AutoCodes – Land Rover – P1669 Land Rover

P1669 Land Rover Code - Engine Control Module Cooling Fan Circuit Malfunction

Quick Answer

P1669 Land Rover indicates Engine Control Module Cooling Fan Circuit Malfunction. 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: P1669 Land Rover indicates Engine Control Module Cooling Fan Circuit Malfunction.
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 4,507

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 P1669 Land Rover Description

OBDII Code P1669 Land Rover - Engine Control Module Cooling Fan Circuit Malfunction - AutoCodes.com — P1669 Land Rover Code - Engine Control Module Cooling Fan Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1669 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 P1669 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 P1669 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.

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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 P1669 Land Rover Code

1. What are common symptoms of OBDII code P1669 in a Land Rover?

- Common symptoms include the engine overheating, check engine light illuminating, and the cooling fan not functioning properly.

2. What are possible causes of the Engine Control Module Cooling Fan Circuit Malfunction in a Land Rover?

- Possible causes include a faulty cooling fan motor, damaged wiring or connectors, a defective engine control module (ECM), or a malfunctioning coolant temperature sensor.

3. How can I diagnose the cause of OBDII code P1669 in my Land Rover?

- A thorough diagnosis involves checking the cooling fan operation, inspecting the wiring and connectors for damage, testing the cooling fan motor, and scanning the ECM for any related fault codes.

4. Can I continue to drive my Land Rover with OBDII code P1669?

- It is not recommended to continue driving your Land Rover with this code, as it can lead to engine overheating and potential damage if the cooling fan circuit malfunction is not addressed promptly.

5. How can I repair the Engine Control Module Cooling Fan Circuit Malfunction in my Land Rover?

- Repairing this issue may involve replacing the cooling fan motor, repairing any damaged wiring or connectors, resetting the ECM, or replacing the ECM if it is determined to be faulty.

6. Are there any DIY tips for troubleshooting OBDII code P1669 in a Land Rover?

- DIY tips include checking the fuse for the cooling fan, visually inspecting the wiring for any visible damage, and ensuring the cooling fan spins freely when manually tested.

7. How much does it typically cost to repair OBDII code P1669 in a Land Rover?

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

8. Is it necessary to reset the ECM after repairing OBDII code P1669 in a Land Rover?

- Yes, it is recommended to reset the ECM after the repair to clear the fault code and ensure the system operates properly.

9. Can extreme weather conditions contribute to triggering OBDII code P1669 in a Land Rover?

- Yes, extreme heat or cold can potentially impact the cooling fan circuit, leading to malfunctions that trigger this fault code.

10. What should I do if OBDII code P1669 keeps reoccurring in my Land Rover after repairs?

- If the code persists after repairs, it is advisable to perform a thorough re-inspection of the cooling fan circuit components to identify any underlying issues that may have been missed during the initial repair.