Inspection Procedure 1: Insufficient Parking Brake Function

INSPECTION PROCEDURE 1: Insufficient Parking Brake Function

DIAGNOSIS

STEP 1. Check the excessive parking brake lever stroke.
Q: Is the parking brake lever stroke adjusted properly?
YES: Go to Step 2.
NO: Adjust the parking brake lever stroke or check the parking brake cable routing. Then go to Step 5.

STEP 2. Check the parking brake rear cable for sticking.
Q: Is the parking brake rear cable stuck?
YES: Replace the parking brake rear cable. Then go to Step 5.
NO: Go to Step 3.

STEP 3. Check the brake lining and brake drum for wear.
Q: Is the brake lining thickness or brake drum inside diameter outside of specification?
YES: Replace the rear brake shoe assembly or rear brake disk. Then go to Step 5.
NO: Go to Step 4.

STEP 4. Check for oil, water, etc., on the lining contact surfaces.
Q: Is oil, water, etc., on the lining contact surface?
YES: Replace the part and determine and repair source/cause of foreign material. Then go to Step 5.
NO: Carry out the parking brake lining seating procedure and then go to Step 5.

STEP 5. Retest the system.
Q: Is the malfunction eliminated?
YES: The procedure is complete.
NO: Recheck from Step 1.