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WorksheetsWSMP 2020 (SPOT)
Total questions: 50
Worksheet time: 50mins
Bahagian cylinder manakah yang banyak berlaku kehausan?
Top Part
Upper trust side
Middle trust side
Lower trust side
Berapakah had “warpage” yang dibenarkan untuk cylinder head?
0.02mm
0.05mm
0.06mm
0.10mm
Antara berikut yang manakah menyebabkan Intermittent misfire?
Bad earth
Blow fuse
Low battery voltage
Poor fuel quality
Enjin dilaporkan mempunyai tekanan minyak yang rendah, Apakah penyebabnya?
Worn main bearing
Worn valve guides
Incorrect oil
Worn crankshaft lobes
Apakah perbezaan wet clutch dan dry clutch?
Wet clutch cooked with coolant
Dry clutch plate always rivered and consist of release bearing.
A wet clutch is immersed in oil.
None of the aboves
Rotor winding didalam alternator berfungsi sebagai?
Magnetic field trap
Convert magnetic field into current
Produce magnetic field.
Insulate the magnetic field.
Apakah kaedah yang sesuai untuk memeriksa kebocoran refrigerant diadalam system penghawa dingin kenderaan?
Spray soapy water to all connection and pipes.
Using an electronic detector at all component, connection and pipes.
Check for pressure drop using pressure gauge
Measure pressure drop in system.
Apakah fungsi EBD (Electronic Brake force Distribution)?
Improve stopping distance
To control brake pressure to both front and rear wheel
To decrease stopping distance
To control brake pressure only to the rear road wheel
Keberkesanan ABS boleh ditentukan oleh?
Stop distance of vehicle
Vehicle stability
Vehicle control
All of above
Giliran pembakaran manakah yang sesuai untuk gambar seperti crankshaft dibawah?
1,5,3,6,2,4
1,2,3,4,5,6
1,3,5,4,2,6
1,4,3,5,2,6
Apakah fungsi expansion valve di dalam system penghawa dingin?
Change liquid to vapor
Change gas to vapor
Changes liquid to gas
Changes vapor to liquid
Antara berikut yang manakah arah bagi pengaliran penyejuk di dalam ‘radiator’ dibawah?
Bottom to top
Top to bottom
Both ways
No flow at coolant when warm
Apakah fungsi leaf spring shackle?
To balance the position of the spring
To enable the establishment of the spring to the vehicle
To hold the spring to the vehicle chassis
To enable the spring to swing.
Kesalahan yang manakah yang menyebabkan kepada ‘blue smoke’ ketika enjin ‘under load’
Rich mixture
Coolant leak into engine
Blocked engine breather pipe
Piston ring failure
Apakah langkah berjaga-jaga yang perlu diambil semasa mengukur tekanan tayar?
It does not matter when the tyre pressure are checked
Should be checked according to the number of passenger and load being carried.
Should we checked with it set load on the vehicle
should be checked after being driven
Apakah maksud multi grade oil?
Oil can be mixed with other oil
The oil is synthetic type
An oil that can only be mixed with its own brand
The oil has the viscosity properties of more than one grade of oil
Apakah turutan operasi ABS yang betul apabila pedal brake ditekan?
Pressure increase – pressure maintain – pressure decrease
Pressure decrease – pressure increase – pressure maintain
Pressure maintain – pressure increase – pressure decrease
Pressure decrease – pressure maintain – pressure increase
Apakah yang menyebabkan berlakunya ‘hot spot’ didalam ruang pembakaran?
Low compression
Detonation
High compression
Pre ignition
Dimanakah shock absorber dipasang didalam system gantungan bebas dengan ‘wish bone arm’ ?
Chasis and lower arm
Body
Lower arm
Chasis
Apakah tanda berlakunya seized floating caliper?
Force braking
Brake pad
Over heating brake disc
Uneven brake pad wear
ECU mengawal suntikan bahan api dengan cara?
opening the valve widely
increase the frequency of fuel injector
increase the valve opening time
increase air volume entry
Satu nisbah gear iaitu 4:1 digunakan gear input mempunyai 20 gigi.Berapa banyak gigi yang diperlukan pada gear output?
5
6
80
50
Apakah jenis system gantungan yang ditunjukan.
MacPherson strut.
Multi link
Double wish bone
Leaf spring
Apakah fungsi dual mass flywheel?
Allows for smoother drive take up
Allow easy clutch replacement
To reduce any low engine speed tensional vibration
Allow larger driving torque to be transmitted.
Tujuan ‘Intercooler’ adalah __________?
