Subaru Legacy 2004 Service Manual page 1344

15.List of Diagnostic Trouble Code (DTC)
A: LIST
DTC
P0031 HO2S Heater Control Circuit Low
(Bank 1 Sensor 1)
P0032 HO2S Heater Control Circuit High
(Bank 1 Sensor 1)
P0037 HO2S Heater Control Circuit Low
(Bank 1 Sensor 2)
P0038 HO2S Heater Control Circuit High
(Bank 1 Sensor 2)
P0102 Mass or Volume Air Flow Circuit
Low Input
P0103 Mass or Volume Air Flow Circuit
High Input
P0107 Manifold Absolute Pressure/Baro-
metric Pressure Circuit Low Input
P0108 Intake Air Pressure Sensor Circuit
High Input
P0112 Intake Air Temperature Circuit Low
Input
P0113 Intake Air Temperature Circuit High
Input
P0117 Engine Coolant Temperature Cir-
cuit Low Input
P0118 Engine Coolant Temperature Cir-
cuit High Input
P0122 Throttle/Pedal Position Sensor/
Switch "A" Circuit Low Input
P0123 Throttle/Pedal Position Sensor/
Switch "A" Circuit High Input
P0131 O2 Sensor Circuit Low Voltage
(Bank 1 Sensor 1)
P0132 O2 Sensor Circuit High Voltage
(Bank 1 Sensor 1)
P0134 O2 Sensor Circuit No Activity
Detected (Bank 1 Sensor 1)
P0137 O2 Sensor Circuit Low Voltage
(Bank 1 Sensor 2)
List of Diagnostic Trouble Code (DTC)
Item
<Ref. to EN(H4DOTC)(diag)-60, DTC P0031 HO2S HEATER CONTROL
CIRCUIT LOW (BANK 1 SENSOR 1), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-62, DTC P0032 HO2S HEATER CONTROL
CIRCUIT HIGH (BANK 1 SENSOR 1), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-64, DTC P0037 HO2S HEATER CONTROL
CIRCUIT LOW (BANK 1 SENSOR 2), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-67, DTC P0038 HO2S HEATER CONTROL
CIRCUIT HIGH (BANK 1 SENSOR 2), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-69, DTC P0102 MASS OR VOLUME AIR
FLOW CIRCUIT LOW INPUT, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-72, DTC P0103 MASS OR VOLUME AIR
FLOW CIRCUIT HIGH INPUT, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-74, DTC P0107 MANIFOLD ABSOLUTE
PRESSURE/BAROMETRIC PRESSURE CIRCUIT LOW INPUT, Diagnostic
Procedure with Diagnostic Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-76, DTC P0108 MANIFOLD ABSOLUTE
PRESSURE/BAROMETRIC PRESSURE CIRCUIT HIGH INPUT, Diagnostic
Procedure with Diagnostic Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-78, DTC P0112 INTAKE AIR TEMPERATURE
CIRCUIT LOW INPUT, Diagnostic Procedure with Diagnostic Trouble Code
(DTC).>
<Ref. to EN(H4DOTC)(diag)-80, DTC P0113 INTAKE AIR TEMPERATURE
CIRCUIT HIGH INPUT, Diagnostic Procedure with Diagnostic Trouble Code
(DTC).>
<Ref. to EN(H4DOTC)(diag)-83, DTC P0117 ENGINE COOLANT TEMPER-
ATURE CIRCUIT LOW INPUT, Diagnostic Procedure with Diagnostic Trou-
ble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-85, DTC P0118 ENGINE COOLANT TEMPER-
ATURE CIRCUIT HIGH INPUT, Diagnostic Procedure with Diagnostic Trou-
ble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-88, DTC P0122 THROTTLE/PEDAL POSITION
SENSOR/SWITCH "A" CIRCUIT LOW INPUT, Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-90, DTC P0123 THROTTLE/PEDAL POSITION
SENSOR/SWITCH "A" CIRCUIT HIGH INPUT, Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-92, DTC P0131 O2 SENSOR CIRCUIT LOW
VOLTAGE (BANK 1 SENSOR 1), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-94, DTC P0132 O2 SENSOR CIRCUIT HIGH
VOLTAGE (BANK 1 SENSOR 1), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-96, DTC P0134 O2 SENSOR CIRCUIT NO
ACTIVITY DETECTED (BANK 1 SENSOR 1), Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>
<Ref. to EN(H4DOTC)(diag)-98, DTC P0137 O2 SENSOR CIRCUIT LOW
VOLTAGE (BANK 1 SENSOR 2), Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
EN(H4DOTC)(diag)-55
ENGINE (DIAGNOSTICS)
Note