P0925 - Understanding DTC P0925: Transmission Range Sensor Circuit High Input - Common in 2015-2019 Ford F-150

Quick Answer

P0925 means: DTC P0925 indicates a high input from the transmission range sensor circuit, affecting shifting performance.

Fix: Check and replace faulty components Cost: $150 - $300 Time: 90-180 minutes

Can I drive with P0925? Immediate attention is recommended to avoid further transmission damage.

Common Questions

What does P0925 mean and how does it affect my car?

DTC P0925 indicates that the transmission range sensor is sending a high input signal to the vehicle's Engine Control Module. This can cause issues with shifting gears, leading to poor performance and could potentially damage the transmission if not addressed. It's essential to diagnose and fix this issue promptly to maintain vehicle safety and efficiency.

What are the most common causes of P0925 and how much does it cost to fix?

Common causes include wiring issues (40% likelihood), a faulty transmission range sensor (30%), and software glitches. Repair costs can range from $100 for wiring repairs to $1,500 for a transmission control module replacement, depending on the specific issue.

Can I drive my car with P0925 or should I stop immediately?

While you may be able to drive your vehicle, it is not recommended. Continuing to drive with this code could exacerbate the problem and lead to more severe damage to the transmission. It's best to address this issue as soon as possible.

How can I diagnose P0925 myself using GeekOBD APP?

Using the GeekOBD APP, you can perform an OBD2 scan to retrieve the P0925 code and view freeze frame data. This information can help you understand the context of the fault. Additionally, you can check other related codes that may provide more insight into the issue.

What vehicles are most commonly affected by P0925?

Vehicles like the 2015-2019 Ford F-150 and certain Jeep models from 2014-2018 are commonly affected by the P0925 code. Always check for any recalls or Technical Service Bulletins (TSBs) related to the vehicle's transmission system.

How can I prevent P0925 from happening again?

Regular maintenance is key to preventing P0925. Ensure you have routine checks on the transmission system, look for any signs of wear and tear in wiring, and keep the vehicle's software updated to mitigate potential glitches.

What is P0925?

DTC P0925 refers to an issue with the transmission range sensor circuit, specifically indicating a high input. This sensor plays a crucial role in determining the position of the transmission, which is essential for proper shifting and overall vehicle performance. When this code triggers, it can lead to erratic shifting behavior, poor fuel economy, and can even affect the vehicle's ability to enter certain gears. In simple terms, if the transmission range sensor is sending a high signal to the Engine Control Module (ECM), it may misinterpret the vehicle's gear position, leading to performance issues. This code is commonly seen in vehicles like the 2015-2019 Ford F-150, which may experience a variety of symptoms including the Check Engine light illuminating, transmission slipping, or the vehicle not shifting at all. Understanding this code is vital for addressing any underlying issues promptly, as neglecting to do so can lead to more significant transmission problems and costly repairs down the line.

System: P - Powertrain (Engine, Transmission, Emissions)

Symptoms

Common symptoms when P0925 is present:

  • Check engine light stays on constantly, indicating a persistent issue that needs immediate attention.
  • Transmission shifts erratically or fails to shift, making driving difficult and potentially unsafe.
  • Engine hesitates during acceleration, leading to a frustrating driving experience and possible safety hazards.
  • Fuel economy decreased by 10-15%, which will impact your wallet and may indicate other underlying issues.
  • Vehicle may not go into certain gears, preventing you from driving at higher speeds or causing abrupt stops.

Possible Causes

Most common causes of P0925 (ordered by frequency):

  1. Wiring issues or connectors related to the transmission range sensor, with a likelihood of 40%. Look for frayed wires or corrosion.
  2. Faulty transmission range sensor itself, which can occur in 30% of cases. This sensor may need replacement if it fails to operate correctly.
  3. Software glitches in the vehicle's ECU or TCM, which can result in incorrect readings. Regular updates can help to prevent this issue.
  4. Less common but serious cause includes a failing transmission control module (TCM), which could lead to significant performance issues.
  5. Rare cause could be a mechanical failure within the transmission itself, leading to extensive repair needs.

P0925 Repair Costs

Cost Breakdown by Repair Type

Transmission Range Sensor Replacement

Replacing the faulty transmission range sensor can resolve the P0925 code.

  • Total: $150 - $300
  • Success rate: 85%
Wiring Repair

Repairing damaged wiring or connectors can also fix the issue.

  • Total: $100 - $200
  • Success rate: 75%
Transmission Control Module (TCM) Replacement

In case of a failing TCM, replacing it is necessary to restore proper functionality.

  • Total: $800 - $1,500
  • Success rate: 90%
Money-Saving Tips for P0925
  • Start with the most common and least expensive repairs first
  • Use GeekOBD APP to confirm diagnosis before replacing expensive parts
  • Consider preventive maintenance to avoid future occurrences
  • Compare prices for OEM vs aftermarket parts based on your needs
  • Address the issue promptly to prevent more expensive secondary damage

Diagnostic Steps

Professional P0925 Diagnosis Process

Follow these systematic steps to accurately diagnose P0925. Each step builds on the previous one to ensure accurate diagnosis.

Step 1: Step 1

Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes)

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 2: Step 2

Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes)

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 3: Step 3

Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the transmission range sensor and wiring (20-30 minutes)

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 4: Step 4

Step 4: System function test - Verify proper operation after repairs have been made and clear codes (10-15 minutes)

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 5: Step 5

Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success (15-20 minutes)

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.

Important Notes

  • Always verify the repair with GeekOBD APP after completing diagnostic steps
  • Clear codes and test drive to ensure the problem is resolved
  • Address underlying causes to prevent code recurrence

Real Repair Case Studies

Case Study 1: Transmission Range Sensor Replacement on 2017 Ford F-150

Vehicle: 2017 Ford F-150, 45,000 miles

Problem: Customer reported check engine light and erratic shifting.

Diagnosis: After scanning with the GeekOBD APP, DTC P0925 was confirmed. Visual inspection revealed damaged wiring.

Solution: Repaired the wiring and replaced the transmission range sensor.

Cost: $250 (Parts: $100, Labor: $150)

Result: The vehicle shifted smoothly post-repair and the check engine light cleared.

Case Study 2: Wiring Repair for 2016 Jeep Grand Cherokee

Vehicle: 2016 Jeep Grand Cherokee, 60,000 miles

Problem: Customer experienced poor acceleration and check engine light illumination.

Diagnosis: OBD2 scan revealed P0925. Inspection found corroded connectors.

Solution: Replaced corroded connectors and cleaned wiring harness.

Cost: $180 (Parts: $50, Labor: $130)

Result: Post-repair, the vehicle performed well with no further issues.

Diagnose P0925

Use GeekOBD APP for professional diagnosis!

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  • Advanced diagnostic features
  • Step-by-step repair guidance
  • Professional-grade analysis
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Code Information

Code: P0925
System: Powertrain (Engine, Transmission, Emissions)
Severity: HIGH
Category: Engine Codes