P2012 Mercury Code - Intake Manifold Runner Control Circuit Low Bank 2
Quick Answer
The P2012 diagnostic trouble code for a Mercury vehicle indicates an issue with the Intake Manifold Runner Control Circuit Low Bank 2. Common causes include Faulty intake manifold runner control valve, Wiring or electrical connections issues, Vacuum leaks in the intake manifold. 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
- P2012 Mercury indicates Intake Manifold Runner Control Circuit Low Bank 2.
- Common causes
- Common causes include Faulty intake manifold runner control valve, Wiring or electrical connections issues, Vacuum leaks in the intake manifold.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P2012 Mercury Description
The P2012 diagnostic trouble code for a Mercury vehicle indicates an issue with the Intake Manifold Runner Control Circuit Low Bank 2. This code specifically relates to the intake manifold runner control system, which is responsible for optimizing airflow to the engine. In modern vehicles, the intake manifold runner control system uses a series of valves or flaps to adjust the length of the intake runners, thereby improving engine performance across a range of speeds.
Common Causes of P2012 Mercury
- Faulty intake manifold runner control valve
- Wiring or electrical connections issues
- Vacuum leaks in the intake manifold
- Carbon buildup in the intake manifold
- Engine control module (ECM) failure
Symptoms of P2012 Mercury
- Reduced engine power
- Rough idling or stalling
- Decreased fuel efficiency
- Engine misfires
- Check Engine Light illuminated on the dashboard
How to Fix P2012 Mercury
- Begin by conducting a visual inspection of the intake manifold runner control system, looking for any obvious signs of damage or loose connections.
- Use a multimeter to test the voltage output of the intake manifold runner control circuit on bank 2 to determine if it falls outside the expected range.
- Inspect the intake manifold runner control valve on bank 2 for proper operation and replace if necessary.
- Check for any vacuum leaks in the intake manifold and repair as needed.
- Clear the diagnostic trouble codes from the vehicle's computer and test drive to ensure the issue has been resolved.
Cost to Fix P2012 Mercury
The cost of repairing a P2012 code on a Mercury vehicle can vary depending on the specific cause of the issue and the labor rates in your area. On average, the parts for this repair may range from $100 to $300, while labor costs can range from $150 to $300. Overall, the total repair cost for addressing the intake manifold runner control circuit low bank 2 issue could be anywhere from $250 to $600. It's important to note that these are rough estimates, and actual costs may vary based on individual circumstances and the specific needs of your vehicle.
Need more information about the P2012 Mercury code?
Need more information on how to fix the P2012 Mercury code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2012 Mercury code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P2012 Mercury Code
No Frequently Asked Questions about P2012 Mercury Code found.
Discuss the causes and fixes for P2012 Mercury OBDII Code
Code P2012 Mercury comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.