Powertrain Control Module (PCM). The test fails if the PCM grounds the LFC circuit, excessive current draw is detected on the LFC circuit, or with the LFC circuit not grounded by the PCM, voltage is not detected on the LFC circuit (the PCM expects to detect VPWR voltage coming through the low speed FC relay coil to the LFC circuit).
OBDII Code P1474 Mercury - Low Fan Control Primary Circuit -

More Information

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