Operation CHARM: Car repair manuals for everyone.

Test Drive, Performing







Test Drive, Performing

The following checks depend on the vehicle equipment level and the available testing possibilities (city or rural).

During the road test, check the following:

- Engine: Performance, stalling, idle, acceleration

- Clutch: Driving off, pedal force, smell

- Shift: Easy movement, shift lever position

- Automatic Transmission, Selector lever position, shift lock / ignition key interlock, shift behavior, display in instrument cluster

- Foot brake: Function, free travel and effectiveness, pulling to one side, chattering, squeal

- Parking brake: At most after 5 - 7 notches for effective parking on the street. 2 -3 notches of free travel on operating lever before start of braking.

- ABS-Function: When braking with activated ABS, the brake pedal must pulse noticeably.

- Steering: Function, steering free-play, steering wheel center position when driving straight ahead.

- Power roof: Function

- Radio and Radio Navigation System, Function, reception, SCV, objectionable noise

- Air conditioning, Check function. ( At low temperatures, test the air conditioning function in the workshop)

- Vehicle: Pulling to one side while driving straight ahead (level road)

- Imbalance: Wheels, axle joints, driveshafts

- Wheel bearings: Noise

- Engine: Hot-start function