Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Inverter System Controller (ISC)
The Inverter System Controller (ISC) is a stand alone module. The Inverter System Controller (ISC) receives a variety of CAN messages and hardwired signals from modules connected to the CAN. Based on information received, the Inverter System Controller (ISC) makes a decision on how to control the operation of the electric motor. In case of a concern, the Inverter System Controller (ISC) is able to detect and store the appropriate DTC. The Diagnostic Trouble Codes can be retrieved from the Inverter System Controller (ISC) by carrying out an on demand or continuous memory self test. The Inverter System Controller (ISC) can be reprogrammed.
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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