ABS(diag)-6
ABS (DIAGNOSTICS)
Check List for Interview
3. SYMPTOMS
ABS operating condi-
tion
❏ Does not move.
❏ Operates only when applying an abrupt brake. Vehicle speed: km/h
MPH
• How to step on brake pedal:
a) Operating time: Sec.
b) Operating noise: ❏ Occurs. / ❏ Does not occur.
• What kind of noise? ❏ Knocking
❏ Gong gong
❏ Bong
❏ Buzz
❏ Gong gong buzz
❏ Others:
c) Reaction force of brake pedal
❏ Stick
❏ Weak pedal resistance
❏ Strong pedal resistance
❏ Others:
Behavior of vehicle a) Directional stability cannot be obtained or the steering refuses to work when applying brakes:
❏ Ye s / ❏ No
• When: ❏ When turning to the right
❏ When turning to the left
❏ When spinning
❏ Others:
b) Directional stability cannot be obtained or the steering refuses to work when accelerating:
❏ Ye s / ❏ No
• When: ❏ When turning to the right
❏ When turning to the left
❏ When spinning
❏ Others:
c) Poor brake performance: ❏ Ye s / ❏ No
• What kind: ❏ Long braking/stopping distance
❏ Brakes lock or drag
❏ Long pedal stroke
❏ Pedal sticks.
❏ Others:
d) Poor acceleration: ❏ Ye s / ❏ No
• What kind: ❏ Not accelerate
❏ Engine stalls.
❏ Others:
e) Occurrence of vibration: ❏ Ye s / ❏ No
• Where
• What kind:
f) Occurrence of noise: ❏ Ye s / ❏ No
• Where
• What kind:
g) Other troubles occurred: ❏ Ye s / ❏ No
• What kind: