To service a , you must focus on cleaning the primary and secondary circuits of its dual-barrel downdraft Mikuni-designed unit . This model, common in Zens produced between 1993 and 2002, requires precise tuning to maintain its typical fuel efficiency of 17-18 km/l . Essential Technical Specifications
Remove and lubricate the choke and accelerator cables.
Use a camera to photograph vacuum hose routing . Incorrect reconnection is a common cause of idling issues.