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Home >> Subaru >> 2016 >> WRX Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Diagnostics) (2.0L) - Introduction >> Drive Cycle >> Procedure >> Drive Cycle C
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Drive Cycle C

DTC Item Condition
P000A "A" Camshaft Position Slow Response Bank 1 -
P000B "B" Camshaft Position Slow Response Bank 1 -
P000C "A" Camshaft Position Slow Response Bank 2 -
P000D "B" Camshaft Position Slow Response Bank 2 -
P0011 "A" Camshaft Position - Timing Over-Advanced or System Performance Bank 1 -
P0014 "B" Camshaft Position - Timing Over-Advanced or System Performance Bank 1 -
P0021 "A" Camshaft Position - Timing Over-Advanced or System Performance Bank 2 -
P0024 "B" Camshaft Position - Timing Over-Advanced or System Performance Bank 2 -
P0030 A/F/O2 Heater Control Circuit Bank 1 Sensor 1 -
P0068 MAP/MAF - Throttle Position Correlation -
P0087 Fuel Rail/System Pressure - Too Low Bank 1 Complete diagnosis with drive cycle A or B as well.
P0088 Fuel Rail/System Pressure - Too High Bank 1 Complete diagnosis with drive cycle A or B as well.
P0101 Mass or Volume Air Flow Sensor "A" Circuit Range/Performance -
P0134 A/F/O2 Sensor Circuit No Activity Detected Bank 1 Sensor 1 -
P013A O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 -
P013B O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 2 -
P013E O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 2 -
P013F O2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 2 -
P0171 System Too Lean Bank 1 Complete diagnosis with drive cycle A or B as well.
P0172 System Too Rich Bank 1 Complete diagnosis with drive cycle A or B as well.
P0244 Turbocharger/Supercharger Wastegate Solenoid "A" Range/Performance -
P0246 Turbocharger/Supercharger Wastegate Solenoid "A" High -
P0300 Random/Multiple Cylinder Misfire Detected Complete diagnosis with drive cycle A or B as well.
P0301 Cylinder 1 Misfire Detected Complete diagnosis with drive cycle A or B as well.
P0302 Cylinder 2 Misfire Detected Complete diagnosis with drive cycle A or B as well.
P0303 Cylinder 3 Misfire Detected Complete diagnosis with drive cycle A or B as well.
P0304 Cylinder 4 Misfire Detected Complete diagnosis with drive cycle A or B as well.
P0400 EGR "A" Flow -
P0441 Evap System (CPC) Incorrect Purge Flow -
P04AD Evap System (CPC) Purge Control Valve "B" Circuit High -
P0851 Park/Neutral Switch Input Circuit Low -
P0852 Park/Neutral Switch Input Circuit High -
P1191 Fuel Rail Pressure Sensor "A" Circuit No Activity Detected Complete diagnosis with drive cycle A or B as well.
P1449 Evap System Clog Detected (Air Filter) -
P1492 Coil 1 EGR "A" Control Circuit Low -
P1493 Coil 1 EGR "A" Control Circuit High -
P1494 Coil 2 EGR "A" Control Circuit Low -
P1495 Coil 2 EGR "A" Control Circuit High -
P1496 Coil 3 EGR "A" Control Circuit Low -
P1497 Coil 3 EGR "A" Control Circuit High -
P1498 Coil 4 EGR "A" Control Circuit Low -
P1499 Coil 4 EGR "A" Control Circuit High -
P2004 TGV Control Stuck Open Bank 1 -
P2005 TGV Control Stuck Open Bank 2 -
P2096 Post Catalyst Fuel Trim System Too Lean Bank 1 Complete diagnosis with drive cycle A or B as well.
P2097 Post Catalyst Fuel Trim System Too Rich Bank 1 Complete diagnosis with drive cycle A or B as well.
P2270 O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2 -
P2271 O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2 -

Diagnostic procedure: 

  1. Drive according to the drive pattern described below.
    Fig 1: Driving Pattern (Drive Cycle C)
    G10292559Courtesy of SUBARU OF AMERICA, INC.
  2. Read the temporary code using the Subaru Select Monitor or general scan tool. < Ref. to OPERATION , Read Diagnostic Trouble Code (DTC). >