Internal Control Module Torque Calculation Performance
The engine control module is having trouble calculating the engine torque.
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What it means (plain English)
The engine computer is not calculating how much power the engine should be producing, which can lead to performance issues.
What the computer is actually seeing
The control module expects a specific torque value based on inputs from various sensors like the accelerator pedal position and engine speed. If the calculated torque is outside the expected range, the code triggers.
What a healthy reading looks like
Torque should correlate with throttle position; typically, calculated torque should be within ±10% of expected values based on throttle position sensor data.
Guided diagnostic — the DiagCoach way
Don't just throw parts at it. Walk through these in order — each step tells you whether to keep going or stop and fix what you found.
- 1Check the throttle position sensor for proper voltage output (0.5V at closed throttle to around 4.5V at wide open).
- 2Inspect wiring and connectors for damage, corrosion, or poor connections between the throttle position sensor and ECM.
- 3Verify if the ECM has the latest software update and reflash if necessary.
- 4Use a scan tool to perform a torque calculation test and check if values fall within an acceptable range.
Common causes
- Faulty throttle position sensor
- Bad engine control module (ECM)
- Wiring issues or poor connections in the throttle sensor circuit
- Software malfunction in the ECM
Typical repair cost
$$
Related codes
Frequently asked questions
Is it safe to drive with this code present?
It's generally safe to drive, but you may experience reduced power and performance.
Will this code come back after clearing it?
If the underlying issue isn't resolved, yes, the code will likely return.
Could this code be related to other performance issues?
Yes, it often pairs with codes related to the throttle position or other engine performance issues.
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