Service Manual

ELECTRICAL
4-12007 - 2008 Titan Z Service Manual
4
Electrical System
Start Circuit
How It Works
Two things happen when turning the ignition switch to
WKH³67$57´SRVLWLRQ&XUUHQWÀRZVIURPWKHLJQLWLRQ
VZLWFKWRWKHVWDUWHUVROHQRLGFRLOWHUPLQDO$WWKH
VDPHWLPHFXUUHQWZLOOÀRZWKURXJKWKH3723RZHU
7DNH2IIVZLWFK2))SRVLWLRQWKURXJKWKHEUDNHVZLWFK
LQWKH2))RU3DUNSRVLWLRQWRWKHFRLOWHUPLQDORIWKH
LQWHUORFNUHOD\NLOOUHOD\7KHLQWHUORFNUHOD\NLOOUHOD\
activates and takes the engine electronic ignition ground
ZLUHRIIJURXQGWRDOORZWKHHQJLQHWRVSDUNDQGJURXQGV
WKHVWDUWHUVROHQRLGWRHQJDJHWKHVWDUWHUPRWRURIWKH
HQJLQH
Interlock Relay (Kill Relay)
Purpose
The relay used in the Titan Z is used to connect or
disconnect the engines electronic ignition and starter
VROHQRLGIURPFKDVVLVJURXQG
$UHOD\LVDQHOHFWULFDOO\DFWXDWHGVZLWFK)LJ
30
85 86
87
87a
Relay
(not energized)
Fig. 197 xl relay 1
 Coil:7HUPLQDOVDQGDUHFRQQHFWHGWRDFRLO
$SSO\LQJYROWVWRWKHVHWHUPLQDOVHQHUJL]HVWKH
FRLOWXUQLQJLWLQWRDQHOHFWURPDJQHW
 Switch:7HUPLQDOVDQGDDUHDFWXDOO\
SDUWRIDVLQJOHSROHGRXEOHWKURZ63'7VZLWFK
7HUPLQDOLVWKHFRPPRQOHDG7KHVZLWFKLVVSULQJ
ORDGHGVRWKDWDQGDDUHFRQQHFWHGZKHQWKH
FRLOLVQRWHQHUJL]HG:KHQWKHFRLOLVHQHUJL]HG
WKHVZLWFKLV³WKURZQ´DQGDQGDUHFRQQHFWHG
)LJ
Fig. 198 ,0*D
Location
5HPRYHWKHK\GURIDQFRYHUWRDFFHVVWKHNLOOUHOD\
ORFDWHGRQWKHLQVLGHUHDURIWKHVHDWER[DVVHPEO\
)LJ
Fig. 196 ,0*D