AutoCodes – Fiat – P1C86 Fiat

P1C86 Fiat Code - PRNDL Display Circuit Current Out Of Range

Quick Answer

The Gear Shift Module (GSM) / Electronic Shift Module (ESM) performs various internal tests to verify proper controller operation. Common causes include Faulty PRNDL Display, PRNDL Display harness is open or shorted, PRNDL Display 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
P1C86 Fiat indicates PRNDL Display Circuit Current Out Of Range.
Common causes
Common causes include Faulty PRNDL Display, PRNDL Display harness is open or shorted, PRNDL Display 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 1,912
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 12, 2020
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Code P1C86 Fiat Description

The Gear Shift Module (GSM) / Electronic Shift Module (ESM) performs various internal tests to verify proper controller operation. This DTC indicates that there is an issue with the Shifter's PRNDL display operation or improper TRS messages from the Transmission Control Module (TCM).
OBDII Code P1C86 Fiat - PRNDL Display Circuit Current Out Of Range - AutoCodes.com
P1C86 Fiat Code - PRNDL Display Circuit Current Out Of Range

What are the Possible Causes of the DTC P1C86 Fiat?

  • Faulty PRNDL Display
  • PRNDL Display harness is open or shorted
  • PRNDL Display circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)
  • Faulty Shifter Lever Assembly

How to Fix the DTC P1C86 Fiat?

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 P1C86 Fiat 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 P1C86 Fiat code?

Need more information on how to fix the P1C86 Fiat code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1C86 Fiat code diagnosed by a professional: Find a repair shop in your area

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 P1C86 Fiat Code

1. What are the common symptoms of OBDII code P1C86 in a Fiat related to the PRNDL display circuit?

- The common symptoms include inaccurate gear indicator display on the PRNDL (Park, Reverse, Neutral, Drive, Low) display, flickering or dim illumination, or a complete loss of the gear indicators.

2. What can cause the OBDII code P1C86 in a Fiat to trigger?

- The code P1C86 is triggered when the powertrain control module (PCM) detects that the current in the PRNDL display circuit is out of the specified range, indicating a potential issue with the circuit.

3. How serious is the OBDII code P1C86 related to the PRNDL display circuit in a Fiat?

- While the code itself may not affect the drivability of the vehicle, it can cause inconvenience and confusion for the driver due to inaccurate gear indicator display.

4. What are some DIY repair tips for addressing OBDII code P1C86 in a Fiat?

- DIY repair tips may include checking and cleaning the electrical connections related to the PRNDL display circuit, inspecting for any visible wiring damage, or replacing the PRNDL display unit if necessary.

5. Can driving with the OBDII code P1C86 in a Fiat cause further damage to the vehicle?

- Driving with the P1C86 code may not cause immediate damage to the vehicle, but it is recommended to address the issue promptly to ensure accurate gear indication and to prevent any potential future electrical problems.

6. Is it safe to continue driving a Fiat with the PRNDL display affected by the OBDII code P1C86?

- While it may be safe to drive the vehicle with the code present, it is advisable to address the PRNDL display circuit issue to avoid any confusion or inconvenience while shifting gears.

7. How can a mechanic diagnose the OBDII code P1C86 in a Fiat related to the PRNDL display circuit?

- A mechanic may use a scan tool to retrieve the code, perform a visual inspection of the PRNDL display circuit components, test the circuit for continuity, and check for any related electrical faults.

8. Are there any common reasons why the PRNDL display circuit in a Fiat triggers the OBDII code P1C86?

- Common reasons may include loose or corroded electrical connections, damaged wiring, a faulty PRNDL display unit, or issues with the powertrain control module (PCM).

9. How much does it typically cost to repair the OBDII code P1C86 in a Fiat related to the PRNDL display circuit?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve expenses for parts replacement, labor costs, and diagnostic fees, which can range from moderate to higher costs.

10. Can resetting the OBDII system clear the P1C86 code in a Fiat, or is a repair necessary?

- While resetting the OBDII system may temporarily clear the code, it is recommended to diagnose and address the underlying issue causing the P1C86 code to prevent it from reoccurring and ensure proper functioning of the PRNDL display circuit.

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