
590-06055B Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $59.97 | Condition is Used, 2001 Ford Ranger OEM Engine Control Module PN: 1L5A-12A650-BBA, FREE SHIPPING | 100.0% |
![]() | $59.99 | Top Pick! Condition is Used, 1L5A12A650BBA Ford Ranger-B4000 2001 Engine Control Unit ECU Module 962 4N2 B2, FREE SHIPPING | ![]() |

The Ford 590-06055B Engine ECM Control Module, also known as the Powertrain Control Module (PCM) or Engine Control Unit (ECU), is a crucial component of the powertrain system in select 2001 Ford Ranger models equipped with the 4.0L 6-speed automatic transmission. This sophisticated electronic device is responsible for managing and optimizing various engine functions to ensure efficient and reliable performance.
The heart of this module is its advanced microcontroller that processes data from numerous sensors, including the engine coolant temperature sensor, intake air temperature sensor, manifold absolute pressure sensor, and crankshaft position sensor. With this data, the module calculates and adjusts engine functions such as fuel injection, ignition timing, and idle speed to maintain optimal operating conditions.
Additionally, this control module communicates with other vehicle systems, such as the transmission control module and the anti-lock braking system (ABS), to ensure seamless integration and coordination between these essential components. By doing so, it ensures a smooth driving experience, enhanced fuel efficiency, and improved overall vehicle performance.
The 590-06055B Engine ECM Control Module is designed to meet the stringent emissions regulations of the time. It employs advanced emission control strategies like closed-loop fuel injection, which continuously adjusts fuel delivery based on sensor data, and engine temperature control, which optimizes catalytic converter efficiency.
This module is plug-and-play, making installation a straightforward process. If you're experiencing issues with your engine performance, check engine light, or transmission shifting, this replacement module may be the solution. It's essential to ensure a proper diagnosis of the issue before installing this module, as it may not address underlying mechanical concerns.
In conclusion, the Ford 590-06055B Engine ECM Control Module is an essential component for maintaining the optimal performance and efficiency of your 2001 Ford Ranger 4.0L 6-speed automatic transmission. With its advanced microcontroller, data processing capabilities, and seamless integration with other vehicle systems, it plays a vital role in ensuring your vehicle runs smoothly and efficiently.
The Ford 590-06055B Engine ECM Control Module is designed for use in 4.0L automatic engines of the 2001 Ranger. Replacing the old ECM module with a new one can offer several benefits and potential drawbacks. Let's discuss the pros and cons of this upgrade:
Pros:1. Improved Performance: A new ECM module can result in improved engine performance, as it ensures that all engine systems are functioning optimally.
2. Enhanced Fuel Efficiency: A well-functioning ECM module can help improve fuel efficiency by optimizing fuel injection and combustion processes.
3. Reduced Emissions: A new ECM module may help reduce exhaust emissions, making your vehicle more eco-friendly.
4. Enhanced Diagnostic Capabilities: A modern ECM module comes with advanced diagnostic capabilities, making it easier for mechanics to identify and resolve potential issues.
5. Compatibility with Modern Technology: A new ECM module may be compatible with modern technologies, such as OBD-II systems and advanced engine management software.
Cons:1. Cost: The cost of purchasing and installing a new ECM module can be relatively high, especially if you are not performing the installation yourself.
2. Installation Complexity: Installing an ECM module can be a complex process, especially if you do not have experience working on vehicles. It is recommended that you have the installation done by a professional mechanic.
3. Potential for Unintended Consequences: A new ECM module may result in unintended consequences, such as alterations to factory settings or interference with other vehicle systems.
4. Risk of Damage During Installation: During the installation process, there is a risk of damaging other vehicle components or the ECM module itself.
Conclusion:The decision to purchase and install a new Ford 590-06055B Engine ECM Control Module for your 2001 Ranger depends on your specific needs and circumstances. If you are experiencing performance issues, poor fuel efficiency, or diagnostic trouble codes, a new ECM module can offer significant benefits. However, the cost and complexity of the installation process should be carefully considered. Additionally, it is recommended that you have the installation performed by a professional mechanic to minimize the risk of damage or unintended consequences. Ultimately, if you value improved engine performance, enhanced diagnostic capabilities, and the peace of mind that comes with a modern vehicle component, the benefits of purchasing and installing a new ECM module may outweigh the costs.
Details:
Engine oil pans must be re-sealed. Radiators must be flow tested or replaced receipts required. No labor or any other charges related to the sale installation of this product are warranted. Cooling lines must be flushed of debris before installing.
Transfer case. We remove oil pans to inspect automatic transmissions. Contact b r immediately prior to removing or repairing any components. The unit comes with a 6-month, part-only warranty for your peace of mind.
Check with the dealer as components may be different. Fill with fluid according to manufacturers recommended type and level. Residential delivery is not included in the free shipping or our regional charges. Timing belts, thermostat, water pump and other maintenance items must be replaced.
Inspect and replace seals gaskets as needed. Confirm proper gear ratio prior to installation. If heat tabs are melted or removed, warranty void. B r automotive does not guarantee mileage.
Inspect and replace as needed. Brakes, seals, sensors, and lines should be inspected replaced as needed. Must be installed and inspected by a factory trained certified technician. Warranty does not include shift motor, switches, sensors, or seals.
Small parcel shipping ups/FedEx: free shipping on all small parcel orders. Mounting hardware is not included. Purchaser must replace seals, gaskets, and filter before installation re-seal the oil pan. Torque converter must be properly seated and aligned to the front pump.
specifications perfoelectric:
- for models: Ranger
- for years: 2001
- brand: Ford Truck
- part type: Ecm Control Engine Module
- conditions options: 4.0, 5at
- genuine oem: Yes
- ipn: 590-06055b
- make: Ford
- manufacturer warranty: 6 Month
offer perfoelectric:
- prices: $59.97–$59.99
- item condition: Used
- sold #: 12
- started: march 5, 2026
- in stock #: 2
- best offers: true
- availability: in stock
- options: ship-to-home
shipping perfoelectric:
- type: fixed
- transit: 4-8 days
- class: standard
- service: standard
general perfoelectric:
- category: Auto Parts > Car Truck Accessories > Starters, Alternators, Wiring > Ecus Computer Modules
returns perfoelectric:
- paid by: buyer
- time: 60 days
- policy: returns accepted
payments perfoelectric:
- wallet: paypal
- credit card: discover
- other
seller perfoelectric:
- rating: 98.3%
- city: albany, oregon
- # reviews: 69118
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