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.
Scan Tool Data Definitions
LF Tire Pressure: The scan tool displays 0-42 psi. The actual pressure of the left front tire.
LF Tire Status: The scan tool displays Data Pending or OK. Data Pending indicates that the left front tire pressure sensor is in stationary mode. OK indicates that the sensor is in drive mode.
LR Tire Pressure: The scan tool displays 0-42 psi. The actual pressure of the left rear tire.
LR Tire Status: The scan tool displays Data Pending or OK. Data Pending indicates that the left rear tire pressure sensor is in stationary mode. OK indicates that the sensor is in drive mode.
Manual Tire Programming: The scan tool displays Active or Inactive. Active indicates the Tire Pressure Monitor (TPM) system is in sensor programming mode. Inactive indicates the TPM system is not in the sensor programing mode.
RF Tire Pressure: The scan tool displays 0-42 psi. The actual pressure of the right front tire.
RF Tire Status: The scan tool displays Data Pending or OK. Data Pending indicates that the right front tire pressure sensor is in stationary mode. OK indicates that the sensor is in drive mode.
RR Tire Pressure: The scan tool displays 0-42 psi. The actual pressure of the right rear tire.
RR Tire Status: The scan tool displays Data Pending or OK. Data pending indicates that the right rear tire pressure sensor is in stationary mode. OK indicates that the sensor is in drive mode.
Tire Pressure Sensor ID: The scan tool displays Valid or Invalid. Valid indicates all of the TPM sensors are transmitting a valid identification code. Invalid indicates one or more of the sensors are transmitting an invalid, or no identification code.
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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.