740 L4-2.3L SOHC VIN 88 B230F (1985)
Intake Air Duct: Testing and Inspection
1.
Check air hoses for good connection at all connecting points (i.e. throttle body, air mass meter... ). Hoses must be properly seated and tight.
2.
Inspect all hoses for leaks, abrasion, damage or heat marks.
3.
Repair and replace as necessary.