P1635 2012 Ford Fusion Code - Tire / Axle Ratio Out of Acceptable Range
Quick Answer
The All-Wheel Drive (AWD) system continuously monitors vehicle conditions and automatically adjusts the torque distribution between the front and rear wheels. Common causes include Incorrect tire size, Incorrect axle ratio, Incorrect Vehicle ID block configuration parameters. 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
- P1635 2012 Ford Fusion indicates Tire / Axle Ratio Out of Acceptable Range.
- Common causes
- Common causes include Incorrect tire size, Incorrect axle ratio, Incorrect Vehicle ID block configuration parameters.
- 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.
Code P1635 2012 Ford Fusion Description
What are the Possible Causes of the DTC P1635 2012 Ford Fusion?
- Incorrect tire size
- Incorrect axle ratio
- Incorrect Vehicle ID block configuration parameters
How to Fix the DTC P1635 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.
Code Tech Notes
After a new Powertrain Control Module (PCM) has been installed, the Vehicle Identification (VID) block must be programmed into the PCM.
There is a Factory Service Bulletin for the 2012 Ford Fusion
2012 Ford Fusion Factory Service Bulletin OBDII Code P1635
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1635 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 P1635 2012 Ford Fusion code?
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Frequently Asked Questions about P1635 2012 Ford Fusion Code
1. What are the common symptoms of OBDII code P1635 in a 2012 Ford Fusion?
- Common symptoms include the Check Engine light illuminating, reduced engine performance, and potential issues with the vehicle's transmission.
2. What does the OBDII code P1635 "Tire / Axle Ratio Out of Acceptable Range" mean for a 2012 Ford Fusion?
- This code indicates that the tire or axle ratio settings in the vehicle's computer are not within the acceptable range, potentially affecting the vehicle's performance.
3. What are the possible causes of OBDII code P1635 in a 2012 Ford Fusion?
- Possible causes include incorrect tire size or axle ratio settings, faulty wheel speed sensors, damaged wiring harnesses, or issues with the vehicle's computer system.
4. How can I diagnose the OBDII code P1635 in my 2012 Ford Fusion?
- Diagnosis typically involves checking the tire size and axle ratio settings, inspecting the wheel speed sensors, testing the wiring for any damage, and using a diagnostic scan tool to read the code.
5. Can I continue driving my 2012 Ford Fusion with OBDII code P1635 present?
- It is generally not recommended to drive with this code active, as it can lead to further damage to the vehicle and potential safety issues. It is best to address the underlying problem promptly.
6. How can I repair OBDII code P1635 in my 2012 Ford Fusion?
- Repair options may include correcting the tire size and axle ratio settings, replacing faulty wheel speed sensors, repairing damaged wiring, or resetting the vehicle's computer system.
7. Is it possible to reset the OBDII code P1635 in a 2012 Ford Fusion without repairing the issue?
- While clearing the code with a diagnostic scan tool may temporarily turn off the Check Engine light, the underlying problem will persist and the code is likely to reappear until the issue is resolved.
8. Can a DIY enthusiast fix OBDII code P1635 in a 2012 Ford Fusion?
- Depending on the cause of the code, some repairs related to tire size adjustments or sensor replacements may be feasible for experienced DIYers. However, complex issues may require professional help.
9. Will fixing OBDII code P1635 improve the fuel efficiency of my 2012 Ford Fusion?
- Resolving this code may help restore proper engine performance and improve fuel efficiency, especially if the issue was affecting the vehicle's transmission or overall drivability.
10. How much does it typically cost to repair OBDII code P1635 in a 2012 Ford Fusion?
- The cost of repair can vary depending on the cause of the code and whether professional assistance is needed. Simple fixes like adjusting tire settings may be inexpensive, while sensor replacements or computer system repairs could be more costly.
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