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Home >> Subaru >> 2006 >> Legacy GT spec.B >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Engine (Diagnostics) (H4DOTC) >> Drive Cycle >> Procedure >> Drive Cycle A - Drive The Vehicle With 80 Km/H (50 Mph) For 20 Minutes, And Then Idle The Engine For A Minute.)

Drive Cycle A - Drive The Vehicle With 80 Km/H (50 Mph) For 20 Minutes, And Then Idle The Engine For A Minute.)

DIAGNOSTIC TROUBLE CODE

DTC Item Condition
*P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control Engine coolant temperature at engine start is 20°C (68°F) or less.
*P0126 Insufficient Engine Coolant Temperature for Stable Operation -
*P0128 Coolant Thermostat (Engine Coolant Temperature Below Thermostat Regulating Temperature) Engine coolant temperature at engine start is 55°C (131°F) or less.
*P0133 O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) -
*P0171 System Too Lean (Bank 1) Diagnosis completes in drive cycle B or C as well.
*P0172 System Too Rich (Bank 1) Diagnosis completes in drive cycle B or C as well.
*P0301 Cylinder 1 Misfire Detected Diagnosis completes in drive cycle B or C as well.
*P0302 Cylinder 2 Misfire Detected Diagnosis completes in drive cycle B or C as well.
*P0303 Cylinder 3 Misfire Detected Diagnosis completes in drive cycle B or C as well.
*P0304 Cylinder 4 Misfire Detected Diagnosis completes in drive cycle B or C as well.
*P0420 Catalyst System Efficiency Below Threshold (Bank 1) -
*P0442 Evaporative Emission Control System Leak Detected (Small Leak) Coolant temperature at start is less than 25°C (77°F).
*P0451 Evaporative Emission Control System Pressure Sensor -
*P0456 Evaporative Emission Control System Leak Detected (Very Small Leak) Coolant temperature at start is less than 25°C (77°F).
*P0457 Evaporative Emission Control System Leak Detected (Fuel Cap Loose/Off) Coolant temperature at start is less than 25°C (77°F).
P0459 Evaporative Emission System Purge Control Valve Circuit High -
P0546 Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 1) -
P0692 Fan 1 Control Circuit High -
P1301 Misfire Detected (High Temperature Exhaust Gas) Diagnosis completes in drive cycle B or C as well.
P1312 Exhaust Gas Temperature Sensor Malfunction Engine coolant temperature at engine start is 30°C (86°F) or less.
P1443 Vent Control Solenoid Valve Function Problem -
*P2096 Post Catalyst Fuel Trim System Too Lean Bank 1 Diagnosis completes in drive cycle B or C as well.
*P2097 Post Catalyst Fuel Trim System Too Rich Bank 1 Diagnosis completes in drive cycle B or C as well.
P2103 Throttle Actuator Control Motor Circuit High Diagnosis completes in drive cycle B or C as well.