AutoCodes – Land Rover – P1670 Land Rover

P1670 Land Rover Code - Engine Control Module Cooling Fan Circuit Low

Quick Answer

P1670 Land Rover indicates Engine Control Module Cooling Fan Circuit Low. Common causes include Faulty Cooling Fan Motor, Cooling Fan Motor harness is open or shorted, Cooling Fan Motor 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: P1670 Land Rover indicates Engine Control Module Cooling Fan Circuit Low.
Common causes: Common causes include Faulty Cooling Fan Motor, Cooling Fan Motor harness is open or shorted, Cooling Fan Motor 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 2,250

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 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1670 Land Rover Description

OBDII Code P1670 Land Rover - Engine Control Module Cooling Fan Circuit Low - AutoCodes.com — P1670 Land Rover Code - Engine Control Module Cooling Fan Circuit Low

What does this mean?

What are the Possible Causes of the DTC P1670 Land Rover?

Faulty Cooling Fan Motor
Cooling Fan Motor harness is open or shorted
Cooling Fan Motor circuit poor electrical connection

How to Fix the DTC P1670 Land Rover?

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 P1670 Land Rover 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 P1670 Land Rover code?

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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 P1670 Land Rover Code

1. What are the common symptoms of OBDII code P1670 in a Land Rover related to the Engine Control Module Cooling Fan Circuit Low?

The common symptoms include the engine overheating, the cooling fan not operating correctly, and potential illumination of the check engine light.

2. What are the possible causes of OBDII code P1670 in a Land Rover?

Possible causes may include a faulty cooling fan motor, a defective cooling fan relay, damaged wiring or connectors in the cooling fan circuit, or a malfunctioning engine control module.

3. How can I diagnose the issue causing OBDII code P1670 in my Land Rover?

You can diagnose the issue by checking the cooling fan operation, testing the cooling fan motor and relay, inspecting the wiring and connectors for any damage, and using a diagnostic scanner to read the code and identify the specific problem.

4. Can I continue driving my Land Rover with OBDII code P1670 present?

It is not recommended to drive your vehicle with this code as it can lead to engine overheating and potential damage. It is best to address the issue promptly to prevent further problems.

5. How can I repair OBDII code P1670 in my Land Rover?

To repair this code, you may need to replace the cooling fan motor, repair or replace the cooling fan relay, fix any damaged wiring or connectors, or address any issues with the engine control module as necessary.

6. Is it possible to reset OBDII code P1670 in a Land Rover without fixing the underlying issue?

While you can clear the code with a diagnostic scanner, the underlying issue causing the code will persist until it is properly addressed. It is essential to fix the problem to prevent it from reoccurring.

7. Are there any DIY tips for troubleshooting OBDII code P1670 in my Land Rover?

You can visually inspect the cooling fan components for any obvious damage, check the cooling fan fuse, and use a multimeter to test the fan motor and relay for continuity to help diagnose the issue.

8. How much does it typically cost to repair OBDII code P1670 in a Land Rover?

The cost of repairing this code can vary depending on the specific cause of the issue, but it may range from a few hundred to a thousand dollars, including parts and labor.

9. Can a malfunctioning engine control module cause OBDII code P1670 in a Land Rover?

Yes, a malfunctioning engine control module can potentially cause this code by not sending the correct signals to the cooling fan circuit, resulting in low cooling fan operation.

10. How urgent is it to address OBDII code P1670 in a Land Rover?

It is essential to address this code promptly to prevent engine overheating and potential damage. Ignoring the issue can lead to more significant problems and costly repairs in the long run.