
591-74294 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $79.99 | Condition is Used, 14-15 LEXUS CT200H POWER STEERING CONTROL MODULE ECM ASSEMBLY , FREE SHIPPING | ![]() |
![]() | $129.99 | Top Pick! Condition is Used, 14-15 LEXUS CT200H POWER STEERING CONTROL MODULE ECM ASSEMBLY , FREE SHIPPING | ![]() |
![]() | $232.99 | Condition is Used, Chassis ECM Power Steering Control Fits 14-15 LEXUS CT200H 1007164, FREE SHIPPING | 99.5% |

The Lexus CT 200h, introduced in the market between 2011 and 2016, is a compact luxury hatchback with impressive fuel efficiency and innovative technology. One essential component of this vehicle's power steering system is the Chassis Electronic Control Module (ECM) with part number 591-74294. This ECM is specifically designed for power steering control in the CT 200h models produced between 2014 and 2015.
This advanced Chassis ECM plays a significant role in managing the power steering system's various functions. It communicates with other vehicle systems and sensors to ensure precise and responsive steering. The ECM receives input from the vehicle speed sensor, engine speed sensor, and steering angle sensor to calculate the required power steering assistance. It then sends an appropriate signal to the power steering motor to help the driver maneuver the car smoothly.
The 591-74294 Chassis ECM is a high-performance, microcontroller-based unit. It is built with advanced technology to ensure optimal power steering performance in various driving conditions. The ECM's onboard diagnostics system can detect faults in the power steering circuit and illuminate warning lights on the dashboard. This allows the driver to address potential issues before they become major problems.
The Chassis ECM is a vital component of the CT 200h's power steering system. It works in conjunction with the engine control module, transmission control module, and other vehicle systems to provide a seamless driving experience. Replacing a faulty or malfunctioning Chassis ECM can help restore the vehicle's power steering system to its optimal performance level.
When installing the new 591-74294 Chassis ECM, it is essential to follow the manufacturer's instructions carefully. This includes disconnecting the battery, removing the old ECM, and connecting the new ECM in the correct order. Properly programming the new ECM with the correct vehicle information is also crucial for ensuring proper operation.
In conclusion, the Lexus CT 200h's Chassis Electronic Control Module (ECM) with part number 591-74294 is an essential component of the power steering system. It plays a vital role in managing power steering functions and communicating with other vehicle systems. By ensuring the proper functioning of this ECM, CT 200h drivers can enjoy a smooth and responsive driving experience.
Buying a Lexus CT200h chassis ECM (Electronic Control Module) for power steering, part number 591-74294, can be a viable solution for those experiencing power steering issues in their Lexus CT200h model years 2014 and 2015. However, like any automotive part purchase, it's essential to consider the pros and cons before making a decision.
Pros:1. OEM (Original Equipment Manufacturer) part: This part is manufactured by Lexus, ensuring a perfect fit and compatibility with your vehicle.
2. Improved Performance: Replacing a faulty ECM for power steering can result in improved steering performance and accuracy.
3. Potential Cost Savings: Buying an OEM part may save you money in the long run, as non-OEM parts may require more frequent replacement or cause additional issues.
4. Warranty: Lexus parts come with a warranty, providing peace of mind and protection against any potential defects.
Cons:1. Cost: OEM parts can be more expensive than aftermarket alternatives. However, the cost may be offset by the potential long-term savings and warranty.
2. Availability: Depending on your location and the availability of the part from your local dealership or supplier, it may take some time to receive the part.
3. Installation: Installing the part yourself may require advanced technical knowledge and specialized tools. Consider having it installed by a professional to ensure proper installation and function.
Conclusion:The decision to buy a Lexus CT200h chassis ECM power steering control 591-74294 ultimately depends on your individual circumstances, including the severity of the power steering issue, your technical expertise, and your budget. If you value the peace of mind and compatibility that comes with an OEM part, and you have the financial means to cover the cost, this part may be the best choice for you. Alternatively, if you're on a tight budget or prefer to save on labor costs by installing the part yourself, an aftermarket alternative may be a more suitable option. Ultimately, weigh the pros and cons carefully to make an informed decision that best meets your needs and circumstances.
Details:
Engine warranty installation procedures. Install new belts and hoses. Replace oil, air and fuel filters. If needed replace timing gears, chains or belts gaskets.
Align and engage torque converter into front pump. Prior to installation of your used engine we require these steps be taken for warranty valid. Flush and inspect cooling lines. Install new spark plugs wires.
Pre-installation requirements: drain and replace engine oils to manufacture suggested levels. Pre-installation requirements: replace all seals. Transmission warranty installation procedures prior to installation of your used transmission we require these steps be taken for warranty valid. Clear all transmission computer codes prior to starting or operating vehicle.
Adjust throttle position sensor cable. Engines are guaranteed against knocking and excessive smoking. Replace oil pan gasket and rear main seal. Our entire inventory comes with a minimum 60-day limited warranty.
Flush cooling system and re-fill. Replace valve cover gaskets. Install new filter kit. Fill trans with manufacture specified fluid.
Replace thermostat gasket.
specifications perfoelectric:
- for models: Ct200h
- for years: 2014–2015
- brand: Lexus
- part type: Ecm Steering Control
- conditions options: At, Fwd
- genuine oem: Yes
- ipn: 591-74294
- manufacturer warranty: 6 Month
shipping perfoelectric:
- type: fixed
- carrier: usps
- transit: 4-11 days
- service: usps priority mail
- class: expedited
general perfoelectric:
- category: Auto Parts > Electrical Components
payments perfoelectric:
- credit card: mastercard
- wallet: paypal
- other
offer perfoelectric:
- prices: $79.99–$232.99
- item condition: Used
- best offers: true
- availability: in stock
- started: may 5, 2026
- sold #: 9
- in stock #: 3
- options: ship-to-home
seller perfoelectric:
- city: medford, new york
- # reviews: 2992
- rating: 99.5%
returns perfoelectric:
- policy: returns accepted
- paid by: seller
- time: 30 days
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