Produce overboost
Increase the engine revolution
Cool the air after compression
Reduce air volume entering the engine
Komponen yang digunakan untuk menyejukkan ‘refrigerant’ di dalam system penghawa dingin kereta selepas dimampatkan adalah:-
Radiator
Compressor
Condensor
Evaporator
Apakah warna pada hydrometer(magic eye) yang menunjukkan bahawa bateri perlu ditukar?
Merah
Putih
Hijau
Kuning
Dalam berkaitan dengan steering geometry , apa yang dimaksudkan dengan istilah ‘Camber Angle’?
The horizontal at angle of road wheel
The incline of road angle
The vertical of angle of the road wheel
The angle between road and wheel
Berlaku dua kali ganda jumlah minyak enjin telah disalir dari enjin. Apakah penyebabnya?
Wrong grade of engine oil being used
Leaking fuel injector
Incorrect fuel mixture
Wrong amount of oil being filled
Berikut adalah system EFI kecuali
K - Jetronik
L - Jetronik
D - Jetronik
T - Jetronik
Hydraulic unit menerima isyarat daripada _________
Wheel speed sensor
Stop light sensor
ABS control module
Solenoid valve
Berikut adalah komponen yang terdapat didalam EGR valve kecuali :-
Piston
Plunger
Pressure valve
Vacuum Diaphragm
Apakah fungsi Diode di dalam alternator
To limit voltage a circuit
To block the flow of current in one direction
To increase voltage in circuit
To amplify the flow of current in one direction
Apabila ‘sun gear’ dipegang dan ‘planetary gear’ berpusing, planetary gear set akan _________
Speed reduction
Speed increase
Direct Drive
Reverse
Apakah fungsi ‘Air Flow Sensor’ di dalam system EFI?
Detect air temperature entering the combustion chamber
Detect atmospheric Air temperature entering the combustion chamber
Detect air volume entering the combustion chamber
Detect volumetric efficiency entering combustion chamber
Startor mula berpusing apabila
Torque multiplication required
The turbine turn faster than pump
The turbine speed approach pump speed
It work as one way clutch
Fungsi startor di dalam torque converter adalah
Pressure regulator
Valve body
One way clutch
None of the above
Fungsi ABS solenoid valve adalah ________
Ensure of pressure is maintained
Produce hydraulic pressure
Control fluid pressure in the channel
Convert ECU signal to pressure signal
Namakan dua ‘Shift Pattern’ yang ditemui di dalam ‘Transmission Control Unit Memory’
Overdrive and Economy
Power and Economy
High speed and Lower speed
Overdrive and Power
Sudut ‘Camber’ dilihat dari _______ kenderaan
Front view
Side view
Top View
Bottom View
Apakah kesalahan dalam kenderaan apabila steering bergegar semasa kelajuan sederhana dan tinggi?
Worn steering linkage
Worn ball joint
Worn steering box
Tyre unbalance
Jika 12 Volt dibekalkan kepada sepasang lampu yang disambung secara selari. Berapa jumlah arus jika lampu tersebut masing masing 5 ohms?
2 amps
2.4 amps
6 amps
4.8 amp
Apakah fungsi ‘Castor Angle’ pada sesebuah kereta?
Camber of the road wheel
Self-Centring steering
The Toe-in of the road wheels
Straight ahead position when driving
‘Torque Flows’ dari enjin melalui ‘torque converter’ dan _______ ke dalam ‘Transmission’
Rear shaft
Output shaft
Input shaft
Main shaft
Apakah ‘fuel octane rating’ yang sesuai untuk enjin enam silinder?
98
95
97
93
Bagaimanakah rintangan diperiksa di dalam satu litar elektrik?
Using Amp-meter in an insulated circuit
Using Ohmmeter in a powered circuit
Using Voltmeter in an insulated circuit
Using Ohmmeter in an insulated circuit
Apakah fungsi solenoid di dalam ‘starter motor’?
As a relay supplying current from the battery to the starter
As a driver for the ring gear to mesh with the flywheel while cranking
As a cut off between the ring gear and flywheel when the engine starts
All the above
Manakah yang berikut menyebabkan ‘White Smoke’ keluar dari ekzos?
Worn piston ring
Badly sealing exhaust valves
Cold exhaust system
Blocked air filter
Apakah langkah berjaga-jaga perlu diambil dengan bendalir brek?
Should always be kept at room temperature
Should always be kept sealed and used within specific time if opened
Should be kept away from rubber will perish rubber
Should never be allowed to come in contact with paintwork
Apakah fungsi ‘Knock Sensor’?
To measure the amount of NOx gas emitted
To measure vibration signal and convert it to a voltage signal
To measure engine vibration during engine deceleration
To measure any signs of detonation
