DTC P0065 - Air Assisted Injector Control Range/Performance -

WARNING: This page is about a different variant/trim than selected.

DTC DETECTING CONDITION:
- Two consecutive driving cycles with malfunction
TROUBLE SYMPTOM:
- Erroneous idling
- Engine stalls.
CAUTION: After repair or replacement of malfunctioning parts, conduct Clear Memory Mode < Ref. to OPERATION , CLEAR MEMORY MODE > and INSPECTION MODE < Ref. to OPERATION , INSPECTION MODE. >
WIRING DIAGRAM:

Fig 1: Air Assisted Injector Control Range/Performance Wiring Diagram
Courtesy of SUBARU OF AMERICA, INC.

DIAGNOSTIC PROCEDURE

Step	Check	Yes	No
1 CHECK ANY OTHER DTC ON DISPLAY.	Is any other DTC displayed?	Inspect the relevant DTC using "List of Diagnostic Trouble Code (DTC)". < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . >	Go to step 2.
2 CHECK AIR ASSIST INJECTOR SOLENOID VALVE OPERATION. Turn ignition switch to OFF. Connect test mode connector at the lower portion of instrument panel (on the driver's side), to the side of the center console box. Turn ignition switch to ON. Operate air assist injector solenoid valve. NOTE: Air assist injector solenoid valve operation can also be executed using Subaru Select Monitor For the procedure, < Ref. to COMPULSORY VALVE OPERATION CHECK MODE . >	Does air assist injector solenoid valve produce operating sound?	Go to step 3.	Replace air assist injector solenoid valve. < Ref. to AIR ASSIST INJECTOR SOLENOID VALVE . >
3 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).	Is air by-pass hose clogged?	Repair or replace air by-pass hoses	Go to step 4.
4 CHECK FUEL INJECTOR. Turn ignition switch to OFF. Remove fuel injector. < Ref. to FUEL INJECTOR . > Check for clogged fuel injectors.	Is fuel injector clogged?	Replace fuel injector. < Ref. to FUEL INJECTOR . >	Replace air assist injector solenoid valve. < Ref. to AIR ASSIST INJECTOR SOLENOID VALVE . >