Automotive Mechatronics Technology  ·  Level 6
Motor Vehicle Preventive Maintainance
Chapter 6: Adjust specified parts
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⚑ What you will be able to do

By the end of this chapter, you will be able to:

  • Adjust the hand brake lever travel safely and accurately according to the manufacturer’s recommendations.
  • Correctly adjust the play and travel of the clutch pedal following the manufacturer’s guidelines.
  • Accurately adjust the play and travel of the brake pedal as specified by the manufacturer.
  • Properly adjust the play and travel of the accelerator pedal to meet manufacturer standards.
  • Adjust wiper nozzles correctly by following the auto-workshop standard operating procedures.

Mastering these skills ensures vehicles operate safely and efficiently, helping you become a trusted professional in motor vehicle maintenance.

Chapter Practical Activities

Practical 1: Adjusting Brake Pedal Free Play to Manufacturer Specifications

Automotive Mechatronics Technology · Level 6
Motor Vehicle Preventive Maintainance
PRACTICAL ASSESSMENT
TIME: 4 HOURS
⬇ PDFCandidate Instructions (Candidate Tool)

Type: Individual

INSTRUCTIONS TO CANDIDATE:
1.  You are required to perform the following task:
i.  Adjust the brake pedal free play to 10-15 mm as per the vehicle manufacturer's specifications using the service manual.
2.  You have been provided with the following resources for the practical task:
Tools & EquipmentMaterials
Complete tool box including spanners, screwdrivers, pliers, and brake adjusting toolsBrake fluid
Hydraulic jack and safety standsCleaning cotton waste
Measuring ruler or vernier caliperPersonal protective equipment (overall, gloves, safety boots, goggles)
Brake pedal free play gauge or ruler marked in millimeters
Wheel chocks
⬇ PDFResources Required (Cutting List)
S/NItemQuantity
1Complete tool box including spanners, screwdrivers, pliers, and brake adjusting tools1 set per Candidate
2Service manual for the specific vehicle make and model1 copy per Candidate
3Personal protective equipment (overall, gloves, safety boots, goggles)1 set per Candidate
4Wheel chocks2 pcs per Candidate
5Brake fluidSufficient per Candidate
6Cleaning cotton wasteSufficient per Candidate
7Hydraulic jack and safety stands1 set per Candidate
8Measuring ruler or vernier caliper1 per Candidate
9Brake pedal free play gauge or ruler marked in millimeters1 per Candidate
10Live light-duty vehicle with adjustable brake pedal1 per Candidate
⬇ PDFAssessor Guide
Items to be EvaluatedMarks AvailableMarks ObtainedComments
TASK 1: Adjust Brake Pedal Free Play
Wore personal protective equipment (overall, gloves, safety boots, goggles)
(Award 1 mark for each PPE worn or zero)
4
Parked vehicle on a flat surface and chocked the wheels
(Award 2 marks or zero)
2
Loosened the brake pedal lock nut or adjuster lock as per service manual
(Award 2 marks or zero)
2
Measured the initial brake pedal free play using brake pedal free play gauge or ruler
(Award 3 marks or zero)
3
Adjusted the brake pedal free play to between 10 mm and 15 mm as per manufacturer specifications
(Award 5 marks only if free play is within specified range)
5
Tightened the brake pedal lock nut or adjuster lock securely after adjustment
(Award 2 marks or zero)
2
Checked brake fluid level in the master cylinder reservoir and topped up if necessary
(Award 3 marks or zero)
3
Cleaned any spillage around the brake fluid reservoir using cotton waste
(Award 1 mark or zero)
1
Tested brake pedal for correct operation and free play after adjustment
(Award 3 marks or zero)
3
Lowered vehicle safely after inspection and adjustment
(Award 2 marks or zero)
2
Sub-Total27
PRODUCT CHECKLIST
Brake pedal free play adjusted accurately between 10 mm and 15 mm
(Award 5 marks only if measurement is within specified range)
5
Brake pedal operates smoothly without binding or excessive play
(Award 3 marks or zero)
3
No brake fluid leakage or spillage around master cylinder and reservoir
(Award 3 marks or zero)
3
Sub-Total11
GRAND TOTAL38
ASSESSMENT OUTCOME:   ☐ Competent    ☐ Not Yet Competent (competent if at least 50%)

