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.
INSPECTION PROCEDURE 4: Brake Drag: Diagnosis
- STEP 1. Check the parking brake operating lever return.
YES: Repair it. Then go to STEP 7.
NO: Go to Step 2.
- STEP 2. Check the brake shoe springs for breakage.
Q: Are the brake shoe springs broken?
YES: Replace the spring. Then go to STEP 7.
NO: Go to Step 3.
- STEP 3. Check the amount of grease at each sliding section.
Refer to PARKING BRAKE LINING AND DRUM .
Q: Is the grease amount low?
YES: Apply grease. Then go to STEP 7.
NO: Go to Step 4.
- STEP 4. Check the parking brake pull amount.
Refer to PARKING BRAKE LEVER STROKE CHECK AND ADJUSTMENT .
Q: Is there a fault?
YES: Adjust it. Then go to STEP 7.
NO: Go to Step 5.
- STEP 5. Check port for clogging.
Q: Is the port clogged?
YES: Repair it. Then go to STEP 7.
NO: Go to Step 6.
- STEP 6. Check disc brake pistons for sticking.
Depress the brake pedal, then release. Confirm each wheel spins freely.
Q: Does any wheel stick?
YES: Inspect that brake assembly. Then go to Step 7.
NO: Go to Step 7.
- STEP 7. Recheck symptom.
Q: Is the symptom eliminated?
YES: The procedure is complete.
NO: Start over at STEP 1. If a new symptom surfaces, refer to the SYMPTOM CHART .
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.