How to remove the Engine Control Module (ECM) on Scion xB?

The first step for ECM (Engine Control Module) 2AZ-FE engine control system removal requires disconnecting the mass air flow meter connector and separating the wire harness before loosening the No. 1 air cleaner hose clamp and unlocking the air cleaner assembly clamp and then removing the air cleaner cap sub-assembly. After separating the wire harness you can remove the air cleaner filter element sub-assembly. Then separate the wire harness for the second time before unbolting the 3 air cleaner case sub-assembly bolts. Begin by uninstalling both lock knobs and harness clamp followed by splitting the 2 ECM connectors and unhooking the engine wire. The next step follows with the ECM bolt removal and then unfasten the 4 screws which secure the ECM bracket.

How to install the Engine Control Module (ECM) on Scion xB?

You should begin the 2AZ-FE engine control system ECM installation process by attaching the bracket to the ECM through 4 screws then securing the ECM with 2 bolts which must be tightened to 8.0 Nm (82 kgf-cm, 71 in-lbf). First secure the 2 ECM connectors before installing both lock knobs and the harness clamp followed by the wire harness clamp. The air cleaner set-up requires 3 bolts to attach its case sub-assembly with 7.0 Nm torque force (71 kgf-cm, 62 in-lbf). Afterward attach the wire harness followed by the air cleaner filter element sub-assembly installation. The complete installation of the wire harness requires locked air cleaner cap sub-assembly and air cleaner hose where installation starts with tightening the No. 1 air cleaner hose clamp before connecting the mass air flow meter connector.

OEM Scion xB Engine Control Module

Engine Control Computer

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16 Engine Control Modules found

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Scion xB ECM
Part Number: 89661-12J60
$612.09 MSRP: $897.04
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2008-2009 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-52E42
$492.12 MSRP: $721.21
You Save: $229.09 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Replaces: 89661-52E41, 89661-52E40
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2005-2006 Scion xB | Base | 4 Cyl 1.5 L GAS
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Scion xB ECM
Part Number: 89661-52E31
$429.59 MSRP: $629.56
You Save: $199.97 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Replaces: 89661-52E30
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2005-2006 Scion xB | Base | 4 Cyl 1.5 L GAS
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Scion xB ECM
Part Number: 89666-52290
$440.11 MSRP: $644.98
You Save: $204.87 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004 Scion xB | Base | 4 Cyl 1.5 L GAS
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Scion xB ECM
Part Number: 89661-12T90
$677.81 MSRP: $993.33
You Save: $315.52 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2013-2015 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12T80
$497.35 MSRP: $728.86
You Save: $231.51 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2013-2015 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12N11
$550.24 MSRP: $806.37
You Save: $256.13 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Replaces: 89661-12N10
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2012 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12N01
$511.78 MSRP: $750.03
You Save: $238.25 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2012 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12J50
$556.48 MSRP: $815.52
You Save: $259.04 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2008-2009 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12F20
$608.58 MSRP: $891.88
You Save: $283.30 (32%)
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2008 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12F10
$532.87 MSRP: $780.93
You Save: $248.06 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2008 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12D50
$559.88 MSRP: $820.52
You Save: $260.64 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009-2010 Scion xB | Base | 4 Cyl 2.4 L GAS
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Scion xB ECM
Part Number: 89661-12D40
$531.24 MSRP: $778.53
You Save: $247.29 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009-2010 Scion xB | Base | 4 Cyl 2.4 L GAS
View related parts
Scion xB ECM
Part Number: 89666-52370
Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2005 Scion xB | Base | 4 Cyl 1.5 L GAS
View related parts
Scion xB ECM
Part Number: 89666-52280
Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004 Scion xB | Base | 4 Cyl 1.5 L GAS
View related parts
Scion xB ECM
Part Number: 89666-52380
Product Specifications
- Other Name: Computer, Engine Control; Engine Control Module (ECM); Engine Control Module
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2005 Scion xB | Base | 4 Cyl 1.5 L GAS

Scion xB Engine Control Module

Choose genuine Engine Control Module that pass strict quality control tests. You can trust the top quality and lasting durability. Shopping for OEM Engine Control Module for your Scion xB? Our website is your one-stop destination. We stock an extensive selection of genuine Scion xB parts. The price is affordable so you can save more. It only takes minutes to browse and find the exact fit. Easily add to cart and check out fast. Our hassle-free return policy will keep you stress-free. We process orders quickly for swift delivery. Your parts will arrive faster, so you can get back on the road sooner.

Engine Control Module (ECM) is famously known for its efficiency and reliability, which is the in-car engine that controls and fine tunes it to learn the optimal across the different Scion xB models. This sophisticated engine control module precisely controls features like the air to fuel ratio, the timing of the sparks, and the idle rate, making sure that the Scion xB performs to its very best. The Scion xB machines evolved from the initial integrated circuit designs to the advanced microprocessor systems, and from these improvements one can have pleasure in the additional features such as the variable valve timing that improved performance and fuel efficiency. That is why it is proved to fit other kinds of xB models which can have more opportunities with 1.5 L 1NZ-FE and 2.4 L 2AZ-FE engines. As for Engine Control Module is not only helps to increase the performance of the engine but also actively contributes to improving the safety factor as it helps to maintain the optimal performance from the engine depending upon the driving conditions. More specifically, the enhanced possibility of programming in ECM for performance tuning leads to customization and, thus, is exceptional in the automotive market. Being highly reliable and boosting the efficiency of the Scion xB, Engine Control Module is counted to be one of the significant components that enriched the overall characteristics and performance of the car, and strengthened the position of the Scion xB brand as the compact vehicle with tuned-up statistics and exciting driving experience.

Scion xB Engine Control Module Parts and Q&A

ECM
89661-12D40
Q: How to remove the Engine Control Module (ECM) on Scion xB?
A:
The first step for ECM (Engine Control Module) 2AZ-FE engine control system removal requires disconnecting the mass air flow meter connector and separating the wire harness before loosening the No. 1 air cleaner hose clamp and unlocking the air cleaner assembly clamp and then removing the air cleaner cap sub-assembly. After separating the wire harness you can remove the air cleaner filter element sub-assembly. Then separate the wire harness for the second time before unbolting the 3 air cleaner case sub-assembly bolts. Begin by uninstalling both lock knobs and harness clamp followed by splitting the 2 ECM connectors and unhooking the engine wire. The next step follows with the ECM bolt removal and then unfasten the 4 screws which secure the ECM bracket.
ECM
89661-12J60
Q: How to install the Engine Control Module (ECM) on Scion xB?
A:
You should begin the 2AZ-FE engine control system ECM installation process by attaching the bracket to the ECM through 4 screws then securing the ECM with 2 bolts which must be tightened to 8.0 Nm (82 kgf-cm, 71 in-lbf). First secure the 2 ECM connectors before installing both lock knobs and the harness clamp followed by the wire harness clamp. The air cleaner set-up requires 3 bolts to attach its case sub-assembly with 7.0 Nm torque force (71 kgf-cm, 62 in-lbf). Afterward attach the wire harness followed by the air cleaner filter element sub-assembly installation. The complete installation of the wire harness requires locked air cleaner cap sub-assembly and air cleaner hose where installation starts with tightening the No. 1 air cleaner hose clamp before connecting the mass air flow meter connector.

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