TATA PUNCH-SERVICE MANUAL

DRIVESHAFT_PETROL 4 5. TESTING FOR NOISE: Checking for wheel side (CV) joint noise: (This noise will appear to emanate closer to the wheel, rather than the engine). 1. Shift to the 2nd gear and maintain a steady speed between 20 and 30 kmph (12 and 18 mph). 2. Drive the car to form a figure of “8” as shown in the (Fig. 4) Identify an audible and persistent “Cluck” – like noise during either an extreme left or extreme right turn.  Fig. 4 3. The “Clucking” noise on a particular turn can be confirmed by repeating the turn. Checking for engine side joint noise: (This noise will appear closer to the engine, than the wheel). 1. Shift to the 4th gear and maintain a steady speed between 40 and 60 kmph (24 and 36 mph). 2. Lower the car speed by gently applying the brakes while ensuring that the tyres do not screech and the car does not dive forward sharply. 3. Identify an audible “Dug” sounding noise as the car decelerates. As the car slows down, it can be observed that the sound would become louder and occur after longer intervals.