AutoCodes – Generic – P15D7

P15D7 Code - Coolant Pump Temperature Threshold 2 Exceeded

Quick Answer

The Engine Control Module (ECM) monitors the Coolant Pump. Common causes include Low Coolant Level, Air in the coolant system, Faulty Water Pump. 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: P15D7 indicates Coolant Pump Temperature Threshold 2 Exceeded.
Common causes: Common causes include Low Coolant Level, Air in the coolant system, Faulty Water Pump.
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 1,220

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 Jan 04, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P15D7 Description

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

OBDII Code P15D7 - Coolant Pump Temperature Threshold 2 Exceeded - AutoCodes.com — P15D7 Code - Coolant Pump Temperature Threshold 2 Exceeded

What does this mean?

What are the Possible Causes of the DTC P15D7?

Low Coolant Level
Air in the coolant system
Faulty Water Pump
Water Pump harness is open or shorted
Water Pump circuit poor electrical connection

How to Fix the DTC P15D7?

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 P15D7 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 P15D7 code?

Need more information on how to fix the P15D7 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P15D7 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P15D7 BMW — Coolant Pump Temperature Threshold 2 Exceeded
P15D7 MINI — Coolant Pump Temperature Threshold 2 Exceeded

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 P15D7 Code

1. What are common symptoms of OBDII code P15D7 (Coolant Pump Temperature Threshold 2 Exceeded)?

- Common symptoms include overheating of the engine, coolant leaks, reduced engine performance, and the Check Engine light illuminating.

2. What are the possible causes of OBDII code P15D7?

- The code P15D7 may be triggered by a faulty coolant pump, a malfunctioning coolant temperature sensor, low coolant levels, or a problem with the cooling system.

3. How can I diagnose the underlying issue causing OBDII code P15D7?

- A thorough inspection of the cooling system, including the coolant pump, temperature sensor, and coolant levels, is recommended. Additionally, using an OBDII scanner to retrieve freeze frame data can provide valuable diagnostic information.

4. Can I continue driving my vehicle with OBDII code P15D7 active?

- It is not recommended to continue driving the vehicle with OBDII code P15D7 active, as it can lead to engine overheating and potential damage. Immediate attention and repair are advised.

5. How can I repair OBDII code P15D7 at home?

- DIY repair options include checking and topping up coolant levels, inspecting for visible coolant leaks, and ensuring the coolant pump is functioning properly. However, for more complex issues, professional assistance may be required.

6. Is it safe to reset the OBDII code P15D7 without addressing the underlying problem?

- Resetting the code without addressing the underlying issue may temporarily turn off the Check Engine light, but it will not fix the root cause of the problem. It is essential to diagnose and repair the issue to prevent further damage.

7. Can a malfunctioning thermostat cause OBDII code P15D7 to trigger?

- Yes, a malfunctioning thermostat can disrupt the proper operation of the cooling system, leading to overheating and triggering OBDII code P15D7.

8. What role does the coolant pump play in the vehicle's cooling system?

- The coolant pump circulates coolant through the engine, allowing it to absorb heat and maintain optimal operating temperatures. A malfunctioning coolant pump can disrupt this process, leading to overheating issues.

9. Are there any recalls or technical service bulletins related to OBDII code P15D7?

- Checking with the vehicle manufacturer or authorized dealerships for any recalls or technical service bulletins related to OBDII code P15D7 is recommended, as certain models may have known issues addressed by the manufacturer.

10. How soon should I address OBDII code P15D7 to prevent further damage to my vehicle?

- It is advisable to address OBDII code P15D7 as soon as possible to prevent potential engine damage and costly repairs. Ignoring the issue can lead to severe overheating and subsequent engine problems.