LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Base Brakes (Service Information)) >> Diagnosis And Testing >> Diagnosis And Testing - Base Brake System >> Other Brake Conditions

Other Brake Conditions

WARNING: This page is about a different car, the 2014 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
CONDITION POSSIBLE CAUSES CORRECTION
BRAKES CHATTER 1. Disc brake rotor has excessive thickness variation. 1. Isolate condition as rear or front. Reface or replace brake rotors as necessary.
BRAKES DRAG (FRONT OR ALL) 1. Contaminated brake fluid. 1. Check for swollen seals. Replace all system components containing rubber.
2. Binding caliper pins or bushings. 2. Replace pins and bushings.
3. Binding master cylinder. 3. Replace master cylinder.
4. Binding brake pedal. 4. Replace brake pedal.
5. Brake lamp switch not adjusted properly and mounting bracket is bent. 5. Straighten mounting bracket and replace brake lamp switch.
BRAKES DRAG (REAR ONLY) 1. Parking brake cables binding or froze up. 1. Check cable routing. Replace cables as necessary.
2. Parking brake cable return spring not returning shoes. 2. Replace cables as necessary.
3. Rear disc brake parking brake not properly adjusted. 3. Adjust parking brake shoes.
BRAKES GRAB 1. Contaminated brake shoe linings. 1. Inspect and clean, or replace shoes. Repair source of contamination.
2. Improper power brake booster assist. 2. Refer to power brake booster DIAGNOSIS AND TESTING.
EXCESSIVE PEDAL EFFORT 1. Obstruction of brake pedal. 1. Inspect, remove or move obstruction.
2. Low power brake booster assist (vacuum leak). 2. Refer to power brake booster DIAGNOSIS AND TESTING.
3. Glazed brake linings. 3. Reface or replace brake rotors as necessary. Replace brake shoes.
4. Brake shoe lining transfer to brake rotor. 4. Reface or replace brake rotors as necessary. Replace brake shoes.
EXCESSIVE PEDAL TRAVEL (VEHICLE STOPS OK) 1. Air in brake lines. 1. Bleed brakes.
EXCESSIVE PEDAL TRAVEL (ONE FRONT WHEEL LOCKS UP DURING HARD BRAKING) 1. One of the two hydraulic circuits to the front brakes is malfunctioning. 1. Inspect system for leaks. Check master cylinder for internal malfunction.
PEDAL PULSATES/SURGES DURING BRAKING 1. Disc brake rotor has excessive thickness variation. 1. Isolate condition as rear or front. Reface or replace brake rotors as necessary.
PEDAL IS SPONGY 1. Air in brake lines. 1. Bleed brakes.
2. Power brake booster runout (vacuum assist). 2. Check booster vacuum hose and engine tune for adequate vacuum supply. Refer to power brake booster DIAGNOSIS AND TESTING.
PREMATURE WHEEL LOCKUP 1. Contaminated brake shoe linings. 1. Inspect and clean, or replace shoes. Repair source of contamination.
2. Antilock brake system function issue. 2. Refer to appropriate antilock brake diagnostic information.
STOP/BRAKE LAMPS STAY ON 1. Brake lamp switch out of adjustment. 1. Replace brake lamp switch.
2. Brake pedal binding. 2. Inspect and replace as necessary.
3. Obstruction in pedal linkage. 3. Remove obstruction.
4. Power Brake Booster not allowing pedal to return completely. 4. Replace power brake booster.
VEHICLE PULLS TO RIGHT OR LEFT ON BRAKING 1. Frozen brake caliper piston. 1. Replace frozen piston or caliper. Bleed brakes.
2. Contaminated brake shoe lining. 2. Inspect and clean, or replace shoes. Repair source of contamination.
3. Pinched brake lines. 3. Replace pinched line.
4. Leaking piston seal. 4. Replace piston seal or brake caliper.
5. Suspension problem. 5. Refer to the appropriate Suspension service information .
PARKING BRAKE - EXCESSIVE LEVER TRAVEL 1. Broke cable. 1. Replace broken cable.
2. Binding cable. 2. Replace binding cable.
3. Damaged lever at rear brake caliper. 3. Replace rear brake caliper.
4. Binding/frozen rear brake caliper piston. 4. Replace rear brake caliper.