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.
Code 41 - High Resistance Or Open Front Impact Sensor Circuit: Description
Diagnostic monitor measures voltage at terminals No. 11 and 13. Voltage at terminal No. 11 is controlled by 2 resistors inside of diagnostic monitor and resistors located within impact sensors. This voltage varies with charging system voltage. If voltage at terminal No. 11 is too high with respect to reference voltage at terminal No. 13, Code 41 will be set.
NO RELATED
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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.