b'Adjust the brake shoes. Right side: Rotate the rotor soEach click of the adjuster corresponds to 0.15 mm adjustment in the air gap.that one wheel bolt hole is at 7 oclock. Recheck the brake shoe gaps using the scan tool. Repeat the adjustment steps until the correct air gaps are attained.Left side: Rotate the rotor so that one wheel bolt hole is at 5 Reinstall the brake calipers.oclock.Reinstall the rear wheels and lower the vehicle.With a screw-driver or brake shoe adjuster tool, reach into If the brake shoes were replaced, it is necessary to grind down the new shoes the drum and rotate the brakebefore calibrating the parking brake. shoe adjuster upward by swinging the screw-driver To grind down the rear brake shoes: Drive the vehicle eight times from handle downward.standstill to 10 km/h20 km/h (6 mph - 12 mph) for aTighten the brake shoe adjuster until the brake drum locks up, then back o\x1edistance of 20 14 clicks. Make sure the brake drum rotates freely. Repeat on the other side.meters (60 feet). If the distance is not Using iSCAN or equivalent scansu\x1dcient for several tool, activate the parking brakeconsecutive cycles, solenoids and read o\x1e the mea- perform a reset sured gap between the parkingwith the vehicle brake shoes and the brake drumafter every cycle on each side. and drive on the same stretch of road several times. See the scan tool screen for additional Correct air gap values for Porscheexplanations. Panamera 970 model are: 2.0 + 0.2 / - 0.3 mm.Once the scan tool indicates that brake shoe grinding is complete, proceed to calibration of brake shoe adjuster solenoid. If the air gaps are not within the correct values, insert a screw-driver or brake adjuster through the wheel bolt hole and adjust. Use iSCAN or an equivalent scan tool to perform calibration of parking brakes. Right side: Rotate the rotor so thatSelect Parking brake calibration on the scan tool. Allow the scan tool to one wheel bolt hole is at 7 oclock. proceed with calibration. Left side: Rotate the rotorso that one wheel bolt hole is at 5 oclock.Set the parking brake and test to make sure each rear wheel is \x1frmly braked. To increase the air gap, use a screw-driver or brake shoe adjuster Cycle the ignition ON and OFF. tool to reach into the drum and rotate the brake shoe adjuster Check and clear any fault codes. downward by swinging the screw-driver handle upward.Hope this info keeps you out of trouble and Ill see you in the shop.To reduce the air gap, use aGET YOUR iSCAN TOOL TODAY!screw-driver or brake shoe adjuster tool to reach into the drum andiSCAN SF55 2841 030 rotate the brake shoe adjusteriSCAN 355 2841 020upward by swinging the screw-driv-er handle downward.iscantech.com22'