AutoCodes – Generic – P0A07

P0A07 Code - Motor Electronics Coolant Pump 'A' Control Circuit High

Quick Answer

The Engine Control Module (ECM) monitors the Motor Electronics Coolant Pump. Common causes include Faulty Motor Electronics Coolant Pump 'A', Motor Electronics Coolant Pump 'A' harness is open or shorted, Motor Electronics Coolant Pump 'A' 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: P0A07 indicates Motor Electronics Coolant Pump 'A' Control Circuit High.
Common causes: Common causes include Faulty Motor Electronics Coolant Pump 'A', Motor Electronics Coolant Pump 'A' harness is open or shorted, Motor Electronics Coolant Pump 'A' 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 5,751

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 May 11, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0A07 Description

The Engine Control Module (ECM) monitors the Motor Electronics Coolant Pump. The ECM sets the OBDII code when the Motor Electronics Coolant Pump is not to factory specifications.

OBDII Code P0A07 - Motor Electronics Coolant Pump 'A' Control Circuit High - AutoCodes.com — P0A07 Code - Motor Electronics Coolant Pump 'A' Control Circuit High

What does this mean?

What are the Possible Causes of the DTC P0A07?

Faulty Motor Electronics Coolant Pump 'A'
Motor Electronics Coolant Pump 'A' harness is open or shorted
Motor Electronics Coolant Pump 'A' circuit poor electrical connection

How to Fix the DTC P0A07?

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 P0A07 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 P0A07 code?

Need more information on how to fix the P0A07 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0A07 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P0A07 Dodge — Motor Electronics Coolant Pump 'A' Control Circuit High

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 P0A07 Code

1. What are the common symptoms of OBDII code P0A07?

The common symptoms of code P0A07 include overheating of the engine, erratic coolant pump operation, and illumination of the check engine light.

2. What could cause the Motor Electronics Coolant Pump 'A' Control Circuit High fault code?

The P0A07 code is typically triggered by a malfunction in the coolant pump control circuit, which may be caused by a faulty coolant pump, wiring issues, or a defective control module.

3. How does a high coolant pump control circuit affect vehicle performance?

A high coolant pump control circuit can lead to inefficient cooling of the engine, potentially causing overheating and damage to engine components if not addressed promptly.

4. Can I continue driving with OBDII code P0A07 present?

It is not recommended to continue driving with the P0A07 code present, as it can lead to engine overheating and further damage. It is best to address the issue as soon as possible.

5. How can I diagnose and repair OBDII code P0A07?

Diagnosing and repairing code P0A07 involves checking the coolant pump, inspecting the wiring for any damage, and testing the control module for proper functionality. It is recommended to consult a professional mechanic for an accurate diagnosis and repair.

6. Are there any DIY repair tips for resolving the Motor Electronics Coolant Pump 'A' Control Circuit High code?

If you have experience working on automotive electrical systems, you can start by checking the coolant pump connections, inspecting the wiring for any visible damage, and ensuring proper grounding of the control module.

7. Is the Motor Electronics Coolant Pump 'A' Control Circuit High fault a common issue in specific vehicle makes and models?

The P0A07 fault code can occur in hybrid vehicles or vehicles equipped with electric coolant pumps. It may be more common in certain hybrid models that utilize this type of cooling system.

8. Will resetting the OBDII code P0A07 make it go away permanently?

Simply resetting the code may temporarily remove the check engine light, but if the underlying issue causing the P0A07 code is not addressed, it is likely to reappear once the problem is detected again during vehicle operation.

9. How important is it to address the Motor Electronics Coolant Pump 'A' Control Circuit High fault promptly?

Promptly addressing the P0A07 fault is crucial to prevent potential engine overheating and damage. Ignoring the issue can lead to costly repairs and further complications down the line.

10. Can a faulty thermostat be a potential cause of OBDII code P0A07?

While a faulty thermostat is not a direct cause of the P0A07 code, it can contribute to engine overheating, which may trigger the code due to the increased demand on the coolant pump control circuit.