Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 206
EN(H4DOTC)(diag)-48
Read Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
10.Read Diagnostic Trouble
Code (DTC)
A: OPERATION
1. SUBARU SELECT MONITOR (NORMAL
MODE)
1) On «Main Menu» display, select {Each System
Check}.
2) On «System Selection Menu» display, select
{Engine Control System}.
3) Click the [OK] button after the information of en-
gine type has been displayed.
4) On «Engine Diagnosis» display, select {Diag-
nostic Code(s) Display}.
5) On «Diagnostic Code(s) Display» display, select
{Temporary Diagnostic Code(s)} or {Memorized Di-
agnostic Code(s)}.
NOTE:
• For detailed operation procedures, refer to “PC
application help for Subaru Select Monitor”.
• For details concerning DTC, refer to “List of Diag-
EN(H4DOTC)(diag)-87, List of Diagnostic Trouble
2. SUBARU SELECT MONITOR (OBD
MODE)
1) On «Main Menu» display, select {Each System
Check}.
2) On «System Selection Menu» display, select
{Engine Control System}.
3) Click the [OK] button after the information of en-
gine type has been displayed.
4) On «Engine Diagnosis» display, select {OBD
System}.
5) On «OBD Menu» display, select {Diagnostic
Code(s) Display}.
6) Make sure DTC is shown on the screen.
NOTE:
• For detailed operation procedures, refer to “PC
application help for Subaru Select Monitor”.
• For details concerning DTC, refer to “List of Diag-
EN(H4DOTC)(diag)-87, List of Diagnostic Trouble
3. GENERAL SCAN TOOL
Refer to data denoting emission-related powertrain
DTC.
For details concerning DTC, refer to “List of Diag-
EN(H4DOTC)(diag)-87, List of Diagnostic Trouble
Code (DTC).>
NOTE:
Refer to general scan tool manufacturer’s instruc-
tion manual to access powertrain DTC (MODE
$03).
EN(H4DOTC)(diag)-49
Inspection Mode
ENGINE (DIAGNOSTICS)
11.Inspection Mode
A: PROCEDURE
Perform the diagnosis shown in the following DTC table.
drive cycle. <Ref. to EN(H4DOTC)(diag)-55, Drive Cycle.>
DTC
Item
Condition
B1570
Antenna
—
B1571
Reference Code Incompatibility
—
B1572
IMM Circuit Failure (Except Antenna Circuit)
—
B1574
Key Communication Failure
—
B1575
Incorrect Immobilizer Key
—
B1576
EGI Control Module EEPROM
—
B1577
IMM Control Module EEPROM
—
B1578
Meter Failure
—
P0011
Intake Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)
—
P0014
Exhaust AVCS System 1 (Range/Performance)
—
P0016
Crankshaft Position - Camshaft Position Correlation (Bank1)
—
P0017
Crank and Cam Timing B System Failure (Bank 1)
—
P0018
Crankshaft Position - Camshaft Position Correlation (Bank2)
—
P0019
Crank and Cam Timing B System Failure (Bank 2)
—
P0021
Intake Camshaft Position - Timing Over-Advanced or System Performance (Bank 2)
—
P0024
Exhaust AVCS System 2 (Range/Performance)
—
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/Barometric Pressure Circuit Low Input
—
P0108
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
—
P0112
Intake Air Temperature Sensor 1 Circuit Low
—
P0113
Intake Air Temperature Sensor 1 Circuit High
—
P0117
Engine Coolant Temperature Circuit Low
—
P0118
Engine Coolant Temperature Circuit High
—
P0122
Throttle/Pedal Position Sensor/Switch “A” Circuit Low
—
P0123
Throttle/Pedal Position Sensor/Switch “A” Circuit High
—
P0131
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)
—
P0132
O2 Sensor Circuit High Voltage (Bank 1 Sensor 1)
—
P0137
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)
—
P0138
O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)
—
P0140
O2 Sensor Circuit No Activity Detected (Bank1 Sensor2)
—
P0201
Cylinder 1 - Injector Circuit
—
P0202
Cylinder 2 - Injector Circuit
—
P0203
Cylinder 3 - Injector Circuit
—
P0204
Cylinder 4 - Injector Circuit
—
P0222
Throttle/Pedal Position Sensor/Switch “B” Circuit Low
—
P0223
Throttle/Pedal Position Sensor/Switch “B” Circuit High
—
P0230
Fuel Pump Primary Circuit
—
P0245
Turbo/Super Charger Wastegate Solenoid “A” Low
—
P0327
Knock Sensor 1 Circuit Low (Bank 1 or Single Sensor)
—
EN(H4DOTC)(diag)-50
Inspection Mode
ENGINE (DIAGNOSTICS)
P0328
Knock Sensor 1 Circuit High (Bank 1 or Single Sensor)
—
P0335
Crankshaft Position Sensor “A” Circuit
—
P0336
Crankshaft Position Sensor “A” Circuit Range/Performance
—
P0340
Camshaft Position Sensor “A” Circuit (Bank 1 or Single Sensor)
—
P0341
Camshaft Position Sensor "A" Circuit Range/Performance (Bank 1 or Single Sensor)
—
P0345
Camshaft Position Sensor “A” Circuit (Bank 2)
—
P0346
Camshaft Position Sensor "A" Circuit Range/Performance (Bank 2)
—
P0351
Ignition Coil A Primary/Secondary Circuit
—
P0352
Ignition Coil B Primary/Secondary Circuit
—
P0353
Ignition Coil C Primary/Secondary Circuit
