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Question # 41

Truck wanders and has excessive lean in turns. Inspection shows broken leaf spring center bolt. What is the result?

Options:

A.

Misaligned axle causing wander

B.

Low ride height only

C.

No effect, spring bolt is redundant

D.

Brake imbalance

Question # 42

Steering wheel does not return to center after turns. Alignment shows caster angle near zero. What correction is needed?

Options:

A.

Increase positive caster

B.

Decrease camber

C.

Adjust toe-out

D.

Replace pitman arm

Question # 43

System shows normal pressures, compressor cycles correctly, but outlet vent air is warm. Blend door actuator is non-responsive. What is MOST likely?

Options:

A.

Weak compressor

B.

Low refrigerant charge

C.

Failed blend door actuator

D.

Restricted condenser

Question # 44

Truck batteries fail prematurely. Charging voltage measures 15.8 V at idle. What is MOST likely?

Options:

A.

Overcharging alternator regulator

B.

Loose ground strap

C.

Shorted starter windings

D.

Sulfated batteries

Question # 45

Diesel exhibits high crankcase pressure and oil consumption. Blow-by measured above spec. Compression low in multiple cylinders. What is MOST likely?

Options:

A.

Worn piston rings/cylinder liners

B.

Clogged fuel filter

C.

Failed turbo actuator

D.

DEF system failure

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Name Automotive Service Excellence: Medium-Heavy Truck series
Code T Series
Vendor Skilled Trades
Certification ASE

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