AutoCodes – Chrysler – P127C Chrysler

P127C Chrysler Code - Fuel Pump Control Circuit 2 Low

Quick Answer

The Powertrain Control Module (PCM) monitors the Fuel Pump Control. Common causes include Faulty Fuel Pump Control, Fuel Pump Control harness is open or shorted, Fuel Pump Control 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: P127C Chrysler indicates Fuel Pump Control Circuit 2 Low.
Common causes: Common causes include Faulty Fuel Pump Control, Fuel Pump Control harness is open or shorted, Fuel Pump Control 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 5,879

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 Sep 06, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P127C Chrysler Description

The Powertrain Control Module (PCM) monitors the Fuel Pump Control. The PCM sets the OBDII code when the Fuel Pump Control is not to factory specifications.

OBDII Code P127C Chrysler - Fuel Pump Control Circuit 2 Low - AutoCodes.com — P127C Chrysler Code - Fuel Pump Control Circuit 2 Low

What does this mean?

What are the Possible Causes of the DTC P127C Chrysler?

Faulty Fuel Pump Control
Fuel Pump Control harness is open or shorted
Fuel Pump Control circuit poor electrical connection

How to Fix the DTC P127C Chrysler?

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 P127C Chrysler 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.

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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 P127C Chrysler Code

1. What are the common symptoms of OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- Common symptoms include engine stalling, rough idling, poor fuel efficiency, and difficulty starting the vehicle.

2. What are the possible causes of OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- Possible causes include a faulty fuel pump, damaged wiring or connectors in the fuel pump circuit, or a malfunctioning fuel pump control module.

3. How can I diagnose the issue related to OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- Diagnose the issue by checking the fuel pump fuse, inspecting the fuel pump wiring and connectors for damage, and using a scan tool to read live data from the fuel pump control module.

4. Can I still drive my vehicle with OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- It is not recommended to drive the vehicle with this code as it can lead to potential fuel delivery issues and engine performance problems.

5. How do I repair OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- Repair options include replacing the fuel pump if it's faulty, repairing any damaged wiring or connectors, or replacing the fuel pump control module if necessary.

6. Is it safe to reset the OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low and continue driving?

- It is not recommended to reset the code without addressing the underlying issue, as it may lead to further damage to the fuel system and engine components.

7. How much does it typically cost to repair OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from $200 to $800 for parts and labor.

8. Can a DIY enthusiast fix OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- DIY enthusiasts with automotive repair experience and proper tools can attempt to diagnose and repair this code, but it's recommended to consult a professional for complex issues.

9. Are there any preventive maintenance tips to avoid OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- Regularly inspecting and maintaining the fuel pump system, including checking for leaks, replacing fuel filters on time, and keeping the fuel tank above a quarter full, can help prevent this issue.

10. How long does it take to repair OBDII code P127C (Chrysler) Fuel Pump Control Circuit 2 Low?

- The repair time can vary depending on the extent of the issue and the availability of parts, but it typically takes a few hours to a day for a professional mechanic to address this code.