AutoCodes – Nissan – P0605 2006 Nissan Pathfinder

P0605 2006 Nissan Pathfinder Code - Internal Control Module Random Access Memory Error

Quick Answer

The Engine Control Module (ECM) continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. Common causes include Engine Control Module (ECM) may be faulty, ECM harness power supply circuit is open or shorted, ECM harness ground circuit is open or shorted. 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: P0605 2006 Nissan Pathfinder indicates Internal Control Module Random Access Memory Error.
Common causes: Common causes include Engine Control Module (ECM) may be faulty, ECM harness power supply circuit is open or shorted, ECM harness ground circuit is open or shorted.
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 3,373

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 22, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0605 2006 Nissan Pathfinder Description

The Engine Control Module (ECM) continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. This self-check insures that the ECM is functioning properly. If any malfunction is detected, the ECM sets the P0605 code and illuminates the MIL.

OBDII Code P0605 2006 Nissan Pathfinder - Internal Control Module Random Access Memory Error - AutoCodes.com — P0605 2006 Nissan Pathfinder Code - Internal Control Module Random Access Memory Error

What does this mean?

What are the Possible Causes of the DTC P0605 2006 Nissan Pathfinder?

Engine Control Module (ECM) may be faulty
ECM harness power supply circuit is open or shorted
ECM harness ground circuit is open or shorted

How to Fix the DTC P0605 2006 Nissan Pathfinder?

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 does this mean?

Code Tech Notes

Check the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0605 2006 Nissan Pathfinder 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 P0605 2006 Nissan Pathfinder code?

Need more information on how to fix the P0605 2006 Nissan Pathfinder code? Get Access to Factory Service Manuals

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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 P0605 2006 Nissan Pathfinder Code

1. What does the OBDII code P0605 indicate on a 2006 Nissan Pathfinder?

The P0605 code on a 2006 Nissan Pathfinder indicates an Internal Control Module Random Access Memory (RAM) Error, suggesting a malfunction within the vehicleâ€™s Engine Control Module (ECM).

2. What are common symptoms of code P0605 in a 2006 Nissan Pathfinder?

Symptoms include the engine light being on, poor engine performance, the engine failing to start, or the vehicle going into limp mode.

3. What could cause a P0605 code to appear on my 2006 Nissan Pathfinder?

Possible causes include a faulty Engine Control Module (ECM), damaged wiring or connectors to the ECM, or a power supply issue affecting the ECM.

4. How can I fix the P0605 code on a 2006 Nissan Pathfinder?

Repairing a P0605 code can involve checking and repairing the ECMâ€™s wiring and connections, resetting the ECM, or in many cases, replacing the ECM itself.

5. Is it safe to drive my 2006 Nissan Pathfinder with the P0605 code?

Driving with code P0605 can be risky as it involves essential engine management functions. It is advisable to address the issue promptly to avoid potential engine damage or getting stranded.

6. How do I confirm that the ECM is the problem when diagnosing code P0605?

Confirming the ECM is at fault involves checking the ECM for signs of physical damage, ensuring all connections are secure and not corroded, and using a diagnostic scanner to check for additional codes that might indicate a more specific issue.

7. Can a software update fix the P0605 code on a 2006 Nissan Pathfinder?

In some cases, a software update from the manufacturer can resolve the P0605 code if the issue is related to software corruption within the ECM.

8. What tools are needed to diagnose the P0605 code on a 2006 Nissan Pathfinder?

Diagnosing this code typically requires an OBDII scanner, a digital multimeter, and possibly an oscilloscope to check the integrity of ECM signals.

9. How much does it typically cost to replace the ECM in a 2006 Nissan Pathfinder?

The cost to replace the ECM can vary widely but typically ranges from $900 to $1200, including parts and labor. Prices may vary based on location and service provider.