ROAD TEST ROAD TEST PROCEDURESPROCEDURES

BRAKEBRAKE

SYSTEMSYSTEMNOTE: ABORT ROAD TEST IF BRAKE PEDAL IS LOW OR NOTE: ABORT ROAD TEST IF BRAKE PEDAL IS LOW OR

FEELS UNSAFE AND PERFORM BRAKE INSPECTFEELS UNSAFE AND PERFORM BRAKE INSPECT

BEFORE TEST DRIVEBEFORE TEST DRIVE

1)CHECK BRAKE FLUID 1)CHECK BRAKE FLUID LEVELLEVEL

2)CHECK PEDAL 2)CHECK PEDAL HEIGHTHEIGHT

3)CHECK EMERGENCY BRAKE 3)CHECK EMERGENCY BRAKE FORFOR PROPER PROPER OPERATION OPERATION

BEGIN ROAD TESTBEGIN ROAD TEST

DRIVE VEHICLE ABOUT DRIVE VEHICLE ABOUT 5 MILES PER5 MILES PER HOURHOUR LIGHTLY PRESS BRAKE PEDAL LIGHTLY PRESS BRAKE PEDAL AND LISTEN FOR ANY ABNORMAL AND LISTEN FOR ANY ABNORMAL SOUNDS. SOUNDS.

DOES VEHICLE DOES VEHICLE STOPSTOP?? IF CUSTOMER IS COMPLAINING IF CUSTOMER IS COMPLAINING

ABOUT NOISE DRIVING NEXT TO A ABOUT NOISE DRIVING NEXT TO A BUILDING MAY HELP YOU HEAR IT!BUILDING MAY HELP YOU HEAR IT!

CONTINUE ROAD TESTCONTINUE ROAD TEST

NOW LET’S INCREASE OUR SPEED TO NOW LET’S INCREASE OUR SPEED TO 25 MILES PER HOUR. 25 MILES PER HOUR. LIGHTLY LIGHTLY APPLY APPLY THE BRAKES.THE BRAKES.

DOES THE VEHICLE PULL TO THE DOES THE VEHICLE PULL TO THE RIGHT OR LEFT?RIGHT OR LEFT?

DOES THE BRAKE PEDAL FEEL FIRM?DOES THE BRAKE PEDAL FEEL FIRM? DOES THE VEHICLE STOP? DOES THE VEHICLE STOP? HEAR ANY STRANGE NOISES?HEAR ANY STRANGE NOISES?

CONTINUE ROAD TESTCONTINUE ROAD TEST

LET’S RAISE OUR SPEED TO LET’S RAISE OUR SPEED TO 55 MILES 55 MILES PER HOURPER HOUR AND APPLY THE BRAKES AND APPLY THE BRAKES LIGHTLYLIGHTLY..

DOES THE STEERING WHEEL DOES THE STEERING WHEEL SHAKE?SHAKE?

DOES THE CARDOES THE CAR PULL PULL LEFT OR RIGHT? LEFT OR RIGHT?

DOES THE VEHICLE DOES THE VEHICLE STOPSTOP??

DO YOU HEAR ANY DO YOU HEAR ANY ABNORMALABNORMAL NOISE? NOISE?

SERIOUS TESTINGSERIOUS TESTING NOW WE NEED TO CHECK THE BRAKES FOR NOW WE NEED TO CHECK THE BRAKES FOR

STOPPING POWER!! THIS SHOULD BE PERFORMED STOPPING POWER!! THIS SHOULD BE PERFORMED WITH WITH EXTREME CAUTION!!EXTREME CAUTION!!

FIND A SAFE PLACE FIND A SAFE PLACE TO PERFORM THIS TEST. TO PERFORM THIS TEST. BEGIN BY GETTING UP TO BEGIN BY GETTING UP TO 45 MILES PER 45 MILES PER HOURHOUR.CHECK MIRROR FOR TRAFFIC BEHIND .CHECK MIRROR FOR TRAFFIC BEHIND YOU!!YOU!!

YOU DO NOT WANT TO BE YOU DO NOT WANT TO BE REARENDED!!REARENDED!! IF IT IS IF IT IS CLEARCLEAR APPLY BRAKES APPLY BRAKES FIRMLYFIRMLY..

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SERIOUS TESTING PART 2SERIOUS TESTING PART 2

DID VEHICLE STOP IN STRAIGHT DID VEHICLE STOP IN STRAIGHT LINE?LINE?

