31711AE671

Subaru 31711AE671 Chassis ECM Transmission Left Dash (00-01 Forester)

The Subaru 31711AE671 Chassis Engine Control Module (ECM) Transmission Left Dash is a crucial component in the powertrain system of Subaru Forester models produced between 2000 and 2001. This ECM is responsible for managing various engine and transmission functions to ensure optimal performance and fuel efficiency.

This ECM is engineered to communicate with other vehicle systems, such as the powertrain control module (PCM), engine sensors, and transmission sensors. It processes this data to adjust engine timing, fuel injection, and transmission shifting patterns for smooth and efficient operation.

One of the key features of this ECM is its ability to monitor and diagnose potential issues within the powertrain system. It can identify faults in real-time and store relevant diagnostic trouble codes (DTCs) for further analysis. This helps ensure that any problems are addressed promptly, reducing the risk of more extensive damage and potential downtime.

The Subaru 31711AE671 Chassis ECM Transmission Left Dash is a robust and reliable component, designed to withstand the rigors of everyday driving. It is manufactured to meet Subaru's stringent quality standards, ensuring that it performs consistently and reliably over time.

Installing this ECM in your Subaru Forester involves connecting it to the vehicle's wiring harness and programming it with the correct software. This process may require specialized tools and expertise, so it is recommended that you consult with a professional technician to ensure a successful installation.

In summary, the Subaru 31711AE671 Chassis ECM Transmission Left Dash is an essential component in the powertrain system of your 2000-2001 Subaru Forester. It plays a critical role in managing engine and transmission functions, monitoring system performance, and diagnosing potential issues. With its robust design and advanced features, this ECM helps ensure that your Subaru Forester continues to perform at its best.

Buying a used Subaru Forester ECM (Electronic Control Module) for the chassis code 31711, specifically for the model years 2000-2001, comes with its own set of advantages and disadvantages. Here's a detailed analysis:

1. Cost-effective: Buying a used ECM can save you a significant amount of money as compared to purchasing a new one from the dealership.

2. Readily available: Aftermarket parts stores and online marketplaces have a wide range of used Subaru Forester ECMs for the specified chassis code, making it easily accessible.

3. Functional repair: A used ECM, if in good working condition, can effectively resolve issues related to the transmission and dash functions in your Subaru Forester.

1. Potential compatibility issues: A used ECM may not be a perfect match for your vehicle due to differences in manufacturing dates, software versions, or other factors. This could lead to compatibility issues and additional troubleshooting.

2. Unknown condition: The condition of the used ECM is unknown, and it could have underlying problems that might not be apparent until after the purchase.

3. Risk of damaging the vehicle: Installing a used ECM that doesn't match your vehicle could potentially cause damage to other electrical components or systems.

When considering buying a used Subaru Forester ECM for chassis code 31711, it is essential to weigh the advantages and disadvantages carefully. If you are confident in the seller's reputation and the ECM's known condition, it could be a cost-effective solution for repairing transmission and dash issues. However, if you're uncertain about the ECM's compatibility or condition, it might be worth considering a new ECM or alternative repair options.

If you decide to buy a used Subaru Forester ECM, make sure to purchase it from a reputable dealer or seller with a clear return policy and a warranty, if possible. Additionally, ensure that the seller can provide you with information about the ECM's manufacturing date, software version, and any previous installation history. Lastly, have the ECM tested and inspected by a qualified mechanic before installation to minimize the risk of compatibility issues or unexpected problems.

Details:

Forester transmission; LHS dash, from 09/01/99. Ex: pictures, receipts, videos, etc. Items are shipped after being paid in full. All purchase prices are final.

Forester 01 transmission; LHS dash. Warranty all parts come with our standard 6-month warranty. A free return label will not be provided for remorse reasons. All body parts are sold as is.

specifications perfoelectric:

• for models: Forester
• for years: 2000–2001
• brand: Subaru
• mpn: 31711ae671
• part type: Ecm Transmission
• conditions options: Tcm
• genuine oem: Yes
• ipn: 591-65218b
• manufacturer warranty: 6 Month
• partout id: A-107738300

offer perfoelectric:

• sold #: 13
• best offers: true
• availability: in stock
• options: ship-to-home
• in stock #: 5
• prices: $24.99–$109.90
• item condition: Used
• started: january 14, 2026

payments perfoelectric:

• credit card: mastercard
• other
• wallet: paypal

shipping perfoelectric:

• transit: 2-7 days
• class: standard
• type: fixed
• service: standard

seller perfoelectric:

• # reviews: 54632
• city: seymour, connecticut
• rating: 99.4%

general perfoelectric:

• category: Auto Parts > Electrical Components

returns perfoelectric:

• policy: returns accepted
• paid by: seller
• time: 30 days

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