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 Parameters
Code 24 sets if right rear speed signal is zero. This code may set any time vehicle is moving faster than 5 MPH (8 km/h) and is not in ABS braking. This code may be set together with Code 28. Failure may first appear to be an intermittent short or open which sets Code 28. Subsequent complete failure may then set Code 24. Drive vehicle faster than 40 MPH (64 km/h) to check for reappearance of failure.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.