—
P0354
Ignition Coil D Primary/Secondary Circuit
—
P0365
Camshaft Position Sensor “B” Circuit (Bank 1)
—
P0366
Camshaft Position Sensor B Circuit Range/Performance (Bank 1)
—
P0390
Camshaft Position Sensor “B” Circuit (Bank 2)
—
P0391
Camshaft Position Sensor B Circuit Range/Performance (Bank 2)
—
P0413
Secondary Air Injection System Switching Valve “A” Circuit Open
—
P0416
Secondary Air Injection System Switching Valve “B” Circuit Open
—
P0451
Evaporative Emission System Pressure Sensor/Switch Range/Performance
—
P0452
Evaporative Emission System Pressure Sensor/Switch Low
—
P0453
Evaporative Emission System Pressure Sensor/Switch High
—
P0458
Evaporative Emission System Purge Control Valve Circuit Low
—
P0462
Fuel Level Sensor “A” Circuit Low
—
P0463
Fuel Level Sensor “A” Circuit High
—
P04AC
Evap System Purge Control Valve "B" Circuit Low
—
P04AD
Evap System Purge Control Valve "B" Circuit High
—
P04DB
Crankcase Ventilation System Disconnected
—
P0500
Vehicle Speed Sensor “A”
—
P0560
System Voltage
—
P0604
Internal Control Module Random Access Memory (RAM) Error
—
P0605
Internal Control Module Read Only Memory (ROM) Error
—
P0606
Control Module Processor
—
P060A
Internal Control Module Monitoring Processor Performance
—
P060B
Internal Control Module A/D Processing Performance
—
P0616
Starter Relay Circuit Low
—
P0617
Starter Relay Circuit High
—
P062F
Internal Control Module EEPROM Error
—
P0851
Park/Neutral Switch Input Circuit Low
—
P0852
Park/Neutral Switch Input Circuit High
—
P1160
Return Spring Failure
—
P1400
Fuel Tank Pressure Control Solenoid Valve Circuit Low
—
P1410
Secondary Air Injection System Switching Valve Stuck Open
—
P1420
Fuel Tank Pressure Control Sol. Valve Circuit High
—
P2006
Intake Manifold Runner Control Stuck Closed (Bank 1)
—
P2007
Intake Manifold Runner Control Stuck Closed (Bank 2)
—
P2008
Intake Manifold Runner Control Circuit / Open (Bank 1)
—
P2009
Intake Manifold Runner Control Circuit Low (Bank 1)
—
P2011
Intake Manifold Runner Control Circuit / Open (Bank 2)
—
P2012
Intake Manifold Runner Control Circuit Low (Bank 2)
—
P2016
Tumble Generated Valve Position Sensor 1 Circuit Low
—
P2017
Intake Manifold Runner Position Sensor / Switch Circuit High (Bank 1)
—
DTC
Item
Condition
EN(H4DOTC)(diag)-51
Inspection Mode
ENGINE (DIAGNOSTICS)
P2021
Tumble Generated Valve Position Sensor 2 Circuit Low
—
P2022
Intake Manifold Runner Position Sensor / Switch Circuit High (Bank 2)
—
P2088
Intake Camshaft Position Actuator Control Circuit Low (Bank 1)
—
P2089
Intake Camshaft Position Actuator Control Circuit High (Bank 1)
—
P2090
Exhaust Camshaft Position Actuator Control Circuit Low (Bank 1)
—
P2091
Exhaust Camshaft Position Actuator Control Circuit High (Bank 1)
—
P2092
Intake Camshaft Position Actuator Control Circuit Low (Bank 2)
—
P2093
Intake Camshaft Position Actuator Control Circuit High (Bank 2)
—
P2094
Exhaust Camshaft Position Actuator Control Circuit Low (Bank 2)
—
P2095
Exhaust Camshaft Position Actuator Control Circuit High (Bank 2)
—
P2101
Throttle Actuator Control Motor Circuit Range/Performance
—
P2102
Throttle Actuator Control Motor Circuit Low
—
P2103
Throttle Actuator Control Motor Circuit High
—
P2109
Throttle/Pedal Position Sensor “A” Minimum Stop Performance
—
P2119
Throttle Actuator Control Throttle Body Range/Performance
—
P2122
Throttle/Pedal Position Sensor/Switch “D” Circuit Low Input
—
P2123
Throttle/Pedal Position Sensor/Switch “D” Circuit High Input
—
P2127
Throttle/Pedal Position Sensor/Switch “E” Circuit Low Input
—
P2128
Throttle/Pedal Position Sensor/Switch “E” Circuit High Input
—
P2135
Throttle/Pedal Position Sensor/Switch “A”/“B” Voltage Correlation
—
P2138
Throttle/Pedal Position Sensor/Switch “D”/“E” Voltage Correlation
—
P2195
O2 Sensor Signal Biased/Stuck Lean (Bank 1 Sensor 1)
—
P2196
O2 Sensor Signal Biased/Stuck Rich (Bank 1 Sensor 1)
—
P2257
Air System Control "A" Circuit Low
—
P2401
Evaporative Emission System Leak Detection Pump Control Circuit Low
—
P2419
Evaporative Emission System Switching Valve Control Circuit Low
—
P2431
Secondary Air Injection System Air Flow /Pressure Sensor Circuit Range/Performance
—
P2432
Secondary Air Injection System Air Flow /Pressure Sensor Circuit Low
—
P2433
Secondary Air Injection System Air Flow /Pressure Sensor Circuit High
—
P2444
Secondary Air Injection System Pump Stuck On
—
U0073
CAN Failure, Bus ‘Off’ Detection
—
U0122
CAN (VDC) Data Not Loaded
—
U0140
CAN (BCU) Data Not Loaded
—
U0416
CAN (VDC) Data Abnormal
—
U0422
CAN (BCU) Data Abnormal
—
DTC
Item
Condition
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