AutoCodes – Generic – P1DCA

P1DCA Code - Park Sense Circuit Open

Quick Answer

The purpose of the diagnostic is to monitor the park sense circuit from the Radio Frequency (RF) Hub. Common causes include Park Sense Circuit harness is open or shorted, Park Sense Circuit circuit poor electrical connection, Faulty Transmission Control Module (TCM). 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: P1DCA indicates Park Sense Circuit Open.
Common causes: Common causes include Park Sense Circuit harness is open or shorted, Park Sense Circuit circuit poor electrical connection, Faulty Transmission Control Module (TCM).
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 8,819

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1DCA 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 P1DCA - Park Sense Circuit Open - AutoCodes.com — P1DCA Code - Park Sense Circuit Open

What does this mean?

What are the Possible Causes of the DTC P1DCA?

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

How to Fix the DTC P1DCA?

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 P1DCA 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 P1DCA code?

Need more information on how to fix the P1DCA code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1DCA code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1DCA Chrysler — Park Sense Circuit Open
P1DCA Dodge — Park Sense Circuit Open
P1DCA Fiat — Park Sense Circuit Open
P1DCA Jeep — Park Sense Circuit Open

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 P1DCA Code

1. What are the common symptoms of OBDII code P1DCA (Park Sense Circuit Open)?

- Common symptoms include the malfunction indicator light (MIL) illuminating on the dashboard, parking assist system failure, and loss of proximity sensor functionality.

2. What can cause the OBDII code P1DCA to trigger?

- The code P1DCA is typically triggered by an open circuit in the park sense system, damaged wiring or connectors, or a faulty sensor.

3. How can I diagnose the cause of OBDII code P1DCA?

- To diagnose the cause of code P1DCA, you can visually inspect the wiring and connectors for damage, test the sensors for proper functioning, and use a diagnostic scanner to read the fault codes and sensor data.

4. Is it safe to drive with the OBDII code P1DCA present?

- It is generally safe to drive with the P1DCA code, but it is recommended to address the issue promptly to prevent potential parking assist system failure.

5. Can I repair the OBDII code P1DCA issue myself?

- Depending on your skill level, you may be able to repair the P1DCA issue yourself by checking and repairing any damaged wiring, connectors, or sensors in the park sense system.

6. Are there any quick fixes for the OBDII code P1DCA?

- Quick fixes for the P1DCA code may include checking and securing any loose connections, clearing the fault code with a diagnostic scanner, and resetting the system.

7. How much does it cost to repair the OBDII code P1DCA at a mechanic or dealership?

- The cost to repair the P1DCA code at a mechanic or dealership can vary depending on the specific issue, but it may range from $100 to $300 or more, including parts and labor.

8. Can extreme weather conditions cause the OBDII code P1DCA to trigger?

- Yes, extreme weather conditions such as heavy rain, snow, or extreme temperatures can potentially damage the wiring or connectors in the park sense system, leading to the P1DCA code.

9. Will disconnecting the battery reset the OBDII code P1DCA?

- Disconnecting the battery may temporarily reset the P1DCA code, but the underlying issue causing the fault code will still need to be addressed to prevent it from reoccurring.

10. How long does it typically take to repair the OBDII code P1DCA?

- The repair time for the P1DCA code can vary depending on the specific cause of the issue, but it may take anywhere from 30 minutes to a few hours to diagnose and repair the problem.