DTC P1635-68: Tire/Axle Out Of Acceptable Range - Event Information: Action

NOTE:

This DTC is for event information only and does not indicate a fault.
After clearing this DTC, the vehicle must be driven at a constant speed between 50mph (80km/h) and 75mph (120km/h) for a minimum of 1.25 miles (2km) before checking if the DTC has set again.

Check that the wheels and tires comply with the manufacturer's specification for the vehicle - All tires should be the same brand, type and size
Check and adjust the tire pressures as necessary
Check the tread depth of all tires. Ideally, the tire tread depths should differ by no more than 2mm. Where possible, install the tires with the least wear to the rear axle. Using the manufacturer approved diagnostic system, clear the DTCs and road test the vehicle. If the fault persists, new tires will be required before this DTC can be cleared permanently