AutoCodes – Generic – P1D8E

P1D8E Code - Park Sense Circuit High

Quick Answer

The purpose of the diagnostic is to monitor the park sense circuit from the Radio Frequency (RF) Hub. Common causes include Faulty Park Sense, Park Sense harness is open or shorted, Park Sense 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
P1D8E indicates Park Sense Circuit High.
Common causes
Common causes include Faulty Park Sense, Park Sense harness is open or shorted, Park Sense 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 3,479
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 18, 2020
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Code P1D8E Description

The purpose of the diagnostic is to monitor the park sense circuit from the Radio Frequency (RF) Hub. The RF Hub supplies B (+) on the park circuit to the Transmission Control Module (TCM). When the transmission is in park, the TCM will ground the park circuit indicating to the RF Hub that the transmission is in park. If the TCM detects an open or short to ground on the park circuit, a Diagnostic Trouble Code (DTC) will set.
OBDII Code P1D8E - Park Sense Circuit High - AutoCodes.com
P1D8E Code - Park Sense Circuit High

What are the Possible Causes of the DTC P1D8E?

  • Faulty Park Sense
  • Park Sense harness is open or shorted
  • Park Sense circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)

How to Fix the DTC P1D8E?

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 P1D8E 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 P1D8E code?

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Need Help with the Code?

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Information for Specific Makes

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 P1D8E Code

1. What are the common symptoms of OBDII code P1D8E (Park Sense Circuit High)?

- The common symptoms include issues with the vehicle's parking sensors, such as inaccurate readings or failure to detect obstacles.

2. What are the possible causes of OBDII code P1D8E (Park Sense Circuit High)?

- The code P1D8E can be caused by faulty wiring, damaged sensors, corroded connectors, or issues with the parking sensor module.

3. How can I diagnose the OBDII code P1D8E (Park Sense Circuit High)?

- Diagnosing this code typically involves inspecting the wiring and connectors related to the parking sensors, testing the sensor functionality, and checking for any visible damage.

4. Can a DIY enthusiast repair OBDII code P1D8E (Park Sense Circuit High)?

- While some basic troubleshooting like checking wiring connections can be done by DIY enthusiasts, diagnosing and repairing complex issues may require professional help.

5. Is it safe to continue driving with OBDII code P1D8E (Park Sense Circuit High) present?

- It is generally not recommended to continue driving with this code present, as it can affect the functionality of your parking sensors and compromise safety while parking.

6. How much does it cost to repair OBDII code P1D8E (Park Sense Circuit High)?

- The cost of repairing this code can vary depending on the underlying cause, but it may involve expenses for parts replacement, labor, and diagnostic fees.

7. Can resetting the OBDII system clear the P1D8E (Park Sense Circuit High) code?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

8. Are there any preventive measures to avoid OBDII code P1D8E (Park Sense Circuit High)?

- Regularly checking the functionality of parking sensors, keeping them clean, and addressing any minor issues promptly can help prevent the occurrence of this code.

9. What are the implications of ignoring OBDII code P1D8E (Park Sense Circuit High)?

- Ignoring this code can lead to inaccurate parking sensor readings, potential parking accidents, and may result in a failed vehicle inspection in some regions.

10. How long does it typically take to repair OBDII code P1D8E (Park Sense Circuit High)?

- The repair time for this code can vary based on the complexity of the issue, availability of parts, and the mechanic's workload, but it may range from a few hours to a day.

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