Fault Tracing Procedure (Fuel System)

Fig 1: Fuel System Fault Tracing Procedure

Courtesy of VOLVO CARS OF NORTH AMERICA.

INJECTOR CIRCUIT RESISTANCE

Resistance	No. of Faulty Injectors/Wires
5.3 Ohms	1 Injector/Wire
8 Ohms	2 Injectors/Wires
16 Ohms	3 Injectors/Wires