1991 Nissan Pickup Engine problems

This is a design flaw in the air induction system, filter fills up with water, causing the air induction system to rust out, and the fuel pressure regulator to rust shut, flooding the engine, fix is replace fuel pressure regulator, rebuild/replace air induction controls, and the filter and canister, and drill a small drain hole in the canister so that the condensation can drain out, until nissan makes a better replacement canister for the filter. *Tr

Timing chain, timing chain cover defect (nissan ka24e). Timing chain tensioner failure causes damage to inside of timing chain cover. Coolant seeps into oil pan causing overheating and stalling. *Jb

Power window failure - within 6 months, both passenger and driver side power window glass fell into door panel, causing security and water damage problem. Fan blade: the nylon fan blade has multiple wide (.08" Through) cracks and fractures between the fan blades. *Ak

While the vehicle was parked and in the off position, a fire broke out in the engine compartment. *Ak