Subaru IMPREZA 2002 Service Manual page 618

Step
5 CHECK POOR CONTACT.
Check poor contact in ECM connector and idle
air control solenoid valve connector.
EN(S0HC)-294
Check Yes No
Is there poor contact in ECM Repair poor con-
connector or idle air control tact in ECM con-
solenoid valve connector? nector or idle air valve. <Ref. to
control solenoid FU(S0HC)-36,
valve connector. Idle Air Control
Replace the idle
air control solenoid
Solenoid Valve.>