73533FL000 Subaru POWER TRANSISTOR, Price: 51.64$, Weight: 0.106kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Subaru |
73533FL000 |
POWER TRANSISTOR |
1 |
0.106 |
2-3 |
51.64$ |
Originals
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
POWER TRANSISTOR
|
1 |
0.122
|
|
61.97$
|
Reliable Ignition Power Control Module for Subaru
This ignition power control unit is a key link between the ECU and the ignition coil. It is needed to switch coil current on and off at the exact millisecond, so the spark is strong, clean, and timed correctly. When this part is healthy, your Subaru starts easier, idles smoother, and accelerates without hesitation ⚡.
How It Works (Simple Technician View)
The ECU sends a low-current trigger signal to this module. Inside, a high-speed transistor amplifies that command and “grounds” the coil in short pulses. That action builds magnetic energy in the coil, then releases it as high voltage to fire the spark plug. It also helps protect the ECU from high current and heat by handling the heavy switching load ?.
Signs of Failure & What Happens If It Breaks
If the unit weakens or overheats, you may get misfires, rough idle, loss of power, hard starting, or sudden stalling. A bad one can cause no-spark on one or more cylinders, trigger a check engine light, and in some cases over-stress the ignition coil. Ignoring the issue may lead to poor fuel economy and catalytic converter damage from unburned fuel ?.