DID PEDAL PULSE OR KICKBACK? DID PEDAL PULSE OR KICKBACK? WAS STOPPING DISTANCE WAS STOPPING DISTANCE

ACCEPTABLE?ACCEPTABLE? DID ONE WHEEL SLIDE?DID ONE WHEEL SLIDE? DID ALL WHEELS BRAKE EVENLY? DID ALL WHEELS BRAKE EVENLY? DID YOU CRASH OR GET DID YOU CRASH OR GET

REARENDED?REARENDED?

BRAKE CONCERNSBRAKE CONCERNS

BRAKE FLUID LOWBRAKE FLUID LOW

1)1) POSSIBLE LEAKPOSSIBLE LEAK

2)2) NORMAL IF BRAKE LINING WORNNORMAL IF BRAKE LINING WORN

PEDAL HEIGHT TOO LOWPEDAL HEIGHT TOO LOW

1)1) BRAKES OUT OF ADJUSTMENTBRAKES OUT OF ADJUSTMENT

2)2) MISADJUSTED MASTER CYLINDERMISADJUSTED MASTER CYLINDER FREEPLAYFREEPLAY

3)3) BENT OR DAMAGED PEDAL ASSEMBLYBENT OR DAMAGED PEDAL ASSEMBLY

BRAKE CONCERNS 2BRAKE CONCERNS 2

BRAKE PEDAL TOO HIGHBRAKE PEDAL TOO HIGH

1) MISADJUSTED MASTER CYLINDER1) MISADJUSTED MASTER CYLINDER FREEPLAYFREEPLAY

EMERGENCY BRAKE PULLS OUTEMERGENCY BRAKE PULLS OUT OVER 4 CLICKSOVER 4 CLICKS

1) BRAKES OUT OF ADJUSTMENT1) BRAKES OUT OF ADJUSTMENT

2) CABLES STRETCHED OR BROKEN2) CABLES STRETCHED OR BROKEN

3) EMERGENCY CABLES NEED ADJUST3) EMERGENCY CABLES NEED ADJUST

BRAKE CONCERNS 3BRAKE CONCERNS 3

ONE WHEEL LOCKS AND SLIDESONE WHEEL LOCKS AND SLIDES1)1) BRAKE LINING CONTAMINATEDBRAKE LINING CONTAMINATED 2)2) BRAKE HOSE DETERIORATEDBRAKE HOSE DETERIORATED3)3) AIR IN SYSTEMAIR IN SYSTEM VEHICLE PULLS LEFT OR RIGHTVEHICLE PULLS LEFT OR RIGHT1)1) LINING CONTAMINATIONLINING CONTAMINATION2)2) BRAKE ADJUSTMENT OR AIR IN SYSTEMBRAKE ADJUSTMENT OR AIR IN SYSTEM3)3) BRAKE HOSES DEFECTIVEBRAKE HOSES DEFECTIVE4)4) ALIGNMENT INCORRECT (WORN PARTS)ALIGNMENT INCORRECT (WORN PARTS)5)5) TIRESTIRES

BRAKE CONCERNS 4BRAKE CONCERNS 4

BRAKE PEDAL FEELSBRAKE PEDAL FEELS SPONGYSPONGY

1)1) AIR IN SYSTEM AIR IN SYSTEM

2)2) BRAKE HOSES DEFECTIVEBRAKE HOSES DEFECTIVE

3)3) HYDRAULIC SYSTEM LEAKHYDRAULIC SYSTEM LEAK

BRAKE PEDAL PULSATIONBRAKE PEDAL PULSATION

1)1) NORMAL IF ABS EQUIPPEDNORMAL IF ABS EQUIPPED

2)2) WARPED ROTORS OR DRUMSWARPED ROTORS OR DRUMS

BRAKE CONCERNS 5BRAKE CONCERNS 5

GRINDING NOISES GRINDING NOISES

1)1) LININGS METAL TO METALLININGS METAL TO METAL

2)2) FOREIGN OBJECT IN BRAKESFOREIGN OBJECT IN BRAKES

3)3) BROKEN BRAKE HARDWAREBROKEN BRAKE HARDWARE

4)4) ROTORS OVERHEATED OR SCOREDROTORS OVERHEATED OR SCORED

BRAKE CONCERNS 6BRAKE CONCERNS 6

IF YOU CRASHED OR GOT REARENDEDIF YOU CRASHED OR GOT REARENDED

1)1) CALL 911CALL 911

2)2) CALL YOUR BOSSCALL YOUR BOSS

3)3) CALL YOUR INSURANCE AGENTCALL YOUR INSURANCE AGENT

4)4) CALL A CAB CALL A CAB

LOOK FOR NEW JOB!!LOOK FOR NEW JOB!!

THE ENDTHE END

ANY QUESTIONSANY QUESTIONS

ASK INSTRUCTORASK INSTRUCTOR