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.
PID/Data Monitor Procedure
This function allows access to certain data values, input signals, calculated values and system status information. Turn ignition switch to OFF position. Ensure test equipment is properly attached. Program scan tool using the following steps:
- Select VEHICLE & ENGINE SELECTION menu.
- Select NEW VEHICLE, YEAR & MODEL.
- Select DIAGNOSTIC DATA LINK.
- Select PCM-POWERTRAIN CONTROL MODULE.
- Select PID/DATA MONITOR & RECORD.
- Turn ignition switch to ON position or start engine and allow to idle.
- Follow operating instructions from scan tool menu.
- Select appropriate PIDs and press START to begin monitoring.
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.