4. WHEN AIR CLEANER WARNING LAMP LIGHTS UP 4. WHEN AIR CLEANER WARNING LAMP LIGHTS UP (engine is started) · Before disconnecting the connector, always turn the starting switch OFF. · Before carrying out below procedure, check all the related connectors are properly inserted. · After checking, insert the disconnected connectors again immediately unless otherwise specified. Check resistance MCU CN-51 CD-10 5-26 YES Does display go off when disconnect CD-10? YES Starting switch : ON Engine : Start Check resistance between CN-51 NO (11) and chassis Starting switch :
OFF NO Cause Remedy Clogged air filter or defective switch Short circuit in wiring harness Defective MCU Check filter or replace switch Repair or replace (after clean) Replace YES MAX 1Ω NO MIN 1M Ω 11 AIR CLEANER SWIT Pa Pa