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Road test

Road test


The road test is an important part of the service programme. Check the various functions as described below.


• Ignition switch Check that the gear-lever lock operates satisfactorily and that the key is easy to insert and remove. Check the parking position lock on cars with automatic transmission (certain markets only).



• Engine Operation and noise level. Turbo: check that boost pressure is normal during acceleration (needle moves up to the red zone).

• Clutch Check the positions of the pedal at which the clutch disengages and begins to engage. Sensonic: Check the safety function when starting the engine with the lever in reverse, i.e. it should not be possible to start the engine unless the brake pedal is depressed.

• Manual gearbox Check gearbox operation and noise level.

• Automatic transmission Check the selector lever detent, noise level and shifting performance. Check the following functions: Starting in economy and winter positions Automatic and manual disengagement of winter position Engagement and disengagement of the sports position

• Wheels Check wheel balance and wheel roundness.

• Steering Check the straight-ahead position of the steering wheel, directional stability and operation of the power steering system.

• Instruments and indicator lamps Check the operation of instruments and indicator lamps.

• Brakes Check brake pedal travel, handbrake lever travel (max. 6 notches), and the efficiency of the brakes and handbrake.

• Cruise Control Check the operation of the Cruise Control.

• Climate control system Check the operation of the A/C system and the heating and ventilation system, and their controls. When the outdoor temperature is so low that the A/C cannot be turned on, check the operation of the system indoors.

• Wipers and washers Check the washer jet pattern and wiper operation on the windscreen and, if relevant, the rear window.

• Check that the clock shows the right time.


Bear in mind what the customer might think!

Wipe the steering wheel and gear lever clean and make sure that all other traces of pre-delivery inspection and service work have been removed.