Practical 2: Adjust Clutch Pedal Free Play to Manufacturer Specification

Automotive Mechatronics Technology · Level 6
Motor Vehicle Preventive Maintainance
PRACTICAL ASSESSMENT
TIME: 4 HOURS
⬇ PDFCandidate Instructions (Candidate Tool)

Type: Individual

INSTRUCTIONS TO CANDIDATE:
1.  You are required to perform the following task:
i.  Adjust the clutch pedal free play to 10-20 mm as per the vehicle manufacturer's specifications.
2.  You have been provided with the following resources for the practical task:
Tools & EquipmentMaterials
Clutch pedal free play measuring ruler or gaugeCleaning cotton waste
Spanner setPersonal protective equipment (Overall, Gloves, Safety boots, Goggles)
Screwdriver set
Service manual
⬇ PDFResources Required (Cutting List)
S/NItemQuantity
1Vehicle with manual transmission1 Pc per Candidate
2Clutch pedal free play measuring ruler or gauge1 Pc per Candidate
3Spanner set (including 10mm and 12mm spanners)1 Set per Candidate
4Screwdriver set1 Set per Candidate
5Service manual for the vehicle1 Copy per Candidate
6Cleaning cotton wasteSufficient per Candidate
7Personal protective equipment (Overall, Gloves, Safety boots, Goggles)1 Set per Candidate
⬇ PDFAssessor Guide
Items to be EvaluatedMarks AvailableMarks ObtainedComments
TASK 1: Adjust Clutch Pedal Free Play
Wore personal protective equipment (Overall, Gloves, Safety boots, Goggles)
(Award 1 mark for each or zero x 4 = 4 Marks)
4
Parked vehicle on flat surface and applied handbrake, chocked wheels
(Award 2 marks or zero)
2
Opened vehicle hood to access clutch linkage
(Award 1 mark or zero)
1
Cleaned clutch pedal and linkage area using cotton waste
(Award 1 mark or zero)
1
Measured initial clutch pedal free play using ruler/gauge
(Award 1 mark for correct tool use, 1 mark for accurate measurement, 1 mark for recording result)
3
Loosened lock nut on clutch cable or linkage
(Award 2 marks or zero)
2
Adjusted clutch pedal free play to between 10 mm and 20 mm as per service manual
(Award 4 marks or zero)
4
Tightened lock nut securely after adjustment
(Award 2 marks or zero)
2
Re-measured clutch pedal free play to confirm adjustment
(Award 1 mark for correct tool use, 1 mark for accurate measurement, 1 mark for recording result)
3
Tested clutch pedal operation for smoothness and proper engagement
(Award 3 marks or zero)
3
Closed vehicle hood and cleaned work area
(Award 1 mark or zero)
1
Sub-Total26
PRODUCT CHECKLIST
Clutch pedal free play adjusted to between 10 mm and 20 mm as per specifications
(Award 10 marks for correct final measurement or zero)
10
Sub-Total10
GRAND TOTAL36
ASSESSMENT OUTCOME:   ☐ Competent    ☐ Not Yet Competent (competent if at least 50%)
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Am I competent?

At the start of this chapter we promised you would be able to:

  • Adjust the hand brake lever travel safely and accurately according to the manufacturer’s recommendations.
  • Correctly adjust the play and travel of the clutch pedal following the manufacturer’s guidelines.
  • Accurately adjust the play and travel of the brake pedal as specified by the manufacturer.
  • Properly adjust the play and travel of the accelerator pedal to meet manufacturer standards.
  • Adjust wiper nozzles correctly by following the auto-workshop standard operating procedures.

Tick each one you can genuinely do.

So, are you there yet?

You're competent when you can confidently do 50% or more of what this chapter promised.

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