Subaru 2009 IMPREZA Service Manual page 1260

Contents
Oxygen sensor (Bank 1 Sensor 2)
A/F correction (Bank 1 Sensor 2)
On-board diagnostic system
Front oxygen (A/F) sensor (Bank 1 Sensor 1)
Oxygen sensor (Bank 1 Sensor 2)
Elapsed time after engine start
Travel distance after the malfunction indicator light illuminates Lighted MI lamp history
A/F lambda signal (Bank 1 Sensor 1)
A/F sensor output signal (Bank 1 Sensor 1)
Evaporative purge
Fuel level signal
Number of warm ups after DTC clear
Travel distance after DTC clear
Fuel tank pressure signal
Atmospheric pressure signal
A/F lambda signal (Bank 1 Sensor 1)
A/F sensor output signal (Bank 1 Sensor 1)
Catalytic temperature #1
Monitoring test of misfire
Monitoring test of misfire
Monitoring test of fuel system
Monitoring test of fuel system
Monitoring test of comprehensive component
Monitoring test of comprehensive component
Test of catalyst
Test of catalyst
Test of heating-type catalyst
Test of heating-type catalyst
Test of evaporative emission purge control system
Test of evaporative emission purge control system
Secondary air system test
Secondary air system test
Test of air conditioning system refrigerant
Test of air conditioning system refrigerant
Test of oxygen sensor
Test of oxygen sensor
Test of oxygen sensor heater
Test of oxygen sensor heater
Test of EGR system
Test of EGR system
ECM power supply voltage
Subaru Select Monitor
Oxygen sensor #12
Short term fuel trim #12
OBD system
Oxygen sensor #11
Oxygen sensor #12
Time Since Engine Start
A/F Sensor #11
A/F Sensor #11
Commanded Evap Purge
Fuel level
Number of warm-ups
Meter since DTC cleared
Fuel Tank Pressure
Atmosphere Pressure
A/F Sensor #11
A/F Sensor #11
Catalyst Temperature #11
Misfire monitoring (Enable)
Misfire monitoring (Comp)
Fuel system monitoring
(Enable)
Fuel system monitoring
(Comp)
Component monitoring
(Enable)
Component monitoring
(Comp)
Catalyst Diagnosis (Enable)
Catalyst Diagnosis (Comp)
Heated catalyst (Enable)
Heated catalyst (Comp)
Evaporative purge system
(Enable)
Evaporative purge system
(Comp)
Secondary air system
(Enable)
Secondary air system (Comp)
A/C system refrigerant
(Enable)
A/C system refrigerant
(Comp)
Oxygen sensor (Enable)
Oxygen sensor (Comp)
O2 Heater Diagnosis (Enable)
O2 Heater Diagnosis (Comp)
EGR system (Enable)
EGR system (Comp)
Control module voltage
EN(H4DOTC)(diag)-39
ENGINE (DIAGNOSTICS)
Referential value
Display
(at idling)
0.1 — 0.7
OBD/OBD2
Supported
Supported
Atmospheric
pressure
Unit of
measure
V
0.0 %
—
—
—
— sec
— km
0.951 —
2.468 V
0 %
— %
— —
— km
9.664 mmHg
mmHg
0.957 —
–0.18 mA
— °C
YES —
YES —
YES —
NO —
NO —
NO —
YES —
NO —
N/A —
N/A —
YES —
NO —
YES —
NO —
N/A —
N/A —
YES —
NO —
YES —
YES —
N/A —
N/A —
13.848 V