Subaru Legacy IV (2008 year). Service manual — part 304

EN(H4DOTC)(diag)-37

Subaru Select Monitor

ENGINE (DIAGNOSTICS)

NOTE:
For detailed operation procedures, refer to the “PC application help for Subaru Select Monitor”.

Drain valve signal

Vent. Solenoid Valve

—

OFF output (when OFF)

Purge control solenoid valve 2 signal

CPC Solenoid 2

—

OFF (when OFF)

AT coordinate retard angle demand signal

Retard Signal from AT

—

None

AT coordinate fuel cut demand signal

Fuel Cut signal from AT

—

None

Vehicle dynamics control (VDC) torque down prohibition
output

Ban of Torque Down

—

Permission

Vehicle dynamics control (VDC) torque down demand

Request Torque Down
VDC

—

None

Torque control permission signal

Torque Permission Signal

—

ON/OFF

ETC motor relay signal

ETC Motor Relay

—

ON

Clutch switch signal

Clutch Switch

—

OFF (when OFF)

Stop light switch signal

Stop Light Switch

—

OFF (when OFF)

SET/COAST switch signal

“SET/COAST” Switch

—

OFF (when OFF)

RES/ACC switch signal

“RESUME/ACCEL” Switch

—

OFF (when OFF)

Brake switch signal

Brake Switch

—

OFF (when OFF)

Main switch signal

Main Switch

—

OFF (when OFF)

Body integrated unit data reception

Body Int. Unit Data

—

ON

Body integrated unit counter update

Body Int. Unit Count

—

ON

Secondary air combination valve relay 2 signal

Sec. Air Combi V Relay 2

—

OFF (when OFF)

Secondary air pump relay signal

Secondary Air Pump
Relay

—

OFF (when OFF)

Secondary air combination valve relay 1 signal

Sec. Air Combi V Relay 1

—

OFF (when OFF)

Cruise control cancel switch signal

CC Cancel SW

—

OFF (when OFF)

Malfunction indicator light signal

MIL On Flag

—

Off (when unlit)

Contents

Display

Unit of measure

Note (at idling)

EN(H4DOTC)(diag)-38

Subaru Select Monitor

ENGINE (DIAGNOSTICS)

3. READ CURRENT DATA FOR ENGINE (OBD MODE)

1) On the «Main Menu» display screen, select the {Each System Check}.
2) On the «System Selection Menu» display screen, select the {Engine Control System}.
3) Click the [OK] button after the information of engine type has been displayed.
4) On the «Engine Diagnosis» display screen, select the {OBD System}.
5) On the «OBD Menu» display screen, select the {Current Data Display & Save}.
6) On the «Current Data Display & Save» display screen, select the {All data display}.
7) Using the scroll key, scroll the display screen up or down until the desired data is shown.
• A list of the support data is shown in the following table.

Contents

Display

Referential value

(at idling)

Unit of measure

Number of diagnosis code

Number of Diag. Code:

0

—

Condition of malfunction indicator light

MI(MIL)

OFF

—

Monitoring test of misfire

Misfire monitoring (Supp)

YES

—

Monitoring test of misfire

Misfire monitoring (Rdy)

YES

—

Monitoring test of fuel system

Fuel system monitoring
(Supp)

YES

—

Monitoring test of fuel system

Fuel system monitoring
(Rdy)

YES

—

Monitoring test of comprehensive component

Component monitoring
(Supp)

YES

—

Monitoring test of comprehensive component

Component monitoring
(Rdy)

YES

—

Test of catalyst

Catalyst Diagnosis (Supp)

YES

—

Test of catalyst

Catalyst Diagnosis (Rdy)

NO

—

Test of heating-type catalyst

Heated catalyst (Supp)

NO

—

Test of heating-type catalyst

Heated catalyst (Rdy)

N/A

—

Test of evaporative emission purge control system

Evaporative purge system
(Supp)

YES

—

Test of evaporative emission purge control system

Evaporative purge system
(Rdy)

NO

—

Secondary air system test

Secondary air system
(Supp)

YES

—

Secondary air system test

Secondary air system
(Rdy)

NO

—

Test of air conditioning system refrigerant

A/C system refrigerant
(Supp)

NO

—

Test of air conditioning system refrigerant

A/C system refrigerant
(Rdy)

N/A

—

Test of oxygen sensor

Oxygen sensor (Supp)

YES

—

Test of oxygen sensor

Oxygen sensor (Rdy)

NO

—

Test of oxygen sensor heater

O2 Heater Diagnosis
(Supp)

YES

—

Test of oxygen sensor heater

O2 Heater Diagnosis
(Rdy)

YES

—

Test of EGR system

EGR system (Supp)

NO

—

Test of EGR system

EGR system (Rdy)

N/A

—

Air fuel ratio control system for bank 1

Fuel system for Bank 1

Cl_normal

—

Engine load data

Calculated load value

19.2

%

Engine coolant temperature signal

Coolant Temp.

