Toyota—Dyna 4500, 5500, 6500, 8500 Model
What are the defects?
The intermittent relay contact points located in the wiper combination switch assembly due to a durability factor may wear prematurely. Frequent operation of the intermittent wiper circuit may cause the intermittent relay contact points to separate from their housing.
What are the hazards?
Electrical short/fire hazard.
What should consumers do?
Contact your authorised Toyota Dealer.