940 L4-2.3L SOHC VIN 88 B230F (1992)
Fuel Return Line: Testing and Inspection
Bosch
1.
Check the fuel lines for damage, leaks and corrosion.
2.
Make sure the lines are properly seated in their rubber support grommets, otherwise they can cause a moaning noise in the passenger compartment.
3.
Inspect all hoses for age, cracks and oil saturation.
4.
Repair any defects as necessary.
