84 - 86 Fuel Injected models
11 Ignition pulse
12 Starter switch off
13 Starter switch on
14 Airflow meter or circuit
15 Atmospheric pressure switch - fixed value
16 Crank angle sensor or circuit
17 Starter switch or circuit
21 Seized airflow meter flap
22 Pressure or vacuum switches - fixed value
23 Idle switch - fixed value
24 Wide open throttle switch - fixed value
25 Throttle sensor idle switch or circuit
31 Speed sensor or circuit
32 Oxygen sensor or circuit
33 Coolant sensor or circuit
34 Abnormal aspirated air thermosensor
35 Air flow meter/EGR solenoid switch or circuit
41 Atmospheric pressure sensor or circuit
42 Fuel injector - fixed value
43 KDLH control system
46 Neutral or parking switch or circuit
47 Fuel injector
53 Fuel pump or circuit
55 KDLH control system
57 Canister control system
58 Air control system
62 EGR control system
88 TBI control unit
87 Fuel Injected models
11 Ignition pulse/crank angle sensor
12 Starter switch or circuit
13 Crank angle sensor or circuit
14 Injectors 1 and 2
15 Injectors 3 and 4
21 Coolant temperature sensor or circuit
22 Knock sensor or circuit
23 Air flow meter or circuit
24 Air control
31 Throttle sensor or circuit
32 Oxygen sensor or circuit
33 Vehicle Speed Sensor (VSS) or circuit
34 EGR solenoid valve stuck on or off
35 Purge control solenoid or circuit
41 Lean fuel mixture indicated
42 Idle switch or circuit
45 Kick-down relay or circuit
51 Neutral switch or curcuit
61 Parking switch or circuit
88 and later models with Single-Point Fuel Injection
11 Crank angle sensor or circuit
12 Starter switch or circuit
13 Crank angle sensor or circuit
14 Fuel injector - abnormal output
21 Coolant temperature or circuit
23 Air flow meter or circuit
24 Air control valve or circuit
31 Throttle sensor or circuit
32 Oxygen sensor or circuit
33 Vehicle Speed Sensor or circuit
34 EGR solenoid or circuit
35 Purge control solenoid or circuit
42 Idle switch or circuit
45 Kick-down control relay or circuit
51 Neutral switch continuously in the on position
55 EGR temperature sensor or circuit
61 Parking switch or circuit
1988 and later models with Multi-Point Fuel Injection (including Legacy)
11 Crank angle sensor or circuit
12 Starter switch or circuit
13 Cam position sensor or circuit (TDC sensor on Justy)
14 Fuel injector no. 1 (Legacy, Impreza, Justy, SVX); Fuel injector 1 and 2 (XT, Loyale, GL, DL)
15 Fuel injector no. 2 (Legacy, Impreza, Justy, SVX); Fuel injector 3 and 4 (Loyale, GL, DL); Fuel injector 5 and 6 (XT6)
16 Fuel injector no. 3 (Legacy, Impreza, Justy, SVX); Fuel injector 3 and 4 (XT)
17 Fuel injector no. 4 (Legacy, Impreza, SVX); Fuel injector 1 and 2 (XT6)
18 Fuel injector no. 5 (SVX)
19 Fuel injector no. 6 (SVX)
21 Coolant temperature sensor or circuit
22 Knock sensor or circuit (right side on SVX)
23 Air flow meter or circuit (exc. Justy); Pressure sensor (Justy)
24 Air control valve or circuit (exc. Justy); Idle speed control solenoid valve (Justy)
25 Fuel Injector 3 and 4 (XT6)
26 Air temperature sensor (Justy)
28 Knock sensor no. 2 (SVX, left side)
29 Crank angle sensor (SVX, no. 2)
31 Throttle position sensor or circuit
32 Oxygen sensor or circuit (no. 1, right side on SVX)
33 Vehicle speed sensor (VSS) or circuit
34 EGR solenoid valve
35 Canister purge solenoid or circuit
36 Air suction solenoid valve (Impreza); Igniter circuit (Justy)
37 Oxygen sensor (no. 2, left side , SVX)
38 Engine torque control (SVX)
41 Air/fuel adaptive control
42 Idle switch or circuit
43 Throttle switch (Justy)
44 Wastegate duty solenoid (turbo)
45 Pressure duty solenoid (turbo)/atmospheric pressure sensor circuit (non-turbo)
49 Airflow sensor
51 Neutral switch (manual transmission)/inhibitor switch (automatic transmission)
52 Parking brake switch (exc. Justy)/Clutch switch (Justy)
55 EGR temperature sensor
56 EGR system
61 Parking brake switch (Loyale)/Fuel tank pressure control solenoid valve (Impreza)
62 Fuel temperature sensor (Impreza)/Electric load signal (Justy)
63 Fuel tank pressure sensor (Impreza)/Blower fan switch (Justy)
65 Vacuum pressure sensor
code reading
http://www.scoobypedia.co.uk/index.php/ ... ngECUCodes
and the codes above came from this site
http://www.troublecodes.net/Subaru/
I might just put these links into the other sticky
TOONGA