1. Brake pad, disc rotor reaches its wear limit and need to be replaced.
2. Check the brake caliper deformed causing off grinding to the brake pad (uneven brake pad wear on both side)
Suggest to repair at workshop, repair procedure as below:
1. Retrieve the data from brake testing rig to determine the preliminary problem cause.
2. Check if the brake pad, disc rotor has reached its wear limit and needed a replacement.
3. If the brake pad off-grinding then need to check if the caliper has deformed, replace if necessary.
4. Perform road test to the brake system and record the data after repairing done.