AutoCodes – Ford – P0690 2012 Ford Fusion

P0690 2012 Ford Fusion Code - Electronic Control Module Power Relay Sense Circuit High

Quick Answer

The Powertrain Control Module (PCM) monitors the voltage on the Ignition Switch Position Run (ISP-R) and the Fuel Injector Power Monitor (INJPWRM) circuits. Common causes include Weak battery, Low voltage while cranking, Faulty Powertrain Control Module (PCM) relay. 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
P0690 2012 Ford Fusion indicates Electronic Control Module Power Relay Sense Circuit High.
Common causes
Common causes include Weak battery, Low voltage while cranking, Faulty Powertrain Control Module (PCM) relay.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,677
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 05, 2019
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Code P0690 2012 Ford Fusion Description

The Powertrain Control Module (PCM) monitors the voltage on the Ignition Switch Position Run (ISP-R) and the Fuel Injector Power Monitor (INJPWRM) circuits. This DTC sets when the voltage on the ISP-R and the INJPWRM circuit voltages do not correspond for a calibrated period of time.
OBDII Code P0690 2012 Ford Fusion - Electronic Control Module Power Relay Sense Circuit High - AutoCodes.com
P0690 2012 Ford Fusion Code - Electronic Control Module Power Relay Sense Circuit High

What are the Possible Causes of the DTC P0690 2012 Ford Fusion?

  • Weak battery
  • Low voltage while cranking
  • Faulty Powertrain Control Module (PCM) relay
  • Blown PCM fuse
  • Faulty PCM
  • PCM harness is open or shorted
  • PCM circuit poor electrical connection

How to Fix the DTC P0690 2012 Ford Fusion?

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 P0690 2012 Ford Fusion 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.

Need more information about the P0690 2012 Ford Fusion code?

Need more information on how to fix the P0690 2012 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0690 2012 Ford Fusion code diagnosed by a professional: Find a repair shop in your area

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 P0690 2012 Ford Fusion Code

1. What does OBDII code P0690 on a 2012 Ford Fusion mean?

This code, Electronic Control Module Power Relay Sense Circuit High, indicates a high voltage condition in the power relay sense circuit of the electronic control module (ECM).

2. What are the common symptoms of OBDII code P0690 in a 2012 Ford Fusion?

Common symptoms may include illuminated Check Engine light, engine stalling or hesitation, poor fuel efficiency, and issues with starting the vehicle.

3. What can cause the OBDII code P0690 to trigger in a 2012 Ford Fusion?

Possible causes of this code include a faulty power relay, damaged wiring or connectors in the power relay sense circuit, or a malfunctioning electronic control module (ECM).

4. How can I diagnose the OBDII code P0690 in my 2012 Ford Fusion?

Diagnosing this code typically involves using a scan tool to retrieve the trouble code, inspecting the power relay and related wiring, and testing the electronic control module for proper voltage readings.

5. Can I continue driving my 2012 Ford Fusion with OBDII code P0690 present?

It's not recommended to drive your vehicle with this code present, as it can lead to more serious issues and potential engine damage. It's best to address the underlying problem promptly.

6. How can I repair OBDII code P0690 in my 2012 Ford Fusion?

Repair options may include replacing the power relay, repairing any damaged wiring or connectors, or replacing the electronic control module if necessary. It's advisable to seek professional help for accurate diagnosis and repair.

7. Are there any DIY tips for addressing OBDII code P0690 in a 2012 Ford Fusion?

While simple tasks like checking for loose connections or damaged wiring can be done by DIY enthusiasts, it's recommended to consult a qualified mechanic for a thorough diagnosis and repair to ensure proper resolution.

8. Will resetting the OBDII code P0690 in my 2012 Ford Fusion make it go away permanently?

Simply resetting the code may temporarily clear the Check Engine light, but if the underlying issue causing the code is not addressed, it is likely to reoccur. Proper diagnosis and repair are necessary for a permanent solution.

9. Is OBDII code P0690 in a 2012 Ford Fusion a common issue?

While this code may not be as common as some other OBDII codes, it can still occur due to various factors like electrical issues, component failures, or wiring problems in the vehicle's power relay sense circuit.

10. Can a faulty battery or alternator cause OBDII code P0690 to trigger in a 2012 Ford Fusion?

While it's less common, a faulty battery or alternator can potentially cause voltage irregularities that may lead to the triggering of this code. It's important to have the charging system checked as part of the diagnostic process.

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