1998 Nissan Maxima Owner's Manual - Page 173

AIR CLEANER engine backfires. If it is not there, and the engine backfires, you could be burned. Do not drive with it off, and be careful working on the engine with the air cleaner off. ¼ Never pour fuel into the throttle body or attempt to start the engine with the air cleaner removed. Doing so could result in serious injury. WINDSHIELD WIPER BLADES CLEANING If your windshield is not clear after using the windshield washer or if a wiper blade chatters when running, wax or other material may be on the blade or windshield. Clean the outside of the windshield with a washer solution or a mild detergent. Your windshield is clean if beads do not form when rinsing with clear water. Clean the blade by wiping it with a cloth soaked in a washer solution or a mild detergent. Then rinse the blade with clear water. If your windshield is still not clear after cleaning the blades and using the wiper, replace the blades. SDI0121 The filter element should not be cleaned and reused. Replace it according to the maintenance intervals. See "Periodic maintenance schedules" in the "9. Maintenance" section for maintenance intervals. When replacing the filter, wipe the inside of the air cleaner housing and the cover with a damp cloth. ¼ Operating the engine with the air cleaner off can cause you or others to be burned. The air cleaner not only cleans the air, it stops flame if the 8-18 Do-it-yourself