CH. 102 DISC BRAKE DIAGNOSIS &
SERVICE JAMES HALDERMAN 5TH
EDITION NOTES & CHAPTER QUIZ
WITH CORRECT ANSWERS!!
Disc Brake Diagnostic Procedure Step 1 - ANSWERTest drive vehicle to see if
complaint can be duplicated. Make sure to not test drive if red braking light stays on.
Disc Brake Diagnostic Procedure Step 2 - ANSWERCheck pedal height & verify
proper operation. If low, count clicks, 3-7 is normal, if 10 or more check rear brakes.
Disc Brake Diagnostic Procedure Step 3 - ANSWERSafely lift vehicle & remove
wheels. Visually check the Flexible Brake Hose, rotor for excessive rust/scoring, and
calipers for leakage/damage.
Disc Brake Diagnostic Procedure Step 4 - ANSWERRemove calipers & check pads
for proper lining thickness & check for cracks or other damage.
Steel Caliper Pistons - ANSWERTransfers heat from pads to fluid; surface finish
extremely important; Use crocus cloth to removed any surface staining.
Thicker (new) Pads - ANSWERReduce brake noise.
Harder - ANSWERIncrease brake noise.
Caliper Assembly - ANSWER
"Click" Sound - ANSWERBrake pads are loose after installing brake pads.
Disc Brake Diagnostic Procedure Step 5 - ANSWERReplace all components that do
not meet factory specifications.
Disc Brake Diagnostic Procedure Step 6 - ANSWERTest drive vehicle to verify
repairs did correct the customer's complaint.
Brake Pad Senors - ANSWERmake a "chirping" sound. Don't confuse for a defective
wheel bearing or other fault.
Riveted Lining Brake Pad Replacement - ANSWERWhen lining 1/16 in. above rivets.
Brake Pad With Indicator Notch Replacement - ANSWERWhen the notch is no
longer visible.
SERVICE JAMES HALDERMAN 5TH
EDITION NOTES & CHAPTER QUIZ
WITH CORRECT ANSWERS!!
Disc Brake Diagnostic Procedure Step 1 - ANSWERTest drive vehicle to see if
complaint can be duplicated. Make sure to not test drive if red braking light stays on.
Disc Brake Diagnostic Procedure Step 2 - ANSWERCheck pedal height & verify
proper operation. If low, count clicks, 3-7 is normal, if 10 or more check rear brakes.
Disc Brake Diagnostic Procedure Step 3 - ANSWERSafely lift vehicle & remove
wheels. Visually check the Flexible Brake Hose, rotor for excessive rust/scoring, and
calipers for leakage/damage.
Disc Brake Diagnostic Procedure Step 4 - ANSWERRemove calipers & check pads
for proper lining thickness & check for cracks or other damage.
Steel Caliper Pistons - ANSWERTransfers heat from pads to fluid; surface finish
extremely important; Use crocus cloth to removed any surface staining.
Thicker (new) Pads - ANSWERReduce brake noise.
Harder - ANSWERIncrease brake noise.
Caliper Assembly - ANSWER
"Click" Sound - ANSWERBrake pads are loose after installing brake pads.
Disc Brake Diagnostic Procedure Step 5 - ANSWERReplace all components that do
not meet factory specifications.
Disc Brake Diagnostic Procedure Step 6 - ANSWERTest drive vehicle to verify
repairs did correct the customer's complaint.
Brake Pad Senors - ANSWERmake a "chirping" sound. Don't confuse for a defective
wheel bearing or other fault.
Riveted Lining Brake Pad Replacement - ANSWERWhen lining 1/16 in. above rivets.
Brake Pad With Indicator Notch Replacement - ANSWERWhen the notch is no
longer visible.
