Check the parking brake switch operation.
Check the parking brake lever ratchet for wear.
Check the parking brake cable for wear or damage.
Pull the parking brake lever (A) with 196 N (20 kg, 44lbf) force to fully apply the parking brake. The parking brake lever should be locked within the specified number of clicks (B).
Lever locked clicks: 6~8 clicks
Adjust the parking brake if the lever clicks are out of specification.