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Home >> Subaru >> 2017 >> Crosstrek Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics - Introduction) (H4DO) >> Active Test >> Operation
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Active Test: Operation

CAUTION: After executing the system operation check mode, execute the Clear Memory Mode. Ref. to OPERATION , Clear Memory Mode.
NOTE:
  • *: After replacing ECM, be sure to perform this procedure.
  • For detailed operation procedures, refer to "Application help".
  1. On «Start» display, select «Diagnosis».
  2. On «Vehicle selection» display, input the vehicle information and select «Confirmed».
  3. On «Main Menu» display, select «Each System».
  4. On «Select System» display, select «Engine Control System».
  5. On «Select Function» display, select «Active Test».
Active test items Contents Execution condition
Fuel Pump Relay ON/OFF of the fuel pump can be set. Ignition switch is ON (engine OFF)
CPC Solenoid Valve ON/OFF of the purge control solenoid valve can be set.
Radiator Fan Relay ON/OFF of the radiator fan relay can be set.
A/C Compressor Relay ON/OFF of the A/C relay can be set.
ELCM switching valve ON/OFF of the leak check valve assembly switching valve can be set.
ELCM pump ON/OFF of the leak check valve assembly vacuum pump can be set.
Fuel Pump Control (OFF Drive) Fuel pump can be set to OFF. At idling
Fixed Idle Ignition Timing Idle ignition timing can be set and fixed to 16.0°(1). At idling
Idle Speed Control Idle speed can be set to 500 - 2000 rpm. At idling
Injection Stop Mode (Injector 1)
Injection Stop Mode (Injector 2)
Injection Stop Mode (Injector 3)
Injection Stop Mode (Injector 4)
Injector of each cylinder can be set to stop the fuel injection. At idling
Injection Quantity Control The amount of fuel injection can be set to 0 - 20%. At idling
EGR Valve Control EGR control valve can be set to 0 - 255 STEP. At idling
Alternator control Alternator control mode can be set to one of the followings:
Low mode
Middle mode
High mode
(2) ExHigh mode
At idling
(1) Value may change depending on the idle speed.
(2) Control voltages of High mode and ExHigh mode are the same value.