AutoCodes – Mercury – P0214 Mercury

P0214 Mercury Code - Cold Start Injector 2 Malfunction

Quick Answer

This fault code is stored in the Engine Control Module (ECM) when the injector control circuit does not behave as expected. Common causes include Faulty Cold Start Injector 2, Cold Start Injector 2 harness is open or shorted, Cold Start Injector 2 circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0214 Mercury indicates Cold Start Injector 2 Malfunction.
Common causes: Common causes include Faulty Cold Start Injector 2, Cold Start Injector 2 harness is open or shorted, Cold Start Injector 2 circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 453

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on May 23, 2021

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0214 Mercury Description

This fault code is stored in the Engine Control Module (ECM) when the injector control circuit does not behave as expected. The ECM uses the induced voltage from the injector to indicate that the fuel injector circuit is operating correctly electrically. It does not signal the mechanical condition of the injector. When the ECM opens the ground circuit for an injector, to cease current flow, a voltage is induced into the winding. This voltage shows the electrical integrity of the injector and associated wiring. Absence of this induced voltage results in a Diagnostic Trouble Code (DTC) being stored in the ECM.

OBDII Code P0214 Mercury - Cold Start Injector 2 Malfunction - AutoCodes.com — P0214 Mercury Code - Cold Start Injector 2 Malfunction

What does this mean?

What are the Possible Causes of the DTC P0214 Mercury?

Faulty Cold Start Injector 2
Cold Start Injector 2 harness is open or shorted
Cold Start Injector 2 circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0214 Mercury?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0214 Mercury code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0214 Mercury Code

What does the OBDII code P0214 mean for a Mercury vehicle?

The code P0214 indicates a malfunction in the cold start injector 2 circuit, which typically affects the engine's ability to start and run smoothly when cold.

What are the common symptoms of the P0214 code?

Common symptoms include hard starting when the engine is cold, rough idling, increased fuel consumption, and potential stalling when the engine is not at operating temperature.

What causes the P0214 code to trigger?

The P0214 code can be triggered by a faulty cold start injector, wiring issues, a bad connector, or problems with the engine control module (ECM) that manages the fuel injection system.

Can I drive my vehicle with the P0214 code?

It is not recommended to drive your vehicle with the P0214 code, as it may lead to poor engine performance and increased fuel consumption, and could potentially cause further damage.

How can I diagnose the P0214 code?

To diagnose the P0214 code, you should start by inspecting the cold start injector and its wiring for damage or corrosion. Use a multimeter to check for proper voltage and resistance in the injector circuit.

What repairs are commonly needed for the P0214 code?

Common repairs for the P0214 code may include replacing the faulty cold start injector, repairing or replacing damaged wiring or connectors, or reprogramming the ECM if it is found to be the issue.

Are there any common misconceptions about the P0214 code?

A common misconception is that the P0214 code will always indicate a bad cold start injector; however, issues with wiring or the ECM can also trigger this code.

How can I prevent the P0214 code from occurring?

Preventive measures include regular maintenance checks, ensuring good fuel quality, and addressing engine issues promptly to avoid stress on the fuel injection system.

Is it necessary to clear the P0214 code after repairs?

Yes, after making the necessary repairs, you should clear the fault codes using an OBDII scanner, and then test drive the vehicle to ensure the code does not return.