Symptom:
BACKUP LAMP CKT SHORT TO GROUND
POSSIBLE CAUSES
BACKUP LAMP CIRCUIT SH ORT TO GROU ND
SH IF T LEVE R ASSE MBLY
TE S T ACTION AP PLICAB ILITY
1 Tur n th e ign it ion off t o t h e lock posit ion .
Discon n ect t he Sh ift Lever Assem bly h a r n ess con n ect or.
Isola t e th e Ba cku p La m p cir cu it, r em ove t h e Ba ck u p La m p bu lbs.
NOTE: Check Backup Lamp bulbs and socket for a short or corrosion.
Mea su r e th e resista n ce between gr ou n d a n d t h e Ba ck u p La m p circu it .
Is t h e resista n ce below 5.0 ohm s?
All
Ye s → Repa ir t h e Ba ck up La m p circu it for a sh or t to gr ou n d.
No → Repla ce th e Sh ift Lever Assem bly per t h e Ser vice In for m a t ion .
14
SH I FT LEV ER ASSEM BLY