To remove and replace the serpentine accessory drive belt on a 2.0/2.4L engine, turn off the engine before inspection belt tension. While installing drive belt on the pulleys, check that it is properly routed and that the grooves of all V's are in contact with the pulley grooves. By referring to the belt tension chart, install the belt and adjust the tension by tightening the adjusting bolt. To check the tension of the generator belt, use Tool 8371, Belt Tension Gauge Adapter and a scan tool. Connect the adapter to the scan tool. Place the microphone probe approximately 2.54 cm (1 in.) from the belt at one of the centre span locations. Pluck the belt at least three times and the frequency will appear as a reading in hertz (Hz) on the scan tool screen. Belt tension chart shows use the proper frequency of tension adjustments related to the belt. Firmly secure the pivot bolt and locking nut to a torque of 54 Nm (40 ft lbs). In the case of the power steering pump/air conditioning compressor drive belt, position the belt over all of the pulleys except the power steering pump pulley. Next, with a wrench, rotate the
Belt Tensioner clockwise so as to install the belt onto the power steering pump pulley and release the spring tension. Following installation, the indicator marks of belt length (2 or 3 or 5) should be checked to ensure the indicator distance lies between the minimum and maximum length marks, which is approximately the nominal belt length mark on a new belt. In conclusion, you should install the shield.