626 Turbo Fuel Pressure Regulator TSB: F00490 | Rough Idle After Cold Start
3.
Installation of Vacuum Tube with Solenoid Valve
A.
Without Turbo
1)
Remove the original vacuum hose between the pressure regulator solenoid valve and 3-way joint.
2)
Install the vacuum hoses which were assembled with the solenoid valve at step 1.
B.
With Turbo
1)
Remove the original vacuum hose between the pressure regulator solenoid valve and 4-way joint.
2)
Install the vacuum hoses which were assembled with the solenoid valve at step 1.