P1445

DTC P1445 - AIR ASSIST INJECTOR SOLENOID VALVE MALFUNCTION

DTC DETECTING CONDITION:
- Immediately after fault occurrence

TROUBLE SYMPTOM:
- Erroneous idling
- Engine stalls.

CAUTION: After repair or replacement of faulty parts, conduct CLEAR MEMORY MODE and INSPECTION MODE. Refer to How To Clear Diagnostic Trouble Codes.

Wiring Diagram:

WIRING DIAGRAM

CHECK: CHECK ANY OTHER DTC ON DISPLAY

YES: Is there any other DTC on display?

NO: Inspect the relevant DIG using "11. Diagnostics Chart with Trouble Code for AT Vehicles". Go to step 11CL2.

11CL2: CHECK AIR ASSIST INJECTOR SOLENOID VALVE OPERATION.

1. Turn ignition switch to OFF.





2. Connect test mode connector at the lower portion of instrument panel (on the driver's side), to the side of the center console box.
3. Turn ignition switch to ON.
4. Operate air assist injector solenoid valve.

NOTE: Air assist injector solenoid valve operation can also be executed using Subaru Select Monitor. For the procedure, refer to the "COMPULSORY VALVE OPERATION CHECK MODE".

CHECK: Does air assist injector solenoid valve operating sound?

YES: Go to step 11CL3.

NO: Replace air assist injector solenoid valve.

11CL3: CHECK AIR BY-PASS HOSES.
Use your mouth to blow through air by-pass hose to make sure that there is a smooth air flow (no clogging).

CHECK: Is air by-pass hose damaged?

YES: Repair or replace air by-pass hoses.

NO: Go to step 11CL4.

11CL4: CHECK FUEL INJECTOR.

1. Turn ignition switch to OFF.
2. Remove fuel injector.
3. Check for clogged fuel injectors.

CHECK: Is fuel injector clogged?

YES: Replace fuel injector.

NO: Replace air assist injector solenoid valve.