Insert the jumper wire into the socket for the system you want to check (e.g., A2 for engine fuel codes) .
Turbocharger Lines: On 240/740/940 Turbo models, diagrams will show the lines connecting the wastegate actuator to the boost controller. Electrical and Ignition Components volvo brick diagrar top
If your 240 lacks the black box, you have the early “diagnostic port” – a round or rectangular connector. You will need a homemade test light. Insert the jumper wire into the socket for
The Volvo 240 engine bay is spacious, but the "top" area—the intake manifold and vacuum lines—is the source of most common headaches. volvo brick diagrar top