Hyundai HX145 LCR, Manual

Page: 383 / 702

6-28
5. 5. WHEN AIR CLEANER WARNING LAMP LIGHTS UP 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.
Cause Remedy
Clogged air filter or
defective switch
Short circuit in
wiring harness
between CD-10-
CN-51 (29)
Defective MCU
Check filter or
replace switch
Repair or replace
(After clean)
Replace
29
CN-51
AIR CLEANER SWITCH
Pa
MCU
CD-10
Starting switch : ON
Engine : Start
Does display go
off when
disconnect
CD-10?
Check resistance
between CN-51
(29) and chassis
NO
YES
NO
YES
Starting switch : OFF
Disconnect CN-51
YES
NO
MAX 1
Ω
MIN 1M
Ω
Check resistance Check resistance
300L6ES06