Pinpoint Test A: Check The Fuel Lines
- A1: CHECK THE FUEL LINES FOR RESTRICTIONS WARNING: This procedure involves fuel handling. Be prepared for fuel spillage at all times and always observe fuel handling precautions. Failure to follow these instructions may result in personal injury.
- Detach the fuel line from the fuel rail and from the fuel pump module.
- Using an air line gently blow through the line checking for blockages or restrictions.
Is a blockage or restriction evident?
Yes : CLEAR/REPAIR the blocked or restricted fuel line and test the system for normal operation.
No : GO to A2.
- A2: CHECK THE FUEL TANK LINES FOR RESTRICTIONS
- Remove the fuel pump module locking ring.
- Detach the fuel lines from the fuel pump module.
- Using an air line gently blow through the tank lines checking for blockages or restrictions.
Is a blockage or restriction evident?
Yes : CLEAR/REPAIR the blocked or restricted fuel line and test the system for normal operation.
No : CHECK for DTCs and symptoms indicating another cause for the problem.