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.
DTC 91, 93, 95, 97: Tire Pressure Sensor Internal Error
- Turn the ignition switch to ON (II).
- Check for DTCs with HDS.
- Note the tire pressure sensor(s) number by the indicated DTC.DTC REFERENCE
DTC Tire pressure sensor 91 No. 1 93 No. 2 95 No. 3 97 No. 4 - Do the tire pressure sensor location procedure to determine the affected tire location and relate it to the tire pressure senso number(
Tire Pressure Sensor Location ).
Did each sensor respond to the TPMS initializer tool?
YES - Go to step 5.
NO - Check that the tire pressure sensor is properly mounted. If necessary, replace the appropriate tire pressure sensor: '07 model ( Removal - '07 Model ), '08-10 models ( Removal - '08-10 models ).
- Clear the DTC with the HDS.
- Test-drive the vehicle at 28 mph (45 km/h) or more for at least 1 minute.
- Check for DTCs with the HDS.
Is DTC 91, 93, 95, or 97 indicated?
YES - Replace the original tire pressure sensor: '07 model ( Removal - '07 Model ), '08-10 models ( Removal - '08-10 models ), and recheck. If DTCs are still present, substitute a known-good TPMS control unit ( TPMS CONTROL UNIT REPLACEMENT ), and recheck.
NO - If any other DTCs are indicated, troubleshoot the appropriate DTC. If no DTCs are indicated, the system is OK at this time.
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.