96

°C

Short term fuel trim by front oxygen (A/F) sensor (Bank 1)

Short term fuel trim B1

17.2

%

Long term fuel trim by front oxygen (A/F) sensor (Bank 1)

Long term fuel trim B1

5.5

%

Intake manifold absolute pressure signal

Mani. Absolute Pressure

248

mmHg

EN(H4DOTC)(diag)-39

Subaru Select Monitor

ENGINE (DIAGNOSTICS)

Engine speed signal

Engine Speed

846

rpm

Vehicle speed signal

Vehicle Speed

0

km/h

#1 Cylinder ignition timing

Ignition timing adv. #1

13.5

°

Intake air temperature signal

Intake Air Temp.

44

°C

Intake air amount

Mass Air Flow

3.6

g/s

Throttle position signal

Throttle Opening Angle

13

%

Secondary air control status

Secondary air system

Stop

—

Oxygen sensor (Bank 1 Sensor 2)

Oxygen sensor #12

0.1 — 0.7

V

A/F correction (Bank 1 Sensor 2)

Short term fuel trim #12

0.0

%

On-board diagnostic system

OBD System

OBD/OBD2

—

Front oxygen (A/F) sensor (bank 1 sensor 1)

Oxygen sensor #11

Support

—

Oxygen sensor (Bank 1 Sensor 2)

Oxygen sensor #12

Support

—

Elapsed time after engine start

Time Since Engine Start

—

sec

Travel distance after the malfunction indicator light illuminates

Lighted MI lamp history

—

km

A/F lambda signal (Bank 1 Sensor 1)

A/F Sensor #11

0.951

—

A/F sensor output signal (Bank 1 Sensor 1)

A/F Sensor #11

2.468

V

Evaporative purge

Commanded Evap Purge

0

%

Fuel level signal

Fuel Level

—

%

Number of warm ups after DTC clear

Number of warm-ups

—

—

Travel distance after DTC clear

Meter since DTC cleared

—

km

Fuel tank pressure signal

Fuel Tank Pressure

9.664

mmHg

Atmospheric pressure signal

Atmosphere Pressure

Atmospheric

pressure

mmHg

A/F lambda signal (Bank 1 Sensor 1)

A/F Sensor #11

0.957

—

A/F sensor output signal (Bank 1 Sensor 1)

A/F Sensor #11

–0.18

mA

Catalytic temperature #1

Catalyst Temperature #11

—

°C

Monitoring test of misfire

Misfire monitoring
(Enable)

YES

—

Monitoring test of misfire

Misfire monitoring (Comp)

YES

—

Monitoring test of fuel system

Fuel system monitoring
(Enable)

YES

—

Monitoring test of fuel system

Fuel system monitoring
(Comp)

NO

—

Monitoring test of comprehensive component

Component monitoring
(Enable)

NO

—

Monitoring test of comprehensive component

Component monitoring
(Comp)

NO

—

Test of catalyst

Catalyst Diagnosis
(Enable)

YES

—

Test of catalyst

Catalyst Diagnosis
(Comp)

NO

—

Test of heating-type catalyst

Heated catalyst (Enable)

N/A

—

Test of heating-type catalyst

Heated catalyst (Comp)

N/A

—

Test of evaporative emission purge control system

Evaporative purge system
(Enable)

YES

—

Test of evaporative emission purge control system

Evaporative purge system
(Comp)

NO

—

Secondary air system test

Secondary air system
(Enable)

YES

—

Secondary air system test

Secondary air system
(Comp)

NO

—

Contents

Display

Referential value

(at idling)

Unit of measure

EN(H4DOTC)(diag)-40

Subaru Select Monitor

ENGINE (DIAGNOSTICS)

NOTE:
For detailed operation procedures, refer to the “PC application help for Subaru Select Monitor”.

Test of air conditioning system refrigerant

A/C system refrigerant
(Enable)

N/A

—

Test of air conditioning system refrigerant

A/C system refrigerant
(Comp)

N/A

—

Test of oxygen sensor

Oxygen sensor (Enable)

YES

—

Test of oxygen sensor

Oxygen sensor (Comp)

NO

—

Test of oxygen sensor heater

O2 Heater Diagnosis
(Enable)

YES

—

Test of oxygen sensor heater

O2 Heater Diagnosis
(Comp)

YES

—

Test of EGR system

EGR system (Enable)

N/A

—

Test of EGR system

EGR system (Comp)

N/A

—

ECM power supply voltage

Control module voltage

13.848

V

Absolute load

Absolute Load Value

21

%

A/F target lambda

Target Equivalence Ratio

0.993

—

Relative throttle opening angle

Relative Throttle Pos.

2

%

Ambient temperature

Ambient Temperature

Ambient

temperature

°C

Absolute throttle opening angle 2

Absolute Throttle Pos.#2

31

%

Absolute accelerator opening angle 1

Accelerator Pedal Pos.#1

13

%

Absolute accelerator opening angle 2

Accelerator Pedal Pos.#2

13

%

Target throttle opening angle

Target Throt. Act. Cont.

0

%

Engine operating time while malfunction indicator light lit

Time while MIL lighted

—

min

Elapsed time after DTC clear

Time since DTC cleared

—

min

Fuel used

Type of fuel

GAS

—

Relative accelerator opening angle

Relative Accelera. Pos.

0

%

Contents

Display

Referential value

(at idling)

Unit of measure